TL;DR

Quick answer: For modern developer experience, Resend or Postmark. For SaaS with marketing + transactional, Sequenzy ($49/mo) has AI and Stripe sync. At massive scale, Amazon SES is cheapest. For budget transactional, Elastic Email at $0.09/1k. For enterprise with great deliverability, SendGrid or Mailgun.

19 Best Pepipost (Netcore Email API) Alternatives

Our Pick for SaaS Companies

4.0avg rating

Sequenzy

SaaS EmailMarketing AutomationTransactional EmailAI-Powered

Marketing + transactional for SaaS with AI content generation. If you're switching from Netcore's transactional-only API and want to add marketing, Sequenzy combines everything.

The AI can generate entire onboarding or trial conversion sequences from a short description, and native Stripe integration automatically tags subscribers based on billing events—features Netcore's transactional-only API has no concept of. Pricing is a flat $49/month for 120,000 emails, unlimited subscribers with no per-email metering or "opened emails free" complexity to track. Best for SaaS teams that outgrew Netcore's transactional-only approach and want marketing automation, subscriber management, and email delivery in a single platform.

Visit

Best for

SaaS teams wanting marketing + transactional in one

Pricing

$49/month for 120k emails (unlimited subscribers)

Pros

Marketing + transactional in one platform
AI generates entire email sequences
Native Stripe integration
Modern developer experience
SaaS-specific automations

Cons

No AI send-time optimization like Netcore
No "opened emails free" pricing model
SMB-focused, not enterprise scale
No dedicated IPs

Start Free Trial

4.0avg rating

SendGrid

Email APITransactional EmailEnterpriseDeveloper Tools

Industry standard for transactional email. Now owned by Twilio. Similar positioning to Netcore but more established in Western markets.

SendGrid processes billions of emails monthly and offers both transactional and marketing features in one platform, with dedicated IPs available on higher tiers for deliverability control that Netcore also provides. The developer experience feels dated compared to newer tools like Resend, but the documentation is comprehensive and the ecosystem is massive. Pricing starts at $19.95/month for 50,000 emails on the Essentials plan, though it gets complex with add-ons at scale. Best for established teams that want a proven, widely-adopted transactional email platform with optional marketing features.

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Best for

Established teams needing proven transactional + marketing

Pricing

$19.95/month for 50,000 emails (Essentials)

Pros

Proven scale (sends billions monthly)
Both transactional and marketing email
Twilio ecosystem integration
Comprehensive documentation
Dedicated IPs available on Pro

Cons

DX feels dated compared to modern tools
Deliverability can vary on shared IPs
Support quality varies by tier
Pricing gets complex at scale
Marketing features feel bolted on

What users say

View source reviews

Steve Yardumian · Trustpilot

“Awful experience. Customer support is non-existent. What little support does exist covers for development's shortcomings. Missing all kinds of data points in many API endpoints. Don't waste your time.”

Nicolas Arden · Trustpilot

“Terrible company with zero customer support. Frequently loses account data, unable to remove my debit card from the platform, and they keep trying to charge me despite me not using the service.”

4.0avg rating

Mailgun

Email APIDeveloper ToolsEmail ValidationTransactional Email

Developer-focused email API with solid documentation. Owned by Sinch (also owns Mailjet).

Good middle ground between DX and features. Mailgun includes email validation, detailed analytics, and inbound routing capabilities that go beyond Netcore's transactional-only focus, and the API design is cleaner than SendGrid's while offering similar reliability. Starting at $15/month for 10,000 emails on the Foundation plan, it's competitively priced with transparent per-email overages. The Sinch acquisition has raised some uncertainty about long-term direction, similar to the concerns people had when Pepipost was acquired by Netcore. Best for developer teams that want a solid transactional API with extras like validation and routing without paying enterprise prices.

Visit

Best for

Developers wanting reliable transactional email

Pricing

$15/month for 10,000 emails (Foundation)

Pros

Developer-friendly API design
Email validation included in plans
Good documentation and SDKs
Detailed analytics and log retention
Flexible pricing tiers

Cons

Now owned by Sinch (some uncertainty)
Marketing features are basic
Not as polished as Resend
EU data hosting costs extra
Pricing has increased post-acquisition

What users say

View source reviews

Marcello Guimaraes · Trustpilot

“Initially, it took a while for the first-level support to understand my need. Once I escalated to the second level, it was very quick and efficient.”

Shahriar Alam · Trustpilot

“If you want to see the world's worst support system, you should check their support system. You will open a ticket, and they will reply after 48 hours minimum. I just wonder why they even have a support system.”

5.0avg rating

Resend

Email APIDeveloper ToolsReact EmailModern DX

What email APIs would look like if built today. Beautiful developer experience, React Email templates, modern SDKs.

Transactional only. Resend lets you build email templates as React components with TypeScript support, and the SDKs for every major language feel years ahead of both Netcore's and SendGrid's developer experience. A generous 3,000 emails/month free tier lets you test thoroughly before committing, and $20/month covers 50,000 emails on the paid plan. The trade-off is clear: no marketing features, no subscriber management, no send-time optimization—it's purely transactional email done beautifully. Best for developer teams who prioritize clean API design and modern tooling over feature breadth.

Visit

Best for

Developers prioritizing modern DX

Pricing

$20/month for 50,000 emails

Pros

Best developer experience in email
React Email integration for templates
Modern SDKs for every language
Clean, intuitive API design
3,000 emails/month free tier

Cons

Transactional only — no marketing
No subscriber management
Newer platform, less proven at massive scale
You'll need a second tool for marketing
No send-time optimization like Netcore

What users say

View source reviews

Mantas Vileisis · Trustpilot

“They suspended account when we were getting a lot of new customers/traffic. We lost tons of them because of Resend. They decided to suspend our account, and after a long wait they decided to keep the ban!”

Zeniki Beniki · Trustpilot

“Just implemented this service to my client's website. Super easy to implement, all verifications went smooth and quick. Emails come to Gmail next second. Very happy so far!”

5.0avg rating

Postmark

Transactional EmailDeliverabilityDeveloper ToolsPremium

Exceptional deliverability because they reject bad actors. If your emails must arrive (password resets, 2FA), Postmark's strict policies help.

Postmark vets every customer and rejects bulk marketing senders, which keeps their shared IPs cleaner than platforms like Netcore or SendGrid that allow mixed traffic. Message streams let you separate transactional from broadcast email, and most emails are delivered in under 10 seconds with a 40-day searchable email history. At $15/month for 10,000 emails, it's more expensive than Netcore at high volume but the deliverability premium is worth it for critical communications. Best for applications where transactional emails absolutely must reach the inbox—password resets, 2FA codes, receipts, and order confirmations.

Visit

Best for

Apps where deliverability is critical

Pricing

$15/month for 10,000 emails

Pros

Exceptional deliverability via strict vetting
Clean, developer-friendly API
Message streams for traffic organization
40-day email history and search
Human support at all tiers

Cons

Transactional only — no marketing
Will reject questionable use cases
More expensive than Netcore at high volume
No marketing features or automation
No AI send-time optimization

What users say

View source reviews

Oli Ver · Trustpilot

“We used SendGrid for 6 months and it was a constant headache. Our welcome emails, order confirmations, and password reset emails were either landing in spam or getting blocked. Postmark solved all of that.”

Mateusz Kroplewski · Trustpilot

“I have tried using MailJet and AmazonSES before Postmark and the customer service is very slow. I set up Postmark and got my domain approved to send email on the same day. Customer service is amazing.”

3.0avg rating

Amazon SES

Email APIBudgetAWSInfrastructure

Cheapest at scale by far. $0.10 per 1,000 emails. But you're completely on your own—no templates, no dashboard, no deliverability tools.

Amazon SES gives you raw SMTP and API access backed by AWS infrastructure that scales infinitely, but you'll need to build your own bounce handling, suppression lists, reputation monitoring, and analytics—everything Netcore provides out of the box. There's no monthly minimum, so you only pay for what you send, which makes it dramatically cheaper than Netcore at high volume (50k emails would cost just $5 vs Netcore's ~$25). Best for engineering teams at high-volume companies that have the resources to build their own email infrastructure layer on top of SES.

Visit

Best for

Cost-sensitive high-volume with engineering resources

Pricing

$0.10 per 1,000 emails

Pros

Cheapest at high volume by far
AWS reliability and global scale
Full control over everything
No monthly minimum commitment
Scales infinitely with no caps

Cons

Zero developer experience
DIY everything (templates, bounces, deliverability)
No dashboard or analytics built in
Requires significant AWS complexity
No send-time optimization or AI features

3.0avg rating

Elastic Email

Email APIBudgetMarketing EmailSMTP Relay

Budget alternative to Netcore with similar transactional focus. Even cheaper at $0.09/1k.

Good for cost-conscious teams. Elastic Email offers both SMTP and API access with email verification included, and the Pro plan adds decent automation and landing page features that Netcore's transactional API doesn't have. The API Starter plan at $19/month covers 50,000 emails, making it one of the cheapest options with actual features included. The downsides are a dated interface, inconsistent deliverability on shared IPs, and limited AI capabilities (40-100 prompts/month). Best for budget-conscious teams that need more than raw delivery but can't justify Postmark or SendGrid pricing.

Visit

Best for

Budget-conscious teams needing transactional email

Pricing

$19/month for 50,000 emails (API Starter)

Pros

Very affordable at $0.09/1k emails
Both transactional and marketing plans
SMTP and API access included
Email verification built in
Decent automation on Pro plan

Cons

Developer experience is dated
Deliverability can be inconsistent
Limited AI (40-100 prompts/month)
Support can be slow on lower tiers
Interface feels outdated

4.0avg rating

Brevo

Marketing AutomationTransactional EmailSMS MarketingBudget-Friendly

Budget-friendly with unlimited contacts. Pay per email sent. Formerly Sendinblue.

Not the prettiest, but capable and affordable. Brevo combines transactional email, marketing campaigns, SMS, and even WhatsApp in one platform—far broader than Netcore's API-only approach—with unlimited contacts on every plan including free. At $25/month for 20,000 emails, the per-email pricing can add up at high volume, but you get marketing automation, landing pages, and CRM features included. The interface is functional but clunky, and support quality varies. Best for teams that want an affordable all-in-one marketing platform with transactional capabilities, rather than a developer-first API like Netcore.

Visit

Best for

Budget-conscious teams wanting transactional + marketing

Pricing

$25/month for 20,000 emails

Pros

Unlimited contacts on all plans
Transactional + marketing combined
SMS and WhatsApp included
Actually affordable for what you get
SMTP and API access

Cons

Developer experience is dated
Pay-per-email adds up at volume
Interface is clunky and slow
Support can be slow on lower tiers
No AI send-time optimization like Netcore

What users say

View source reviews

Gary Curran · Trustpilot

“Disappointing experience with Brevo. Our account was initially suspended after a first campaign due to bounce rate. We followed the required self-service steps and successfully revalidated the account ourselves. After this, support took ages to respond.”

Larry Chin · Trustpilot

“Brevo is a solid service for handling your marketing emails and much more. The tech support is fast and good. Making a marketing email is fast and easy. I have used SendinBlue, now Brevo, for many years now.”

3.0avg rating

ZeptoMail

Transactional EmailPay-As-You-GoZoho EcosystemBudget

Zoho's dedicated transactional email service. Pay-as-you-go pricing. Simple, focused on transactional only.

ZeptoMail uses a credit-based system at $2.50 per 10,000 emails with no monthly minimum or commitment—you buy credits and use them when you need to, which is simpler than Netcore's "opened emails free" model to budget for. The platform integrates neatly with Zoho's broader ecosystem (CRM, Desk, Campaigns) if you're already invested there. It's less well-known than SendGrid or Mailgun with a smaller community and less polished API documentation. Best for teams already using Zoho products or those who want straightforward pay-as-you-go transactional email without monthly subscriptions.

Visit

Best for

Teams already in Zoho ecosystem

Pricing

$2.50 per 10,000 emails (pay-as-you-go)

Pros

Simple pay-as-you-go pricing model
Dedicated transactional focus
Good deliverability reputation
Zoho ecosystem integration
No monthly minimums or commitments

Cons

Less known than SendGrid or Mailgun
Limited marketing features
Smaller community and resources
API not as polished as Resend
Best value only within Zoho ecosystem

#10

4.0avg rating

SMTP2GO

SMTP RelayEmail DeliveryPhone SupportDedicated IP

SMTP relay specialist with phone support on all paid plans. Global server network.

Good for teams wanting reliability and support. SMTP2GO stands out by offering phone support starting from the $10/month Starter plan—something most competitors reserve for enterprise tiers—plus a global server network across 6 locations for regional compliance and performance. The Professional plan at $75/month includes a dedicated IP, which is comparable to what Netcore offers for deliverability control but with more transparent pricing. The platform is more limited in features than SendGrid or Mailgun, focusing on reliable SMTP relay rather than marketing tools. Best for teams that value responsive human support and global infrastructure over cutting-edge developer features.

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Best for

Teams wanting reliable SMTP with great support

Pricing

$10/month for 10,000 emails (Starter)

Pros

Phone support on all paid plans
Global server network across 6 locations
Dedicated IP on Professional ($75/mo)
Data center choice for compliance
Simple, predictable pricing

Cons

Less feature-rich than SendGrid or Netcore
Limited marketing capabilities
DX not as modern as Resend
Smaller community and ecosystem
No AI or send-time optimization

What users say

View source reviews

customer · Trustpilot

“I've used them for about 3 months now and the experience has been great. It's nice to see a dashboard of which emails didn't go through and why. They blend the tech and usability well.”

Nico · Trustpilot

“SMTP2GO is a simple and easy-to-use service that handles basic email needs very efficiently. The support team is responsive and friendly. Highly recommend.”

#11

3.0avg rating

SocketLabs

EnterpriseEmail DeliveryAnalyticsDeliverability

Enterprise email delivery with StreamScore analytics and Spotlight cross-platform monitoring. Good for enterprises with complex delivery needs.

SocketLabs' StreamScore gives you real-time email health monitoring with actionable insights, and Spotlight can aggregate analytics across multiple ESPs if you're using more than one provider—a feature unique to SocketLabs that Netcore doesn't match. The Core plan at $39.95/month for 40,000 emails includes these analytics tools, while the Pro plan at $79.95/month adds dedicated IPs. As an independent company (not acquired by a conglomerate), SocketLabs offers product stability that some teams prefer after the Pepipost-to-Netcore transition. Best for enterprise teams with complex email delivery needs who want deep analytics and monitoring across their sending infrastructure.

Visit

Best for

Enterprise teams needing delivery analytics

Pricing

$39.95/month for 40,000 emails (Core)

Pros

StreamScore for email health monitoring
Spotlight aggregates multiple ESPs
Dedicated IP on Pro ($79.95/mo)
Enterprise-grade analytics depth
Independent company (not acquired)

Cons

Enterprise-focused pricing
Limited marketing features
Less modern developer experience
Smaller community than SendGrid
Overkill for small teams

What users say

View source reviews

Grumpy Git · Trustpilot

“A big thank you to Eric Davis for rescuing me after banging my head against the wall dealing with SendGrid. Since moving to SocketLabs, deliverability has been outstanding.”

Peter · Trustpilot

“I'm very happy with SocketLabs. Deliverability has been significantly higher than other apps I've tried. They employ specific strategies to improve sender reputation.”

#12

4.0avg rating

Mailtrap

Email TestingEmail APIDeveloper ToolsQA

Email testing specialist that expanded into sending. Great for teams that need staging/dev email testing plus production delivery.

Mailtrap's unique value is combining email sandbox testing (catching dev/staging emails before they reach real users) with production email delivery in one platform—something no other provider including Netcore offers. The sandbox is trusted by companies like PayPal and Atlassian for QA workflows, and the production Email API starts at $15/month for 10,000 emails with a clean developer experience. The catch is that testing and sending are billed separately, so costs can add up if you need both extensively. Best for developer teams that want integrated email testing and production delivery without managing separate vendors for each.

Visit

Best for

Developer teams needing email testing + production sending

Pricing

$15/month for 10,000 emails (Email API Basic)

Pros

Email sandbox for dev/staging testing
Catches test emails before reaching real users
Good developer experience overall
Both testing and production in one vendor
Used by PayPal and Atlassian

Cons

Testing and sending are separate products/pricing
Less feature-rich for marketing use
Newer in production email space
Limited automation features
No AI optimization like Netcore

What users say

View source reviews

Hongkonger Momo · Trustpilot

“Mailtrap blocked our ability to send marketing emails. We're a paid customer and the list we use is opt-in. They stated our email list was 'not verified' and considered it 'cold email.'”

Jiri · Trustpilot

“We have been using Mailtrap for 3 months and have very good experience with them. We use SMTP relay, webhooks, sending hundreds of thousands of emails and all works good. Great support too.”

#13

4.0avg rating

Loops

SaaS EmailModern UITransactional EmailMarketing Email

SaaS-focused email with transactional included. Where Netcore is enterprise transactional infrastructure, Loops is a modern platform built specifically for software companies that need both transactional and marketing in one clean interface.

All features are available on every plan — no enterprise gating. Event-based automations trigger emails from product actions without complex setup. At $49/month for 5,000 subscribers, it's a different pricing model than Netcore's per-email approach. Best for SaaS teams who want a unified, modern email platform instead of Netcore's API-only transactional focus.

Visit

Best for

SaaS teams wanting clean, modern email

Pricing

$49/mo for 5,000 subscribers, ~$99/mo for 10,000

Pros

Built for SaaS from day one
Transactional + marketing together
Clean, modern interface
Good deliverability out of the box
All features on all plans

Cons

No AI send-time optimization like Netcore
Gets expensive past 10k subscribers
No AI content generation
Smaller community and ecosystem
No enterprise-scale track record

#14

5.0avg rating

Customer.io

Marketing AutomationBehavioral EmailMulti-ChannelPLG

The behavioral messaging powerhouse. Email, push, SMS, in-app with sophisticated event-driven triggers.

Customer.io orchestrates messaging across multiple channels based on any event your product tracks — a massive capability upgrade from Netcore's transactional-only API. The Liquid templating engine supports deeply personalized content with conditional logic. At $100/month for 5,000 profiles, it's significantly more expensive but includes marketing automation that Netcore doesn't offer at all. Transactional email is included on higher plans. Best for product-led growth companies with complex user journeys who need behavioral automation far beyond what Netcore's transactional API provides.

Visit

Best for

PLG companies with complex user journeys

Pricing

$100/month for 5,000 profiles (Essentials)

Pros

Most powerful behavioral automation
Multi-channel (email, push, SMS, in-app)
Transactional email included
Excellent API and event system
Built for product-led growth

Cons

Significantly more expensive than Netcore
Complex setup and onboarding
Steep learning curve for teams
Overkill for simple transactional needs
No AI send-time optimization

What users say

View source reviews

Sarit Rosenthal Aviram · Trustpilot

“Renewal terms were changed without a proper notification! They tried a sneaky way to add conditions to the renewal contract, and increased their pricing. They are not flexible at all on those terms even though we are their customers for many years.”

Good Comfort · Trustpilot

“After months of trying to make Customer.io work for our business, I can say with confidence: unless you have a dedicated engineering team and endless patience, look elsewhere.”

#15

4.0avg rating

MailerSend

Transactional EmailEmail APISMSEmail Verification

Transactional email from the MailerLite team with a clean interface, SMS support, and built-in email verification. MailerSend is a more direct competitor to Netcore's transactional API than marketing-focused platforms, offering clean SDKs, email verification, and a modern dashboard.

The free tier covers 3,000 emails/month, which is more generous than most competitors for testing. At $28/month for 50,000 emails, pricing is competitive with Netcore. The MailerLite team brings email expertise, but MailerSend lacks Netcore's AI send-time optimization and enterprise scale. Best for teams wanting a modern transactional API alternative to Netcore without enterprise complexity.

Visit

Best for

Teams wanting polished transactional with SMS option

Pricing

Free for 3k/mo, then $28/mo for 50k

Pros

Clean, modern interface
Email verification built in
SMS support available
Generous free tier
Built by proven MailerLite team

Cons

Less enterprise scale than Netcore
SMS is an additional cost
No AI send-time optimization
Newer platform overall
Limited advanced analytics

What users say

View source reviews

Leonardo Messias · Trustpilot

“I've had a great experience using MailerSend. The platform is reliable, easy to use, and delivers exactly what it promises. The interface is clean and intuitive.”

J O Spies · Trustpilot

“I have to say that MailerSend support is exceptional. They ask all the right questions so I simply have to provide the details accordingly. Professional assistance.”

#16

4.0avg rating

Mailjet

Transactional EmailMarketing EmailCollaborationGDPR

Hybrid transactional + marketing owned by Sinch. Where Netcore is purely transactional API, Mailjet adds marketing capabilities with real-time team collaboration on email templates.

EU-based infrastructure makes it ideal for GDPR compliance. The Essential plan at $17/month for 15,000 emails offers both transactional and marketing sending, and subaccounts help manage multiple projects. The trade-off is Sinch ownership (raising similar concerns to Netcore's Pepipost acquisition) and basic automation compared to dedicated marketing platforms. Best for teams who want both transactional and marketing email with European data hosting.

Visit

Best for

Teams wanting transactional + marketing with EU hosting

Pricing

$17/month for 15,000 emails (Essential)

Pros

Real-time email collaboration
Both transactional and marketing
EU-based infrastructure for GDPR
Subaccounts for multi-project
Good API documentation

Cons

Owned by Sinch (consolidation concerns)
Marketing automation requires Premium
Interface feels dated
No AI optimization like Netcore
Advanced segmentation limited

What users say

View source reviews

Davide · Trustpilot

“Mihael has been extremely patient, knowledgeable, and flexible throughout the entire process. We've received excellent support and truly appreciated the clear and consistent communication.”

Teresa Nelson · Trustpilot

“Nice services, deliverability 100%. But the most important - every question and every request is processed extremely quickly.”

#17

3.0avg rating

SparkPost

EnterpriseEmail DeliveryAnalyticsPredictive

Enterprise email delivery now part of Bird (MessageBird). SparkPost's Signals provides predictive analytics comparable to Netcore's AI capabilities — email health scoring, engagement forecasting, and deliverability optimization.

Email validation and real-time bounce classification maintain list quality at enterprise scale. The platform handles massive volume with enterprise SLAs. At $20/month for 15,000 emails on starter tiers, it's reasonable, but enterprise pricing is custom. The Bird acquisition has created platform uncertainty, similar to the Pepipost-to-Netcore transition that may have prompted your search. Best for enterprise senders who need sophisticated analytics comparable to what Netcore offers.

Visit

Best for

Enterprise high-volume senders

Pricing

$20/month for 15,000 emails

Pros

Predictive email analytics (Signals)
Handles enterprise-scale volume
Strong deliverability optimization
Email validation included
Real-time bounce classification

Cons

Now part of Bird (platform uncertainty)
Enterprise-focused pricing complexity
Not suited for small teams
No marketing automation
DX not modern

What users say

View source reviews

Rohit Joshi · Trustpilot

“If I could give 0 stars, I would. My account has been blocked for over a week due to a billing error caused by SparkPost, and they still haven't fixed it. No urgency, no ownership.”

Steven Bull · Trustpilot

“Developers beware, they will suspend your account based on 'suspicion' with no communication. They broke the emails in our production environment. We have been in business for over 30 years.”

#18

4.0avg rating

Maileroo

Transactional EmailEmail APIEmail VerificationBudget

Simple, affordable transactional email API with free email verification. Where Netcore targets enterprise with AI optimization, Maileroo targets developers who want clean, affordable transactional email without complexity.

The free tier covers 5,000 emails/month, and SDKs span 7 languages. At ~$8/month for 10,000 emails, it's significantly cheaper than Netcore for small-to-medium volume. The trade-off is no AI send-time optimization, no enterprise scale, and a smaller community. Best for developers who want a simpler, cheaper alternative to Netcore without enterprise requirements.

Visit

Best for

Developers wanting simple, affordable transactional

Pricing

Free for 5k/mo, then ~$8/mo for 10k

Pros

Free email verification included
Generous free tier (5,000/month)
Clean, modern API design
7 SDK languages supported
Responsive customer support

Cons

No AI send-time optimization
Newer platform with less track record
Smaller community than established providers
Marketing features still maturing
No enterprise-scale features

What users say

View source reviews

david knappert · Trustpilot

“Great service and customer support have been very helpful. I'd like to see some new features, and so far they have shown to listen to their clients and make improvements.”

W B · Trustpilot

“Just new to Maileroo, and so far all good. Their support in getting things setup has been outstanding. Nothing has been too much trouble for them.”

#19

4.0avg rating

ActiveCampaign

Marketing AutomationCRMEmail MarketingAdvanced Workflows

The automation powerhouse with built-in CRM. Where Netcore focuses purely on transactional delivery, ActiveCampaign is the opposite — advanced marketing automation with visual workflow builders, lead scoring, site tracking, and a full CRM.

At $79/month for 10,000 contacts, it's more expensive and doesn't replace Netcore's transactional API, but it fills the massive marketing gap. Complex branching logic and predictive sending are included. Best for teams who need Netcore-level transactional delivery paired with enterprise-grade marketing automation — though you'd still need a separate transactional tool.

Visit

Best for

Teams needing advanced marketing automation

Pricing

$79/month for 10,000 contacts

Pros

Best-in-class visual automation builder
Built-in CRM with sales pipeline
Advanced lead scoring and site tracking
Huge integration ecosystem
Predictive sending optimization

Cons

No transactional API like Netcore
3-4x more expensive
Steep learning curve
Complex for simple email needs
No AI send-time optimization like Netcore

What users say

View source reviews

Giovanni Pizza · Trustpilot

“I've been using ActiveCampaign for years, but the recent experience has been extremely frustrating. Since early November, a critical bug has been blocking one of our core automations. I opened a ticket immediately, provided all the details, logs, and examples requested — and after that? Weeks of silence and runaround.”

Eric S. · Trustpilot

“ActiveCampaign has a steep learning curve, and I was a little intimidated. But I found all the training videos and support really helpful. I was able to become effective with the platform pretty quickly. I think the capabilities of the platform are awesome once you put in the time to learn the system.”

Why Consider Alternatives to Netcore/Pepipost

The acquisition created some uncertainty

Pepipost being rebranded to Netcore Email API in 2020 means the platform you signed up for has changed ownership. Some users prefer platforms with more stable ownership.

You need marketing features

Netcore Email API focuses on transactional delivery. If you've grown to need marketing automation, sequences, or subscriber management, you'll need to either add another tool or switch to an all-in-one platform.

The pricing model is complex

While "opened emails free" sounds great, understanding your actual costs requires predicting open rates. Some teams prefer simpler per-email or per-subscriber pricing they can easily budget.

You want modern developer experience

Netcore's API works, but tools like Resend and Postmark offer more modern developer experiences with better SDKs, documentation, and integrations like React Email.

What Users Say About Pepipost (Netcore Email API)

Trustpilot

One of the best platforms for sending emails. It is the right product for brands who want to confidently send emails.

Ankit Gupta2022-09

Trustpilot

No support. My account was blocked. I wrote 4 emails to support. I tried online help, but no one replies.

Malan Smal2025-10

Trustpilot

They declined my website even though it's about education. Their compliance review is overly aggressive and unreasonable.

Someone2022-10

Feature

Netcore

Sequenzy

Resend

SendGrid

Postmark

Amazon SES

Price at 50k emails/mo

~$25/mo

$19/mo*

$20/mo

$19.95/mo

$50/mo

$5/mo

DX quality

Good

Best

Dated

Great

None

Transactional

Marketing

Deliverability

95% claimed

Good

Variable

Best

DIY

AI features

Send-time AI

Content AI

Dedicated IPs

Available

Pro tier

Extra cost

When to Use Each Platform

Choose Sequenzy if...

You want marketing + transactional in one platform
AI-generated email sequences interest you
You use Stripe and want automatic sync
You're building a SaaS business

Choose Stay with Netcore if...

You need enterprise-scale transactional email
The "opened emails free" model saves you money
AI send-time optimization is valuable
You have strong Asia-Pacific audience

Choose Resend if...

Developer experience is your top priority
You only need transactional email
You use React and want React Email
Modern SDKs matter to you

Choose Amazon SES if...

Cost is everything at massive volume
You have engineering resources for DIY
You're already deep in AWS
You don't need any hand-holding

Choose Postmark if...

Deliverability is absolutely critical
You want a platform that rejects bad actors
You only need transactional
Human support at every tier matters

What Happened to Pepipost?

First, the context: Pepipost was acquired by Netcore in 2020 and rebranded to Netcore Email API. If you're searching for "Pepipost alternatives," you're really looking for alternatives to Netcore Email API. With only 6 Trustpilot reviews for Netcore Cloud, the feedback is sparse but telling—one glowing review praises the platform's reliability for brands, while others report blocked accounts with zero support response and overly aggressive compliance reviews that rejected legitimate websites.

Netcore is a broader customer engagement platform, and the Email API is their transactional email product. They've kept the technology but integrated it into their larger ecosystem.

Why People Look for Alternatives

The Acquisition Changed Things

When a smaller company gets acquired, things change. Pricing, support, product direction—all can shift. Some users prefer platforms with more predictable futures. Learn more in our Pepipost comparison page. The Pepipost-to-Netcore transition mirrors similar acquisitions like SparkPost joining Bird and Mailgun joining Sinch.

Marketing Features Are Separate

Netcore Email API focuses on transactional delivery. If you need marketing automation, email sequences, or subscriber management, you'll need to add another tool or switch to an all-in-one platform like Sequenzy or Brevo. Read about the differences in our transactional vs marketing email guide.

The Pricing Model Is Unique

Netcore's "opened emails free" model sounds great, but it makes budgeting complex. You need to predict open rates to estimate costs. Some teams prefer straightforward per-email or per-subscriber pricing. Our email marketing pricing guide covers how different models work.

The DX Gap Is Widening

Tools like Resend have raised the bar for what developers expect from email APIs. React Email templates, TypeScript SDKs, clean documentation — Netcore's API works but feels a generation behind. See our developer tools comparison for context.

The Alternatives, Honestly

If you want marketing + transactional: Sequenzy

Netcore is transactional-only. If you've grown to need welcome sequences, drip campaigns, and subscriber segmentation, you need a full platform.

Sequenzy combines both with AI content generation and Stripe integration. Our AI writes content; Netcore's AI optimizes delivery—different purposes.

If you want modern developer experience: Resend

Netcore's API works, but Resend has the best developer experience in email. React Email templates, modern SDKs, beautiful documentation. Transactional only, though—no marketing features. Check our Resend comparison.

If deliverability is critical: Postmark

Postmark's exceptional deliverability comes from strict customer vetting. They reject questionable use cases to protect IP reputation. If password resets and 2FA codes must arrive, Postmark is purpose-built for this. Use our DMARC checker to optimize setup.

If cost is everything: Amazon SES

At $0.10 per 1,000 emails, nothing beats SES on raw cost. But you get zero help—no templates, no dashboard, no deliverability tools. Only choose this if you have engineering resources to build everything yourself. See our Amazon SES alternatives.

If you want budget + features: Elastic Email

Elastic Email at $0.09/1k is even cheaper than Netcore. Both transactional and marketing included. The DX is dated and deliverability can be inconsistent, but for budget-conscious teams, it works. Read our Elastic Email alternatives.

If you want behavioral automation: Customer.io

For product-led growth companies with complex user journeys, Customer.io orchestrates email, push, SMS, and in-app messaging based on product events. Premium pricing but unmatched automation depth.

The Pricing Comparison

At 50,000 emails/month:

Netcore: ~$25/month (with "opened emails free" credits)
Amazon SES: $5/month (DIY everything)
Elastic Email: ~$9/month (budget with features)
Resend: $20/month (transactional only, best DX)
SendGrid: $19.95/month (transactional + marketing)
Sequenzy: $49/month for 120k emails (unlimited subscribers) (marketing + transactional + AI)

Note: Some prices are per subscriber (Sequenzy) while others are per email (Netcore, Resend). Compare based on your actual usage. See our pricing page for details.

When Netcore/Pepipost is Still the Right Choice

Netcore wins if:

You need enterprise-scale transactional (50B+ platform volume)
The "opened emails free" model significantly reduces your costs
AI send-time optimization improves your delivery metrics
You have strong Asia-Pacific audience (regional infrastructure)
You only need transactional, no marketing features

Don't switch just because alternatives exist. If Netcore's unique features are saving you money or improving deliverability, the switching cost might not be worth it. But if you need marketing features or prefer more modern DX, the alternatives are solid.

Use our email validator tool to ensure list quality before migration, and check our SPF checker to verify your DNS is ready for any new provider.

Frequently Asked Questions

All Pricing Tiers

2.5k emails/month: Free (Free annually)

15k emails/month: $19/month ($205/year annually)

60k emails/month: $29/month ($313/year annually)

120k emails/month: $49/month ($529/year annually)

300k emails/month: $99/month ($1069/year annually)

600k emails/month: $199/month ($2149/year annually)

1.2M emails/month: $349/month ($3769/year annually)

Unlimited emails/month: Custom pricing (Custom annually)

Yearly billing: All plans offer a 10% discount when billed annually.

19 Pepipost (Netcore) Alternatives Worth Considering

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19 Best Pepipost (Netcore Email API) Alternatives

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Why Consider Alternatives to Netcore/Pepipost

What Users Say About Pepipost (Netcore Email API)

Feature Comparison

When to Use Each Platform

What Happened to Pepipost?

Why People Look for Alternatives

The Acquisition Changed Things

Marketing Features Are Separate

The Pricing Model Is Unique

The DX Gap Is Widening

The Alternatives, Honestly

If you want marketing + transactional: Sequenzy

If you want modern developer experience: Resend

If deliverability is critical: Postmark

If cost is everything: Amazon SES

If you want budget + features: Elastic Email

If you want behavioral automation: Customer.io

The Pricing Comparison

When Netcore/Pepipost is Still the Right Choice

Frequently Asked Questions

What happened to Pepipost?

What's the best Pepipost alternative for developers?

Is Netcore/Pepipost still good in 2026?

What's the cheapest alternative to Pepipost?

Netcore vs SendGrid: Which is better?