List of free and open-source iOS applications

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This is an incomplete list of notable applications (apps) that run on iOS which meet guidelines for free software and open-source software.

Application name Description License Source Notes
Bitwarden Password manager GPLv3 git Also available for Windows, Linux, macOS and Android.
BookPlayer Player for your DRM-free audiobooks GPLv3 git
ChatSecure Encrypted XMPP client GPLv3 git
Collabora Online Office suite compatible with Microsoft Office, enterprise ready LibreOffice MPLv2.0 git Also available for Android, Chrome OS, iPadOS, Windows, macOS and Linux.
DuckDuckGo DuckDuckGo search engine client Apache 2.0 git Also available for Firefox, Chrome, Safari and Android.
Element Matrix collaboration client for iOS Apache 2.0 git Also available for Android, Web and Linux.
Firefox Focus Mobile web browser MPL 2.0 git Also available for Android.
Firefox for iOS Mobile web browser MPL 2.0 git
Infomaniak Drive File sync and share - The secure cloud GPLv3 git Also available for Windows, Linux, macOS and Android.
Jami Softphone and instant messager GPLv3 git Also available for Windows, Linux, macOS and Android.
Joplin Note taking and to-do application with synchronization capabilities MIT git Also available for Android, Windows, macOS and Linux.
Kickstarter App for the website kickstarter.com Apache 2.0 git Also available for Android.
Linphone Video SIP/VoIP client GPLv2 git Also available for Android.
MAPS.ME Offline maps and navigation using OpenStreetMap data Apache 2.0 git Also available for Android.
MuPDF PDF reader AGPL v3+ git Also available for Android and Windows and unix-like systems.
NetNewsWire RSS reader MIT git Also available for macOS.
Nextcloud File sync and share, with encryption possible GPLv3 git Also available for Android, Windows, macOS and Linux.
Nextcloud Talk Chat, voice and video calling GPLv3 git Also available for Android.
OnlyOffice Open-source office suite compatible with Microsoft Office AGPL v.3 git Also available for Android, Windows, macOS and Linux.
Open Food Facts Open-source and open-data food scanner Apache 2.0 git Also available for Android.
Onion Browser An open-source, privacy-enhancing web browser for iOS, utilizing the Tor anonymity network own git
Organic Maps Offline maps and navigation using OpenStreetMap data Apache 2.0 git Also available for Android and on F-Droid and AppGallery.
OsmAnd Offline maps and navigation using OpenStreetMap data MIT git Also available for Android.
OwnCloud File sync and share (the official ownCloud app) GPLv3 git Also available for Android, Windows, macOS and Linux.
ProtonMail E-Mail client ProtonMail GPLv3 git Also available for Android.
Signal Encrypted instant messaging, voice and video calling GPLv3 git Also available for Android, Windows, MacOS and Linux.
Simplenote Encrypted notes GPLv2 git Also available for Android, Windows, MacOS and Linux.
Surespot Encrypted instant messaging GPLv3 git Also available for Android.
Telegram Instant messaging GPLv2 git Also available for Android, Windows Phone, and Firefox OS.
Tutanota Email client GPLv3 git Also available for Android, Windows, MacOS and Linux.
Vim A port of the UNIX based text editor to iOS, with syntax highlighting Free software git
VLC for iOS A port of the free VLC media player MPL 2.0
GPLv2+
git
The White House The official White House app MIT git
wikiHow wikiHow app GPL git
Wikipedia The official Wikipedia app MIT git Also available for Android, webOS and Kindle.
Wire Encrypted instant messaging, voice and video calling GPLv3 git Also available for Android, Windows, MacOS and Linux.
WordPress The official WordPress app GPLv2 git Also available for Android.

See also[edit]

References[edit]

External links[edit]

  • "Open Source iOS Apps – Real iOS Source Code Examples". Maniacdev.com. 25 August 2014.
  • "Open Source iPhone and iPad Apps". FreeSMUG.
  • "Collaborative List of Open-Source iOS Apps". GitHub. 19 October 2021.