G2 Vendor Directory

ActiveCampaign Postmark vs. Mailgun

A side-by-side comparison based on G2 review data.

MetricActiveCampaign Postmark

by ActiveCampaign

Mailgun

by Sinch

Overall rating4.64.2
Review count32322
Ease of use9.38.9
Ease of setup9.48.9
Quality of support9.18.4
Meets requirements9.59.0
NPS71.87558.412698
Small Business62.5%80.6%
Mid-Market37.5%14.6%
Enterprise0.0%4.8%
Total page views2831,011
Total LLM citations4,25856,245

ActiveCampaign Postmark

Postmark is the email delivery service that people actually like. Stop worrying if your emails made it to the inbox, and get back to focusing on what matters—building great products. Start sending in minutes: With API libraries for pretty much every programming language you can think of, Postmark fits seamlessly into any stack. Stellar deliverability (without paying for a dedicated IP): You might say that Postmark has serious street cred with inbox providers.

Pros

  • Deliverability
  • Easy Setup
  • Ease of Use
  • API Quality
  • Customer Support
  • Cost-Effective

Mailgun

150,000+ companies. 400 billion emails a year. 99.99% uptime — backed by SLA Mailgun is the full-stack email infrastructure platform developers and marketers trust to send, test, validate, and improve deliverability at scale. One platform covers the entire email lifecycle: preview and fix rendering issues before you send, clean your lists in real time, fire emails via API at any volume, and surface deliverability problems with AI before they cost you. SOC 2 Type I & II, HIPAA, GDPR, ISO 27001 certified. Trusted by Microsoft, Lyft, and American Express.

Pros

  • Ease of Use
  • Reliability
  • Deliverability
  • Features
  • API Quality
  • Accuracy