Proton offers a comprehensive suite of privacy-focused online services designed to give users control over their data. Key offerings include Proton Mail for encrypted email, Proton Calendar for private scheduling, Proton VPN for secure and fast browsing, and Proton Drive for end-to-end encrypted cloud storage of files and photos. The ecosystem also features Proton Pass, an encrypted password manager with breach alerts, Proton Authenticator for secure two-factor authentication, Proton Docs for collaborative document editing, Proton Sheets for encrypted online spreadsheets, and Lumo AI, a privacy-first AI assistant.
Founded in 2014 by scientists from CERN, Proton is built on principles of technical excellence, integrity, and transparency. All its applications are open source and independently audited by security experts. Operating under strong Swiss privacy laws, Proton ensures end-to-end and zero-access encryption, meaning no one, not even Proton, can access user data without permission. The platform is committed to a community-first approach, does not sell ads or user data, and offers free accounts for its services. It supports a wide range of devices, including Android, iPhone, iPad, Windows, macOS, and Linux, with a single Proton Account for all services. Proton also provides solutions for businesses, securing over 100,000 organizations.

