List of free and open-source Android applications
This is an incomplete list of notable applications (apps) that run on the Android platform which meet guidelines for free software and open-source software.
Advertisement blocking
| Application name | Description | Availability | License | API[lower-alpha 1] | Note | |
|---|---|---|---|---|---|---|
| Google Play | F-Droid | |||||
| AdAway | Ad blocker | No | Yes | GNU GPLv3 | L16 / 4.1+ | |
| Adblock Plus | Ad blocker | No | No | GNU GPLv3 | L7 / 2.1+ | No longer maintained nor supported by Eyeo GmbH |
- The API column is used to describe which versions of Android each individual application is compatible with. If API column shows "5.1" then the application is compatible with Android version 5.1 or higher; "L7" or "L14" mean specific Android API versions.
Browsers
| Application name | Description | Availability | License | API[lower-alpha 1] | Note | |
|---|---|---|---|---|---|---|
| Google Play | F-Droid | |||||
| Brave | A Chromium-based web browser with an emphasis on speed, reforming ad blocking, and preventing tracking.[1] | Yes | No[2] | BSD | 4.1+ | Has in-built ad blocker |
| Chromium | Web browser using Blink engine. | No | No | 4.4+ | ||
| Fennec F-Droid | Web browser customizable with add-ons, uses Gecko engine. | No | Yes | MPL | 4.1+ | Same with Firefox for Android, but some proprietary code removed. |
| Firefox for Android | Web browser customizable with add-ons, uses Gecko engine. | Yes | No[3] | MPL | 4.1+ | Removed from F-Droid |
| Firefox Focus/Klar | Privacy centered browser, uses Gecko engine (GeckoView). | Yes | Yes | MPL | 5.0+ | |
| GNU IceCat | GNU Project version of Firefox browser. | No | Yes | MPL 2.0 | 4.0.3+ | IceCat contains features not found in mainline Firefox release and eschews all usage of proprietary components. |
| Tor Browser | Mozilla-based browser enhanced for use on Tor anonymity network | Yes | Yes[4] | MPL | 4.0.3+ | Available in F-Droid by activating the extra Guardian Project repository[5] |
Communication
| Application name | Description | Availability | License | API[lower-alpha 1] | Note | |
|---|---|---|---|---|---|---|
| Google Play | F-Droid | |||||
| ConnectBot | SSH, telnet, and terminal emulator | Yes | Yes | Apache 2.0 | 1.5+ | |
| CSipSimple | SIP & VoIP client | Yes | Yes | GPLv3 | 1.6+ | |
| Jitsi | Videoconferencing and instant messenger | Yes | Yes | LGPLv2.1 | ? | |
| K-9 Mail | Advanced email client | Yes | Yes | Apache 2.0 | 2.2+ | Supports OpenPGP integration with OpenKeychain |
| Linphone | Video SIP/VoIP client | Yes | Yes | GPLv2 | 2.2+ | |
| Riot.im | Federated instant messaging and group chat client using the Matrix protocol. | Yes | Yes | Apache 2.0 | 4.1+ | |
| Sipdroid | SIP/VoIP client | Yes | Yes | GPLv3 | 2.0+ | works on 1.5 |
| WordPress | Official WordPress client | Yes | No | GPLv2 | 2.3+ | |
Privacy/security focused
| Application name | Description | Availability | License | API[lower-alpha 1] | Note | |
|---|---|---|---|---|---|---|
| Google Play | F-Droid | |||||
| APG | OpenPGP and key management | Yes | Yes | Apache 2.0 | 1.5+ | OpenKeychain available as more up-to-date alternative |
| Briar | Peer-to-peer encrypted messaging and forums | Yes | Yes[6] | GPLv3 | 4.0+ | |
| Conversations | Federated encrypted instant messaging and group chat | Yes | Yes | GPLv3 | 4.0+ | Interoperable with any Jabber/XMPP clients. End-to-end encryption using OMEMO, OpenPGP (and OTR for versions under 2.0 and the legacy version). |
| I2P | Anonymizing network layer | Yes | Yes | Apache 2.0 | 2.3+ | I2P also maintain their own F-Droid repo.[7] |
| IVPN | Privacy-focused VPN service | Yes | Yes | GPLv3 | ? | Open source apps on all platforms (Windows, macOS, Android, and iOS) and undergo an independent security audit.[8][9] |
| Jami | Softphone and messenger utilizing DHT and strong cryptography | Yes[10] | Yes[11] | GPLv3 | ? | |
| Lantern | Peer-to-peer internet censorship circumvention | Yes | No | Apache 2.0 | ||
| Mullvad | Privacy-focused VPN service | Yes | No | GPLv3 | ? | Open source apps on all platforms (Windows, macOS, Android, and iOS). |
| OpenKeychain | OpenPGP and key management | Yes | Yes | GPLv3 | Integrates with K-9 Mail. | |
| Orbot | Client and proxy for Tor anonymity network | Yes | Yes | BSD/GPL | 1.6+ | |
| Psiphon | Client for internet censorship circumvention system | Yes | No | GPLv3 | ? | |
| ProtonMail | Client end-to-end encrypted email service | Yes | No | GPLv3 | ? | Open source apps on WEB app, Android, IOS, Bridge app. |
| ProtonVPN | Privacy-focused VPN service | Yes | Yes | GPLv3 | ? | Open source apps on all platforms (Windows, macOS, Android, and iOS) and undergo an independent security audit.[12] |
| Signal | Encrypted instant messaging, voice and video calling | Yes | No | GPLv3 | 2.3+ | Also available for iOS. The Android client is a merger of the former TextSecure and RedPhone apps.[13] |
| Surespot | Encrypted instant messaging | Yes | Yes | GPLv3+ | Also available for iOS. F-Droid build is based on forked repo. | |
| Telegram | Client for cloud-based messaging platform | Yes | Yes | GPLv2 | 2.2+ | Also available for iOS. F-Droid build is based on forked repo.[14] Server uses closed source software. |
| Tox | peer-to-peer instant-messaging | Yes | Yes | GPLv3+ | 4.0+ | Alpha release |
| Tutanota | Client for end-to-end encrypted email service | Yes | Yes | GPLv3[15] | ? | |
| Wire | Encrypted instant messaging, voice and video calling | Yes | No | GPLv3 | Also available for iOS, Windows and OS X. Server uses closed source software. | |
Emulators
| Application name | Description | Availability | License | API[lower-alpha 1] | Note | |
|---|---|---|---|---|---|---|
| Google Play | F-Droid | |||||
| Dolphin | Nintendo GameCube and Wii | Yes | Yes | GPLv2+ | 5.0+ | Requires device with support for arm64-v8a ABI and OpenGL ES 3 or above |
| Mupen64Plus | Nintendo 64 emulator | Yes | Yes | GPLv3 | 2.0+ | Unofficial port as Mupen64 Plus AE. |
| openMSX | MSX | Yes | Yes | GPLv2+ | ||
| PPSSPP | PlayStation Portable | Yes | Yes | GPLv2+ | 2.3+ | |
| RetroArch | Emulates multiple platforms | Yes | Removed | GPLv3[16] | 2.3+ | |
| ScummVM | Emulates multiple gaming engines | Yes | Yes | GPLv2 | 1.5+ | |
| VICE | Commodore hardware | Yes | Yes | GPLv2 | ||
Games
| Application name | Description | Availability | License | API[lower-alpha 1] | Note | |
|---|---|---|---|---|---|---|
| Google Play | F-Droid | |||||
| 2048 | Mathematics sliding block puzzle | Yes | Yes | MIT | 2.2+ | Port of 2048 |
| Angband | Text-based roguelike | Yes | Yes | GPLv2 | ? | |
| Battle for Wesnoth | Turn-based strategy game in a fantasy setting | Partial | Yes | GPLv2 | 2.3+ | Ported to Android with SDL |
| Brogue | Roguelike | Yes | Yes | GPLv3 | ? | |
| Dungeon Crawl Stone Soup | Roguelike | Yes | No | GPLv2+ | ? | Text-based version also available |
| Fish Fillets NG | Underwater puzzle game. | Yes | No | GPLv2 | 1.6+ | Port of Fish Fillets NG |
| Freeciv | A turn-based strategy game similar to Sid Meier's Civilization | Yes | No | GPLv2 | 2.0+ | |
| Frozen Bubble | Knock the bubbles down by making clusters of three or more bubbles in the same color. | Yes | Yes | GPLv2 | 1.6+ | Port of Frozen Bubble |
| GLtron | Lightcycle racing game. | Yes | Yes | GPLv2 | 2.2+ | Port of GLtron |
| H-Craft Championship | SciFi 3D racing game. | Yes | No | zlib | 3.2+ | Media is proprietary, but free for personal use. |
| OpenArena | First person shooter similar to Quake 3 (see: id Tech 3) | Yes | No | GPLv2 | 1.6+ | Unofficial port by "pelya" using SDL 1.2[17] |
| OpenTTD | Business simulation game similar to Transport Tycoon Deluxe | Yes | No | GPLv2 | 1.6+ | pelya SDL port[17] |
| OpenTyrian | Vertical shoot 'em up | Yes | No | GPLv2 | 1.6+ | pelya SDL port[17] |
| robotfindskitten | A "Zen Simulation" | Yes | Yes | GPL | 1.6+ | |
| Simon Tatham's Puzzle Collection | Collection of puzzle games | Yes | Yes | MIT | 2.1+ | |
| Ur-Quan Masters | Source-port for 3DO version of Star Control II | ? | No | GPLv2+, CC by 2.0, CC by-nc-sa 2.5[18] | ? | Game engine is free, but Star Control art assets are released under a Creative Commons non-commercial license.[19][18] pelya SDL port[17] |
General
| Application name | Description | Availability | License | API[lower-alpha 1] | Note | |
|---|---|---|---|---|---|---|
| Google Play | F-Droid | |||||
| Dasher | Accessible text-input method | Yes | Yes | GPLv3 | ? | Also available for iOS |
| Google IO | App for Google IO conference | Yes | Yes | Apache 2.0 | 4.0 | |
| OpenLP | Worship presentation software | Yes | Yes | GPLv3 | ? | |
| ownCloud | Client for synchronization server | Yes | Yes | GPLv2 | 4.0+ | |
| Nextcloud | Client for synchronization server | Yes | Yes | GPLv2 | 4.0+ | |
| The White House | The official White House app | Yes | Yes | MIT | 2.2+ | |
Multimedia
| Application name | Description | Availability | License | API[lower-alpha 1] | Note | |
|---|---|---|---|---|---|---|
| Google Play | F-Droid | |||||
| AntennaPod | Podcatcher | Yes | Yes | MIT | 2.3.3+ | |
| Kodi (formerly XBMC) | Media player and center | Yes | Yes | GPLv2+ | Multi | |
| NewPipe | YouTube and SoundCloud Client | No | Yes | GPLv3+ | ? | |
| Popcorn Time | Media player utilizing BitTorrent protocol | No | No | GPLv3+ (AGPL exception)[20] | ? | In Nov. of 2015 PopcornTime.io ceased operations after court order from the MPAA issued in Canada.[21] |
| Ringdroid | Ringtone maker | Yes | Yes | Apache 2.0 | 4.1+ | |
| Rockbox | Media player | ? | ? | GPLv2+ | ? | |
| Thorium | PeerTube client | Yes | Yes | AGPLv3 | 5.0+ | |
| Tribler | Decentralized video sharing | Yes | Yes | LGPL v2.1+ | 3.0+ | |
| Tux Paint | Simple drawing program for children | Non-free | Yes | GPLv2 | ? | Version on Google Play is published by a 3rd-party & contains proprietary ad libraries in violation of upstream developers' license |
| VLC | Media player | Yes | Yes | GPLv2+ | 4.2+ | |
| Wikimedia Commons | Client for free media repository | Yes | Yes | Apache 2.0 | 4.4+ | Old CommonsLab app no longer maintained. Current app is community-developed.[22] |
Navigation
| Application name | Description | Availability | License | API[lower-alpha 1] | Note | ||
|---|---|---|---|---|---|---|---|
| Google Play | F-Droid | ||||||
| Avare | GPS aviation application | Yes | Yes | Apache 2.0 | 2.2+ | ||
| MAPS.ME | Offline mapping using OpenStreetMap data | Yes | Yes | Apache 2.0 | ? | F-Droid version is an unofficial fork, with extra features and removed proprietary binaries. | |
| Mozilla Stumbler | Data gathering for Mozilla Location Service | Yes | Yes | MPL2 | 2.3.3+ | ||
| OsmAnd | Offline mapping using OpenStreetMap data | Yes | Yes | GPLv3 | 2.3+ | Only parts of the software are available at no cost, this cause the software to get a few arbitrary limitation as limited portion maps of openstreetmap may be loaded. There is an unlimited paid version. | |
Personalization
| Application name | Description | Availability | License | API[lower-alpha 1] | Note | |
|---|---|---|---|---|---|---|
| Google Play | F-Droid | |||||
Reading
| Application name | Description | Availability | License | API[lower-alpha 1] | Note | |
|---|---|---|---|---|---|---|
| Google Play | F-Droid | |||||
| DuckDuckGo | Widget for privacy focused search engine | Yes | Yes | Apache 2.0 | 2.2+ | |
| FBReader | e-book reader | Yes | Yes | GPL | 1.5+ | |
| iFixit | Official iFixit reader | Yes | Yes | GPLv3 | 2.2+ | |
| Kiwix | Offline Wikipedia reader | Yes | Yes | GPLv3 | 4.0+ | |
| MuPDF | PDF and XPS viewer | Yes | Yes | AGPL | 2.2+ | |
| Wikipedia | Access to Wikipedia | Yes | Yes | GPLv2 | 2.2+ | |
| Wiktionary | Client for crowd-sourced dictionary | Yes | Yes | GPLv2 | 2.2+ | |
| XOWA | Offline Wikipedia reader | Yes | Yes | AGPLv3 | 4.4+ | |
Science and Education
| Application name | Description | Availability | License | API[lower-alpha 1] | Note | |
|---|---|---|---|---|---|---|
| Google Play | F-Droid | |||||
| BOINC | Participate in distributed grid computing initiatives | Yes | No | LGPL/GPLv3+[23] | 2.3+ | |
| Galaxy Zoo | Classify galaxies in crowdsourced astronomy project | Yes | Yes | GPLv3 | 3.0+ | |
| GCompris | Educational activity suite for children aged 2–10 | Yes | Yes | GPLv3 | ? | Member project of KDE |
| GNU Octave | Scientific programming language syntax with built-in plotting and visualization tools | ? | No | GPLv3 | ? | [24][25] |
| micro:bit | Interact with a micro:bit device via Bluetooth | Yes[26] | No[27] | Apache 2.0[28] | ? | Developed by Samsung.[29] Depends on proprietary Google frameworks.[27] |
| SageMath | Client for mathematical software | Yes | Yes | GPLv3 | 2.0+ | |
| Sugar environment | One Laptop per Child learning platform | Yes | Yes | Apache 2.0 | 2.3.3+ | Ported as Sugarizer. |
Security
| Application name | Description | Availability | License | API[lower-alpha 1] | Note | |
|---|---|---|---|---|---|---|
| Google Play | F-Droid | |||||
| Bitwarden | Password manager | Yes | Yes | GPLv3 | 4.4+ | |
| Haven | Monitoring system to protect against evil maid attacks | Yes | Yes[30] | GPLv3 | 4.1+ | Developed by Edward Snowden under the auspices of The Guardian Project, and Freedom of the Press Foundation[31] |
| Kali NetHunter | Digital forensics and mobile penetration testing platform ROM overlay | No | No | Various | 5.1+ | Developed by Offensive Security |
| KeePassDroid | Password manager | Yes | Yes | GPLv3 | 1.5+ | Port of KeePass |
| PasswdSafe | Password manager | Yes | Yes | Artistic License 2.0 | 1.6+ | |
| Prey | Anti-theft and monitoring | Yes | Yes | GPLv3 | 4.0+ | |
Utilities
| Application name | Description | Availability | License | API[lower-alpha 1] | Note | ||
|---|---|---|---|---|---|---|---|
| APK | Google Play | F-Droid | |||||
| Barcode Scanner | Barcode and QR Code reader | Yes | Yes | Apache 2.0 | 4.0.3+ | ||
| Impress Remote | Presentation remote control for LibreOffice | ? | Yes | Yes | MPL2[32] | 2.3+ | |
Notes
- The API column is used to describe which versions of Android each individual application is compatible with. If API column shows "5.1" then the application is compatible with Android version 5.1 or higher; "L7" or "L14" mean specific Android API versions.
References
- "Learn About Brave and Our Team - Brave Browser". brave.com.
- "Add Brave to F-Droid". GitHub.
- "Firefox". f-droid.org. F-Droid. Retrieved 7 November 2016.
- "Guardian Project Fdroid repo". guardianproject.info. Retrieved 18 July 2018.
- "Is Tor Browser available on F-droid?". Retrieved 4 December 2019.
- "Briar on F-droid".
- "I2P Official App Repository". f-droid.i2p.io.
- Yen, Andy (2020-02-10). "IVPN applications are now open source". ivpn.net. IVPN. Retrieved 2020-05-16.
- Pestel, Nick (2020-01-23). "Independent security audit concluded". ivpn.net. IVPN. Retrieved 2020-05-16.
- "Ring - Apps on Google Play". play.google.com.
- "Ring - F-Droid - Free and Open Source Android App Repository". f-droid.org.
- Yen, Andy (2020-01-21). "All ProtonVPN apps are now open source and audited". protonvpn.com. ProtonVPN Technologies AG. Retrieved 2020-05-16.
- Greenberg, Andy (2 November 2015). "Signal, the Snowden-Approved Crypto App, Comes to Android". Wired. Condé Nast. Retrieved 27 March 2016.
- "Telegram-FOSS-Team/Telegram-FOSS". GitHub.
- mpfau (12 August 2014). "tutanota/LICENSE.txt". github.com/tutao/tutanota. Tutao GmbH. Retrieved 13 October 2018.
- RetroArch / COPYING. github.com. Retrieved 19 August 2015.
- "pelya/commandergenius". GitHub.
- "COPYING". sourceforge.net/p/sc2/. The Ur-Quan Masters Git Repository. Retrieved 13 October 2018.
- The Ur-Quan Masters licensing
- Popcorn Time Foundation. android / LICENSE.md. git.popcorntime.io. Retrieved 19 August 2015. Archived September 7, 2015, at the Wayback Machine
- Gardner, Eriq (3 November 2015). "MPAA Touts Big Legal Success Against Popcorn Time". The Hollywood Reporter. Retrieved 23 November 2015.
- "Commons mobile app". commons.wikimedia.org. Archived from the original on 16 September 2015. Retrieved 23 November 2015.
- Anderson, David Pope (8 August 2008). "boinc / COPYING". github.com. Retrieved 25 November 2015.
Rom Walton (7 November 2015). "boinc / README.md". github.com/BOINC/boinc. Retrieved 25 November 2015. - Corbin Champion. "corbinlc/octave4android". github.com. Retrieved 5 February 2019.
- Thomas Treichl (21 October 2013). "Octave on Android". Octave Maintainers mailinglist. Retrieved 5 February 2019.
- "micro:bit application page on Google Play".
- "Request for adding the official BBC micro:bit application". 2018-07-26. Retrieved 2018-07-28.
- "License text in source code repository". Retrieved 2018-07-27.
- "Samsung Launches the Official BBC micro:bit App". 2016-02-17. Retrieved 2018-07-29.
- "Guardian Project Official App Repository". guardianproject.info.
- https://freedom.press/news/introducing-haven-open-source-security-system-your-pocket/
- F-Droid - Impress Remote. f-droid.org. Retrieved 3 September 2015.
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