Offline by default
Create decks, edit cards and review without a connection. Durable sync resumes later.
Remember more.
Study anywhere.
A focused language-learning app with durable offline study, four card types, SM-2 and FSRS scheduling, synchronization and permanent audio.
QUESTION
The cat sat on the mat
Кот сидел на коврике
Built for languages
Basic, reversed, sentence and cloze cards, tags, search and device speech preview.
Your schedule
Choose SM-2 or FSRS. Every review is idempotent and safely reconciled across devices.
Three clients, one account
Kotlin and Jetpack Compose on Android; Flutter on Windows 10 and 11 and in the browser.
VERSION 1.0
Get the app
The Android APK is signed with the NikGob release key. The installed apps keep their study database until you uninstall them; the browser version stores it in site data, which clearing your browser will erase — so treat it as a companion rather than your main device.
Android APK
1.0.1 · signed · Android 7.0+Windows app
1.0.0 · portable zip · Windows 10/11Open in browser
No install · Same account
1.0.1 · signed · Android 7.0+Windows app
1.0.0 · portable zip · Windows 10/11Open in browser
No install · Same account
SHA-256
- fc-nikgob-1.0.1.apk
83ce0ff5a98e4f40e3c0fdd3b603a33b0cb71fc715979bac1a272bc14a01e33e- fc-nikgob-windows-1.0.0.zip
5cc0cf25a536763b3b5d04732818d222c96ce500ae762b7edf7f8b0ea2dfac44
Also as SHA256SUMS. Check a download with sha256sum -c SHA256SUMS, or Get-FileHash in PowerShell.