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Open Source Android Apps

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  • Open Source
  • Mobile apps
  • Free
  • Game
  • Free + VPN
  • Mozilla Firefox

    Mozilla Firefox (known simply as Firefox) is a free and open source web browser descended from the Mozilla Application Suite.
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    • Free • Open Source
    • Mac
    • Windows
    • Linux
    • Android
    • iPhone
    • Android Tablet
    • BSD
    • iPad
    • Snapcraft
    • PortableApps.com
    • Haiku
    • Fire TV
    • Gecko
    • Privacy focused
    • Customizable
    • Extensible by Plugins/Extensions
    • Cloud sync
    • Security focused
    • HTML5 Support
    • Non profit
    • Website screenshots
    • UI customization
    • Bookmark organization
  • VLC Media Player

    VLC is a free and open source cross-platform multimedia player and framework. Owned by the non-profit organization VideoLAN.
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    • Free • Open Source
    • Mac
    • Windows
    • Linux
    • Android
    • iPhone
    • Chrome OS
    • Windows S
    • Android Tablet
    • BSD
    • Windows Phone
    • iPad
    • Blackberry 10
    • Apple Watch
    • Apple TV
    • Kindle Fire
    • Haiku
    • Lightweight
    • Ad-free
    • Built-in Media converter
    • Video playback
    • Support for subtitles
    • Replay Gain
    • Integrated codecs
    • Playlists management
    • Support for Themes
    • Built-in video/audio codecs


  • uBlock Origin

    Popular and efficient blocker for Chromium, Chrome, Edge, Firefox (desktop and Android), Opera, Thunderbird. Fast and lean.
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    • Free • Open Source
    • Online
    • Android
    • Microsoft Edge
    • Vivaldi Browser
    • Google Chrome
    • Pale Moon
    • Thunderbird
    • Opera
    • Chromium
    • Firefox
    • Block ads
    • Lightweight
    • Customizable
    • Configurable
    • Firefox Extensions
    • Element blocker
    • Custom filters
    • Google Chrome Extensions
    • Privacy focused
    • Website whitelisting
  • Signal

    TextSecure and RedPhone have been merged to create Signal!
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    • Free • Open Source
    • Mac
    • Windows
    • Linux
    • Android
    • iPhone
    • Android Tablet
    • iPad
    • Google Chrome
    • Ubuntu Touch
    • End-to-End Encryption
    • Security focused
    • Encrypted chat
    • Privacy-friendly
    • Ad-free
    • Privacy focused
    • Video/Audio Calling
    • SMS Messaging
    • Encrypted Connection
    • Video calling
  • Nextcloud

    A safe home for all your data – Access & share your files, calendars, contacts, mail & more from any device, on your terms.
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    • Free • Open Source
    • Mac
    • Windows
    • Linux
    • Online
    • Android
    • iPhone
    • Android Tablet
    • iPad
    • Self-Hosted
    • F-Droid
    • Cloudron
    • Privacy focused
    • File-sync
    • Calendar integration
    • Sync Contacts
    • Two factor authentication
    • Cloud sync
    • Ad-free
    • Security focused
    • Customizable
    • File sharing
  • Tor Browser

    The Tor software protects you by bouncing your communications around a distributed network of relays run by volunteers all around the world: it prevents somebody watching your...
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    • Free • Open Source
    • Mac
    • Windows
    • Linux
    • Android
    • Android Tablet
    • OpenBSD
    • Anonymity
    • Privacy focused
    • Web Browsers Based on Firefox
    • Privacy Protected
    • Surf Anonymously
    • Privacy protection
    • Anticensorship
    • Malicious script blocker
    • Built-in VPN
    • Sync via TOR network
  • Brave

    Brave Web Browser is a fast, free, secure web browser with a built-in ad blocker*, tracking and security protection, and optimized data and battery experience.
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    • Free • Open Source
    • Mac
    • Windows
    • Linux
    • Android
    • iPhone
    • Android Tablet
    • iPad
    • Electron / Atom Shell
    • Built-in Ad-blocker
    • Privacy focused
    • Support for TOR
    • Built-in Script Blocker
    • Web Browsers Based on Chromium
    • Block ads
    • Google Chrome Extensions
    • Cryptocurrency rewards
    • Privacy Protected
    • Privacy protection
  • Element

    A free instant messaging and collaboration software based on the Matrix protocol.
    • Freemium • Open Source
    • Mac
    • Windows
    • Linux
    • Online
    • Android
    • iPhone
    • Android Tablet
    • iPad
    • Self-Hosted
    • Matrix.org
    • Cloudron
    • Decentralized
    • End-to-End Encryption
    • Federated
    • Group chat
    • Team Collaboration
    • Privacy-friendly
    • Federation
    • Video calling
    • Privacy focused
    • Video chat
  • Bitwarden

    Bitwarden is the easiest and safest way to store your logins and passwords across all of your devices (iOS, Android, Chrome, Firefox, Opera, Windows, Mac, Linux, and more). Bitwarden is FREE and open source.
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    • Freemium • Open Source
    • Mac
    • Windows
    • Linux
    • Online
    • Android
    • iPhone
    • Android Tablet
    • iPad
    • Self-Hosted
    • Microsoft Edge
    • Vivaldi Browser
    • Google Chrome
    • Microsoft SQL Server
    • Tor Browser Bundle
    • Safari
    • Cloudron
    • Opera
    • Mono
    • Brave
    • Firefox
    • Cloud sync
    • Browser integration
    • Password encryption
    • Two factor authentication
    • Encryption
    • Android Sync
    • Password management
    • Multiplatform Export
    • FIDO U2F (2FA) support
    • Integration
  • Joplin

    An open source note taking and to-do application with synchronisation capabilities.
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    • Free • Open Source
    • Mac
    • Windows
    • Linux
    • Android
    • iPhone
    • Android Tablet
    • iPad
    • Google Chrome
    • Termux
    • Firefox
    • MarkDown support
    • End-to-End Encryption
    • Cloud sync
    • Privacy focused
    • Web clipper
    • Write files in markdown
    • Support for WebDAV
    • Encrypted Notes
    • Android Sync
    • Markdown
  • WordPress

    WordPress is open source software you can use to create a beautiful website, blog, or app.
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    • Freemium • Open Source
    • Mac
    • Windows
    • Linux
    • Online
    • Android
    • iPhone
    • Android Tablet
    • iPad
    • Self-Hosted
    • PHP
    • Cloudron
    • Blogging
    • Customizable
    • Plugins
    • Self-deployment
    • CMS
    • content-management
    • Web-Based
    • Google Plus integration
    • Hostable
    • Ecommerce integration
  • Wikipedia

    Wikipedia is a free, multilingual encyclopedia project supported by the non-profit Wikimedia Foundation. Wikipedia has 17 million articles (3.
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    • Free • Open Source
    • Online
    • Android
    • iPhone
    • Blackberry
    • Android Tablet
    • iPad
    • Kindle Fire
    • MediaWiki
    • Multiple languages
    • User generated
    • Ad-free
    • IFTTT integration
    • CrowdSourced
    • Encyclopedia
    • Wiki
    • Wordpress integration
    • Community based
    • WYSIWYG Support
  • ProtonMail

    Secure email with absolutely no compromises, brought to you by MIT and CERN scientists. Swiss Based
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    • Freemium • Open Source
    • Online
    • Android
    • iPhone
    • iPad
    • End-to-End Encryption
    • Privacy focused
    • Encryption
    • Encrypted Email
    • Privacy protection
    • Custom domain
    • Mobile friendly
    • Accept Bitcoin as payment
    • E2e encryption
    • PGP Encryption
  • Kodi

    Kodi, formerly XBMC, is a free and open source media player and entertainment center for Linux, Mac OS X, Windows, XBox, and iOS.
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    • Free • Open Source
    • Mac
    • Windows
    • Linux
    • Android
    • iPhone
    • Android Tablet
    • BSD
    • iPad
    • Raspberry Pi
    • Fire TV
    • Media Streaming
    • TV Shows meta data support
    • Video library
    • Media library
    • Automatic subtitles download
    • TV Shows
    • Built-in Media Downloader
    • Support for subtitles
    • Support AirPlay
    • Media center
  • F-Droid

    F-Droid is an installable catalogue of FOSS (Free and Open Source Software) applications for the Android platform.
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    • Free • Open Source
    • Online
    • Android
    • Android Tablet
    • Custom Repos
    • Privacy focused
    • Auto update
    • Distributed
    • Categories
    • Indexed search
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AlternativeTo

AlternativeTo is a free service that helps you find better alternatives to the products you love and hate.

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