Best Email Testing · head-to-head
Mailtrap vs Testi@
A sourced, side-by-side comparison for email testing. Mailtrap has the lower entry price. Every figure links to the public page it was captured from — the vendor's own wherever the vendor publishes the number, otherwise the named public source — with the date we captured it.
Mailtrap has the lower entry price — Mailtrap starts at $0/mo, Testi@ at $0/mo. Free tier: Mailtrap Yes, Testi@ Yes. HIPAA: Mailtrap —, Testi@ —.
As of 2026-09-02 · figures link to their source below
Side by side
Mailtrap
$0/mo entryTesti@
$0/mo entrySources — Mailtrap: mailtrap.io (verified 2026-09-02) · Testi@: testi.at (verified 2026-09-02)
Key features
Mailtrap: Fake SMTP server that traps emails (never sends to real recipients); HTML/CSS compatibility checker and spam score (SpamAssassin); Multiple isolated sandbox environments per team; API and SMTP access for CI/CD integration
Testi@: Screenshots from ~50 email clients in seconds; Pay-as-you-go access periods (no subscription required); Spam testing included; Chrome extension for quick testing