A safe home for all your data – Access & share your files, calendars, contacts, mail & more from any device, on your terms.
Tutanota is a free and open source web-mail client that focuses on privacy and security. It has open source iOS and an Android apps.
Open source Android email client with support for multi-folder sync, keyboard shortcuts, and more.
Security-focused VPN developed by CERN scientists from the ProtonMail team. Enabling Internet without surveillance.
Simple Gallery is a highly customizable offline gallery.
A terminal emulator and Unix environment bringing powerful terminal access to your Android-powered devices.
📝 Create notes and manage your to-do list using simple markup formats🌲 Work completely offline - whenever, wherever
The app is free on F-Droid and on GitHub but you can buy it on the Google Play Store to support the developer.
FairEmail is a privacy-focused email client with a setup wizard that helpfully walks you through the steps to use it with any email provider.
Seamlessly take control of your personal information, no matter where the Internet takes you.
Secure, end-to-end encrypted, and privacy respecting sync for your contacts, calendars and tasks. Everything is encrypted on the client-side and all the code (client and server) is open source.
Open Food Facts gathers information and data on food products from around the world.
You just add your main audiobook folder and every folder in there will be recognised as a single book. That keeps your library simple and tidy.
Shelter is a Free and Open-Source (FOSS) app that leverages the “Work Profile” feature of Android to provide an isolated space that you can install or clone apps into.