ankidroid / Anki-Android

# 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:
 [code] 
Wiki
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View Wiki
Help
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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