Slovira turns the words you meet every day into long-term memory — with spaced repetition, smart flashcards, and AI-assisted cards. Learn English in your language, or learn Ukrainian or Russian as an English speaker.
Free · iPhone, Android, Windows & browser

Simple to use, serious about memory.
Proven SM-2 scheduling shows each word right before you'd forget it.
Tap ✨ and AI fills in the translation, pronunciation, and an example.
Learn English whether you speak Russian, Ukrainian, German or Polish — or learn Ukrainian or Russian as an English speaker.
Your words and progress follow you across phone, desktop, and browser.
Save a word from any app or webpage with the share menu and extension.
XP, streaks, achievements, and a stats heatmap keep you coming back.
Add any new word in a tap — from the app, the share menu, or the extension.
Spaced repetition schedules each card so you study only what you're about to forget.
Words move into long-term memory, and your English grows with your streak.
Six colour themes — tap one to recolour the preview and this page.

A calm, friendly interface that gets out of your way.





On your phone, your computer, and your browser — all in sync.
A full version for Android phones and tablets, with the built-in library and cloud sync — now on Google Play.
A full desktop version with the same library and cloud sync — now on the Microsoft Store.
Save words from any webpage, hold Alt to hover-translate, and highlight words you're learning. For Chrome and Firefox.
A full version for iPhone and iPad, with the same library and cloud sync — now on the App Store.