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Mail-Tester vs Postmark

Postmark logo

Postmark

7.6#2 in email deliverability softwareFree plan
Free planWebAPI
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What both publish

FactMail-TesterPostmark
SupportThe FAQ directs users to contact the maker for API help and translation files.Postmark offers support by email, live chat, and one-on-one calls and reports a 95% customer happiness rating.

Mail-Tester plans

  • 10 Tests$5, paid once
  • 20 Tests$10, paid once
  • 50 Tests / Month$10 a month
  • 500 Tests / Month$25 a month
  • 50 Tests$25, paid once
  • 500 Tests$50, paid once

Postmark plans

  • FreeFree
  • Basic$15 a month
  • Pro$16.50 a month
  • Platform$18 a month
  • Custom activity retention$5 a month
  • DMARC monitoring$14 a month

Pick Mail-Tester if…

Mail-Tester suits email marketers and software providers that want to check messages before sending or embed email tests in their products. Its API and iframe are aimed at integrating results into other software.

Pick Postmark if…

Postmark suits developers who need to send application email through an API or SMTP and track delivery events. Its inbound processing and message streams also suit services handling both incoming and different types of outgoing email.

Charts they share