KeePassDX is a material design KeePass client for managing keys and passwords in an encrypted database for your Android device.
Cost / License
- Free
- Open Source
Application types
Platforms
- Android
- Android Tablet
- F-Droid
+5
Open-source password manager with AES-256 encryption and device sync. Store and access encrypted logins across platforms like iOS and Android.
Cost / License
- Freemium
- Open Source
Application types
Platforms
- Mac
- Windows
- Linux
- Online
- Android
- iPhone
- Android Tablet
- iPad
- Self-Hosted
- Apple Watch
- Snapcraft
- Microsoft Edge
- Vivaldi
- Google Chrome
- Flathub
- Microsoft SQL Server
- Tor Browser
- Safari
- F-Droid
- Software as a Service (SaaS)
- Flatpak
- Cloudron
- Docker
- Opera
- Chocolatey
- Mono
- Brave
- AppImage
- Mozilla Firefox
+11
Authenticators
Aegis Authenticator is a free, secure and open source app to manage your 2-step verification tokens for your online services.
+5
Generates, stores, and encrypts two-factor authentication tokens, enables secure backup, offers offline access, multi-device sync, and flexible import/export options.
Cost / License
- Free
- Open Source
Application type
Platforms
- Mac
- Windows
- Linux
- Online
- Android
- iPhone
- Android Tablet
- iPad
- Flathub
- F-Droid
- Flatpak
+6
Gallery
Aves can handle all sorts of images and videos, including your typical JPEGs and MP4s, but also more exotic things like multi-page TIFFs, SVGs, old AVIs and more!
+3
Camera
This is a modern camera app focused on privacy and security. It includes modes for capturing images, videos and QR / barcode scanning along with additional modes based on CameraX vendor extensions (Portrait, HDR, Night Sight, Face Retouch and Auto) on devices where they're...
+5
Calculator
+1
+2
Calendar
A privacy-first calendar that works offline and looks beautiful. Connect to iCloud — or don't. Your schedule, your choice.
+4
Right Calendar app is a versatile scheduling tool that offers unparalleled flexibility to its users. One of its standout features is that it is built on an open-source platform. This not only ensures transparency but also allows for constant updates and bug fixes from a...
Cost / License
- Free Personal
- Open Source
Application types
Platforms
- Android
+4
Documents
Enterprise-ready on-premise suite with advanced word processing, spreadsheet, and presentation tools, maximizing interoperability and file compatibility.
Cost / License
- Freemium
- Open Source
Application types
Platforms
- Mac
- Windows
- Linux
- Android
- iPhone
- Chrome OS
- Android Tablet
- iPad
- Flathub
- Software as a Service (SaaS)
- Flatpak
- Cloudron
LibreOffice is the best free office suite on the desktop, and is now available on Android as a native application. The software is backed by a dynamic community, represented by The Document Foundation, a not for profit entity based in Germany.
Cost / License
- Free
- Open Source
Platforms
- Android
- F-Droid
The OSS Document Scanner is a free and Open Source app to transform your mobile device into a powerful document scanner.
Cost / License
- Free
- Open Source
Application types
Platforms
- Android
- iPhone
- F-Droid
+6
Simple Android PDF viewer based on pdf.js and content providers. The app doesn't require any permissions.
+5
Email Clients
K-9 is an open source email client for Android with multi-folder sync, email signatures, Bcc-to-self, return-address configuration, keyboard shortcuts, Exchange Support, message flagging, IMAP deletes, saving attachments, configurable notifications and more.
+4
Cross-platform email client providing POP/IMAP support, robust filtering, multiple accounts, and chat. Extendable via add-ons with RSS/Atom, etc.
Cost / License
- Free
- Open Source
Application types
Platforms
- Mac
- Windows
- Linux
- Android
- BSD
- AppImageHub
- Snapcraft
- Flathub
- PortableApps.com
- F-Droid
- Haiku
- Homebrew
- Chocolatey
+8
Weather
Breezy Weather is a weather app with a strong focus on design, with a simple, clean UX, smooth animations, and Material Design all over, plus lots of customizability.
+4
Maps
Privacy-focused GPS app with offline maps and community development, featuring real-time navigation, no location tracking, and open-source software.
Cost / License
- Free
- Open Source
Application types
Platforms
- Linux
- Android
- iPhone
- Android Tablet
- HUAWEI AppGallery
- iPad
- Obtainium
- OpenStreetMap
- Flathub
- F-Droid
- Android Auto
+4
Restricted WebView wrapper for Google Maps web version, blocking trackers, forcing HTTPS, clearing private data on close, with optional location permission.
Cost / License
- Free
- Open Source
Application types
Platforms
- Android
- F-Droid
Instant Messangers
UnifiedPush is preferred, over WebSocket as it is inefficient, via ntfy. Use the FOSS variant
https://github.com/mollyim/mollyim-android?tab=readme-ov-file#feature-comparison
Cost / License
- Free
- Open Source
Application types
Platforms
- Android
- F-Droid
Health
A menstrual cycle tracking app that's open-source and leaves your data on your phone. Use it to track your menstrual cycle and/or for fertility awareness!.
+5
100% Free Meditation App that will improve your Mental wellbeing with the help of Guided Meditations, Breathing Exercises, Mindfulness Practices, Relaxing Sounds, and more.
Cost / License
- Free
- Open Source
Application types
Platforms
- Android
- iPhone
+5
Sunrise Signal is a free and open-source app for tracking and understanding morning wood to gain better health insights. This app helps track daily habits, providing a deeper understanding of potential correlations between lifestyle choices and well-being.
Cost / License
- Free
- Open Source
Platforms
- Android
- F-Droid
+1
Music Recognition
Open-source Android app recognizing music via AudD and ACRCloud, storing results with full metadata, lyrics, and links, supporting offline use and robust library management.
+5
Miscellaneous
Facilitates device communication, enabling notifications, SMS replies, file sharing, and remote control across multiple operating systems.
Cost / License
- Free
- Open Source
Application types
Platforms
- Mac
- Windows
- Linux
- Android
- iPhone
- Android Tablet
- iPad
- KDE Plasma
- F-Droid
- Sailfish OS
- Plasma Mobile
- Chocolatey
- HUAWEI AppGallery
+4
Cost / License
- Free
- Open Source
Platforms
- Android
- F-Droid
Send notifications to your phone from any Bash or PowerShell script, or from your own app using PUT/POST requests, e.g. via curl on Linux or Invoke-WebRequest.
Cost / License
- Freemium
- Open Source
Platforms
- Linux
- Online
- Android
- iPhone
- Android Tablet
- iPad
- Self-Hosted
- Flathub
- F-Droid
- Flatpak
- Cloudron
NeoStumbler is an application for collecting locations of Wi-Fi networks, cell towers and Bluetooth beacons to Mozilla Location Services.
Use at your own risk.
Take the risk.
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