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Open-Source Apps

Explore the best and most versatile open-source apps available for your Android device! Open source software has revolutionized the way you experience and control your applications, offering transparency, security, and unmatched customization. This carefully curated list showcases tools and utilities that will undoubtedly boost your productivity and introduce unique features tailored for everyday tasks. Whether you're looking for privacy-conscious messaging solutions, flexible task management, or tools for creative exploration, these open source apps deliver innovative solutions catering to diverse needs. Picture this—you need a secure, feature-packed alternative to a mainstream app, and you find it, seamlessly on Uptodown. Start downloading these exceptional applications now from Uptodown to harness their full potential and enhance your mobile experience!
Simple Gallery icon
A great alternative Android gallery
OpenBoard icon
An alternative to your usual keyboard
ScreenCam Screen Recorder icon
Record everything that happens on your screen
MAPS.ME icon
Offline maps for anywhere in the world
LibreTorrent icon
Powerful tool to manage all your torrents
Private Compute Services icon
Android 12 system tool
Bromite icon
A potent Chromium-based browser
OpenVPN icon
Open source VPN client for secure connections
Miru icon
All manga and anime in one app
Amaze File Manager icon
A simple and powerful file manager for Android
Moodle Mobile icon
Management and administration for the Moodle educational platform
Wavelet icon
Adjust the sound in your earphones
GeoGebra icon
The most complete mathematics tool for Android
Quran Android icon
The Quran for Android
Obtainium icon
Receive Android app updates from the original sources
Kvaesitso icon
A minimalist open source launcher
KOReader icon
A minimalist and easy-to-use multi-format document reader
Waterfox icon
A powerful, fast, and secure browser
Keepass2Android icon
Powerful and easy-to-use password manager for Android
Proton Pass icon
Manage your passwords securely
Joplin icon
Take notes any time, any place
Audio Share icon
Turn your Android into a wireless speaker
K-9 Mail icon
All you need in an Android email client
Simple SMS Messenger icon
Send SMS and MMS messages from this alternative app
Smartspacer icon
An upgrade to Google's At a Glance widget
QKSMS icon
Add some magic to your SMS and its interface
Fennec icon
Firefox-based browser with a number of enhancements
FlorisBoard icon
A lightweight keyboard app that respects your privacy
AnySoftKeyboard icon
An Android keyboard with multilingual support
QuickLyric icon
All your favorite songs to sing with
Simple Camera icon
A camera with all the essential features
Phonograph icon
A beautiful music player
FairEmail icon
An open source email client with an emphasis on privacy
Loop Habit Tracker icon
Stick to your good habits
AFWall+ icon
Use this Android firewall to protect you from unwanted things
FBReader icon
Read any e-book from your Android device
Simple Calendar icon
A practical calendar for all your appointments
Audio Recorder icon
A powerful and simple sound recorder
Jitsi Meet icon
Hold videoconferences with an unlimited number of users
Simple Dialer icon
A convenient and elegant phone dialer
Image Toolbox icon
Optimize images: batch editing, compression, and AES-256 encryption
ConnectBot icon
Simple SSH client
Simple Calculator icon
Calculations without complications
Simple App Launcher icon
Organize your favorite apps and tools
Pocket Casts icon
Discover thousands of podcasts on any topic
OpenDocument Reader icon
View and modify OpenOffice files in Android
Geometric Weather icon
Check the weather forecast in a really visual way
Olauncher icon
A launcher that takes minimalism to the extreme
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