Spaced repetition · SM-2

Remember every word

Turn new words into long-term memory. Build decks, add cards, and let spaced repetition bring each one back right before you forget.

Everything you need to remember

Built to make new words stick for good.

SM-2 spaced repetition

The proven SM-2 algorithm resurfaces each card right before you forget it.

Decks & tags

Organize words into themed decks and filter by tags scoped to each deck.

Cards with images

Attach pictures to both sides — upload straight from your device.

Focused review

Due cards first, then new ones. Rate Again / Hard / Good / Easy.

Words table

Browse every word with translations hidden behind a blur — reveal on tap.

Light & dark theme

Switch between light and dark themes anytime.

Create a themed deck for the words you want to remember.

Add words with translations, notes and images.

Spaced repetition brings each card back exactly on time.