Proton Pass app
Proton Pass is Security tool that is open source under the GPL-3.0-or-later license. Proton Pass is a free, open-source password manager app for Android that offers more features than other free password managers. It is created by the same scientists behind Proton Mail, the world's largest encrypted email provider. Proton Pass is end-to-end encrypted and protected by Swiss privacy laws, making it a secure option for storing and managing passwords.With Proton Pass, you can store an unlimited number of logins on unlimited devices, generate strong, unique passwords, autofill login details, store encrypted notes, create email aliases, and more. The app is open-source, allowing users to audit the code and verify its security claims.
Proton Pass has a unique model where it is free forever, thanks to its paid plan supporters. The app is free from ads and data collection, and it offers a range of premium features to those who upgrade their plan.
In addition to password management, Proton Pass is part of a larger privacy ecosystem that includes Proton Mail, Proton Drive, Proton Calendar, and Proton VPN.