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Head-to-head · Email Analytics

Postmark vs Mailsend

  • Updated Oct 2026
  • Both researched from official sources
  • 4 checks side by side
Higher score Postmark #3 in Email Analytics 7.8/10 Free plan Free plan✓ 0 of 3 features Visit Postmark
Mailsend #6 in Email Analytics 7.3/10 Paid ✓ 3 of 3 features Visit MailSend

Postmark leads on 0 checks, Mailsend on 0, and 4 are even. Who comes out ahead on the 4 yes/no, price and count checks where we have data for both products. The editor score weighs everything else too.

Our verdict

  • Highest scorePostmark · 7.8/10
  • Free planonly Postmark
  • Most featuresMailsend · 3 of 3

Postmark scores higher on our rubric for email analytics: 7.8 against 7.3 out of 10; our editors rank them #3 and #6.

Postmark is the better fit for developers tracking transactional email activity. Mailsend is the better fit for budget-conscious teams tracking email conversions.

  • Postmark fits best

    Developers tracking transactional email activity

  • Mailsend fits best

    Budget-conscious teams tracking email conversions

Advertiser disclosure: iTechGuides is reader-supported. Vendors can pay for top positions in our rankings and for a place on other products' pages, and we may earn a commission when you click some links. Bought places stand at the number bought; this page and our disclosure say so. Paying vendors may get a fuller, more detailed review from our editors, and that review can change their score. How we rank.

Side by side

Feature Postmark 7.8/10 Visit ↗ Mailsend 7.3/10 Visit ↗
At a glance
Editor score 7.8 7.3
Ranking #3 in Email Analytics #6 in Email Analytics
Best for Developers tracking transactional email activity Budget-conscious teams tracking email conversions
Pricing model Free plan + paid Paid
Starting price $15/mo ₹9/mo
Free plan ✓ (best) Not checked yet
Free trial — —
Deployment Cloud Cloud
Platforms Web Web
Support Live chat, Docs Email · 24/7
Compliance GDPR, 2FA GDPR
Integrations 12 integrations 4 integrations
Built for Solo, Small business, Mid-market, Enterprise Solo, Small business, Mid-market
Features Postmark 0/3 · Mailsend 3/3
Click tracking Not checked yet ✓ (best)
Revenue attribution Not checked yet ✓ (best)
Data export Not checked yet ✓ (best)
Specs
Email volume limit Not checked yet Not checked yet
Reporting depth Not checked yet Advanced
Listed integrations Not checked yet Not checked yet
Our review
Pros
  • Tracks delivery, bounces, opens, and clicks at message level
  • Provides event webhooks for delivery and engagement activity
  • Offers REST API, SMTP sending, and inbound email processing
  • Tracks opens and clicks in real time, with per-link heatmaps
  • Reports conversions, revenue, and engagement by device and location
  • Starter includes CSV exports and costs ₹9 per month
Cons
  • Analytics focus on transactional activity, not broader campaign optimization
  • Basic starts at $15/month for 10,000 emails per month
  • Custom pricing applies to high-volume tiers
  • Starter is limited to 100 unique contacts
  • The monthly email quota is volume-based
  • Named integrations focus on analytics and DNS services
Our verdict

Postmark is an email delivery service for application email, aimed at developers and organizations integrating email into their products. It supports sending through a REST API or SMTP, with separate streams for transactional and broadcast…

Read the review →

MailSend combines bulk and transactional email sending with campaign, automation, audience, and analytics tools. Its REST API and webhooks make it relevant to developers as well as startups, SaaS companies, ecommerce brands, and agencies.…

Read the review →
  1. PostmarkEmail Analytics 7.8Free plan
  2. MailsendEmail Analytics 7.3Paid

Strengths and trade-offs

  • Postmark — where it wins

    • Tracks delivery, bounces, opens, and clicks at message level
    • Provides event webhooks for delivery and engagement activity
    • Offers REST API, SMTP sending, and inbound email processing

    Where it doesn't

    • Analytics focus on transactional activity, not broader campaign optimization
    • Basic starts at $15/month for 10,000 emails per month
    • Custom pricing applies to high-volume tiers

  • Mailsend — where it wins

    • Tracks opens and clicks in real time, with per-link heatmaps
    • Reports conversions, revenue, and engagement by device and location
    • Starter includes CSV exports and costs ₹9 per month

    Where it doesn't

    • Starter is limited to 100 unique contacts
    • The monthly email quota is volume-based
    • Named integrations focus on analytics and DNS services

More comparisons

All email analytics comparisons → · Full ranking →

Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026

Last updated · How we research and update