ankidroid /Anki-Android

AnkiDroid: Anki flashcards on Android. Your secret trick to achieve superhuman information retention.

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KotlinCreated 2013-01-20
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README

AnkiDroid
An official port of the open source Anki spaced repetition flashcard system to Android. Memorize anything with AnkiDroid!



 Features


 
- Night mode
- Whiteboard 
- Progress widget
- Detailed statistics
- Syncing with AnkiWeb
- Write answers (optional)
- Text-to-speech integration
- More than 10,000 premade decks
- Spaced repetition (AI-optimized FSRS algorithm)
- Supported contents: text, images, sounds, MathJax
- Add cards by intent from other applications like dictionaries



Install
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Signing certificate fingerprint to verify the APK:

SHA-256: 2071534f0f4b5e54ae952dd275d70da6e3459ee69909d2ab1b4843c4c5b21a45 
SHA-1: f24e06a3657b190a12671100402df32d7b9b3d36


Wiki
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View Wiki

Help
----
Check the user manual and the wiki for usage instructions. See the help page 
for how to submit a bug report or contact a project member, etc.

Contribute
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You can contribute to AnkiDroid by beta testing, translating, or submitting code. 
See the contribution wiki page for more info.

Join Us On
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 Credits


 Code Contributors

Thanks to these awesome code contributors who keep this project going



 Sponsors

  


 Backers

A big thank you to each of our backers 🙏


Your generous donations mean the world to us, and we can't express our gratitude enough. Your support fuels our mission and helps us make a real difference


  


 Translators

Thanks to our 1400 translators, for allowing us to be available, partially or totally, in 99 languages as of July 2022.

License
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 GPL-3.0 License
 AGPL-3.0 License for some part of the back-end
 LGPL-3.0 License for the AnkiDroid API

Snapshot: 2026-11-04T14:00:00Z · Data license Apache-2.0 · JSON