Over 100 million people use Proton to stay private and secure online. Get a free Proton account and take back your privacy.

Download Proton Mail, Proton Calendar, Proton VPN, and Proton Drive for your device (Android, iOS, Windows, macOS, or Linux).

Proton AG is a Swiss technology company offering privacy -focused online services and software. It is majority owned by the non-profit Proton Foundation. [5]

Proton VPN rises above the competition with an excellent collection of features, a high-performance server network, and a nearly peerless free subscription option, making it the top …

Sign in to your Proton Account to access all encrypted Proton services such as Proton Mail, Drive, Calendar, and more. Don't have an account? Create one for FREE.

Proton Mail is the world’s largest secure email service with over 100 million users. Available on Web, iOS, Android, and desktop. Protected by Swiss privacy law.

Proton Mail is based in Switzerland and uses advanced encryption to keep your data safe. Apps available for Android, iOS, and desktop devices.

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We believe a better world starts with privacy and digital freedom. Learn about Proton's origins, the community driving us, and our vision and impact.

Our encrypted services let you control who has access to your emails, plans, files, and online activity. Free plans are available.