About
Proton Mail is an encrypted email app that protects your communications with end-to-end encryption, making messages unreadable to anyone except sender and recipient. Create a @proton.me or @protonmail.com address, send and receive encrypted emails and attachments, manage multiple accounts, and organize your inbox with folders, labels, and swipe gestures. The app uses zero-access encryption so Proton cannot decrypt your messages, includes open-source cryptography vetted by security experts, and offers phishing, spam, and tracking protection. Dark mode and password-protected emails are included. A free plan is available; paid plans unlock additional features.
Highlights
- End-to-end encryption on all messages and attachments, with zero-access architecture preventing Proton from decrypting your emails
- Create @proton.me or @protonmail.com addresses and switch between multiple Proton Mail accounts
- Send password-protected emails to anyone, plus phishing, spam, and tracking protection
- Organize inbox with folders, labels, swipe gestures, and dark mode; receive new email notifications
- Open-source cryptography using AES, RSA, and OpenPGP, vetted by security experts worldwide
Best for
Anyone seeking private email communications without surveillance or targeted ads. Used by millions worldwide who want their inbox secured with encryption that Proton cannot access or decrypt.
At a glance
Proton Mail - Encrypted Email is rated 4.7 out of 5 from 32,991 ratings and is available on iOS and Android — all free to download.
It is developed by Proton AG.
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