ProtonMail is an end-to-end encrypted email service based in Switzerland.
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Best PGP/GPG Alternatives ranked by AI · updated May 2025
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Pretty Good Privacy (PGP) and GNU Privacy Guard (GPG) are widely used tools for e-mail encryption. They offer a high level of security and flexibility.
Price: Free
Top 3 PGP/GPG alternatives
Mailvelope is a browser extension for OpenPGP encryption used for secure email communication.
Autocrypt is an open standard for end-to-end encryption in e-mail communication. It aims to make secure e-mail communication as easy as possible.
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