Mail Tester vs Proton Mail
Which one should you pick? We compared pricing, privacy, and features after hands-on testing both tools.
| Feature | Mail Tester | Proton Mail |
|---|---|---|
| Pricing | Free | Freemium |
| Local processing | ✗ Server-side | ✗ Server-side |
| Sign-up required | No | Yes |
| Our rating | ★ 4.1 | ★ 4.4 |
The verdict
Both tools process files on their servers. Our hands-on rating favors Proton Mail.
Choose Mail Tester if: Marketers testing email deliverability.
Choose Proton Mail if: Privacy-conscious email users.