protonmail vs tutanota: Which Is Better? [Comparison]

ProtonMail is an email service that focuses on privacy and security through end-to-end encryption. It was developed by scientists and engineers from CERN and MIT to provide a secure communication platform.

Quick Comparison

Feature protonmail tutanota
End-to-End Encryption Yes Yes
Open Source Partially Yes
Free Storage 500 MB 1 GB
Custom Domain Support Yes (paid plans) Yes (paid plans)
User Interface Web, iOS, Android Web, iOS, Android
Email Aliases Yes Yes
Calendar Integration No Yes

What is protonmail?

ProtonMail is an email service that focuses on privacy and security through end-to-end encryption. It was developed by scientists and engineers from CERN and MIT to provide a secure communication platform.

What is tutanota?

Tutanota is an encrypted email service that emphasizes privacy and security. It offers end-to-end encryption for emails and is designed to be user-friendly while protecting user data.

Key Differences

Which Should You Choose?

Frequently Asked Questions

Is ProtonMail really secure?

Yes, ProtonMail uses end-to-end encryption, ensuring that only the sender and recipient can read the messages.

Can I use Tutanota for business purposes?

Yes, Tutanota offers features suitable for business use, including custom domains and secure email communication.

Do both services have mobile apps?

Yes, both ProtonMail and Tutanota provide mobile applications for iOS and Android devices.

Is there a limit on the number of emails I can send?

Both services have limits on sending emails, especially for free accounts, to prevent abuse. Check their respective websites for specific details.

Conclusion

ProtonMail and Tutanota both offer secure email services with end-to-end encryption. The choice between them depends on specific needs such as storage requirements, open-source preferences, and additional features like calendar integration.

Last updated: 2026-02-08