ProtonMail is the world’s largest secure email service, providing end-to-end encryption the messages of over 20 million users.

The ProtonMail secure email app for Android brings easy-to-use email encryption to your mobile device by seamlessly integrating PGP end-to-end encryption.

Developed by CERN scientists, endorsed by leading media outlets, and used by journalists, activists, and prominent security experts, ProtonMail is more than just a regular email service provider; it ensures your personal messages stay private.

In addition to our strong technical security measures, ProtonMail is hosted entirely in Switzerland, which means your data is secured by some of the world's strongest privacy laws.

Secure your Inbox with ProtonMail.

Reviews in the media:
• The Guardian - “ProtonMail, which is based in Switzerland, is one of the most privacy-conscious email services.”
• Huffington Post - “...[ProtonMail's] security measures are intense: end-to-end encryption and user authentication protocols so rigorous even the creators can't read user emails.”
• Wall Street Journal - “ProtonMail hosts its servers in Switzerland... so all user data is protected by strict Swiss privacy laws.”
• Forbes - “An alternative to the ad-based revenue model of free services like Gmail which actively scan your emails to deliver relevant ads to you online.”

Why choose ProtonMail:
✔ Private: Your messages are protected by end-to-end encryption, and compatible with OpenPGP
✔ Secure: All messages are stored in encrypted format—not even ProtonMail can read your messages
✔ Easy-to-use: Encryption is done automatically and is completely invisible to the user
✔Open source: ProtonMail's encryption is open to inspection by security experts from around the world
✔ Free: ProtonMail is 100% free, no catches. If you like our project, you can donate or upgrade to a premium account
✔ Support: Receive rapid responses to your questions from our team of experts. We have real people to help you, and they are available seven days a week.

With ProtonMail you can:
✔ Create a new @protonmail.com email address with automatic PGP key creation and management
✔ Automatically secure your emails and attachments with advanced elliptic curve cryptography
✔ Secure the personal details of your contacts and keep them private with ProtonContacts
✔ Set timers for messages to self-destruct after sending
✔ Quickly organize emails with customizable swipe gestures and labels
✔ Communicate confidentially with non-ProtonMail users with password-protected secure emails
✔ Create easy-to-share @pm.me email aliases

Premium features:
• ProtonMail Bridge: Get ProtonMail’s privacy with your favorite desktop email client
• Multi-account support: Manage multiple ProtonMail accounts without constantly logging in and out
• Import-Export app: Quickly transfer emails to and from your ProtonMail account
• Email @yourdomain: Use your business domain name to send and receive encrypted emails both inside and outside of your organization.

Keep your messages secure and private. Create a free ProtonMail account today

For more information, visit: protonmail.com
Our open-source code base: github.com/ProtonMail