Mail Tester vs About My Email: catalog facts
 Mail Tester |  About My Email |
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Free Running a test from the website is free. |
Free Free to use in the browser. |
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Web |
Web |
- No setup beyond sending one email to a given address
- Simple score out of 10 that is easy to read
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- Analyzes a real sent message rather than just DNS records
- Reports on authentication, size and structure in one place
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- Tests a single message rather than ongoing deliverability
- Little detail on the homepage about what each check covers
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- The page must stay open until the email arrives
- You send a message to a third party for analysis
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Web application |
Web application |
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Closed source |
Closed source |
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License not stated |
License not stated |
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Not stated if an account is needed |
No account needed |
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Needs internet |
Needs internet |
Checked September 23, 2026 | Checked October 2, 2026 |
Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.
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