Learn More in the Time You Have
Modern life leaves little room for study. The Leitner method uses spaced repetition—backed by memory science—to show you what to review and when, so even short sessions stick. Import cards, use AI tools, and track progress. Free to start.
Based on the spacing effect—one of the most reliable findings in learning research.
Why timing beats more study time
Cramming feels productive but fades fast. Reviewing at the right intervals helps you remember more with less total effort—a short look at the science.
Why it works
A research-backed method for learners who can't afford to study the wrong things twice.
Active Recall
Test yourself instead of re-reading. Retrieving answers strengthens memory—and shows exactly where your limited study time is best spent.
Spaced Repetition
Review cards at scientifically spaced intervals. Hard items return sooner; easy ones step aside—so you retain more without adding hours.
Efficiency
Review only what's due today—not your whole deck. Focus on what you miss; skip what you've already mastered. Same retention, fewer minutes.
Smart Tools That Save You Hours
Less prep, more learning—so your limited time goes into recall, not busywork.
AI Phrase Analysis
For Language boxes with phrase cards: tap Analyze while adding or editing a card to check grammar, get a correction, collocations, vocabulary, and translation—then apply it to your card in one click.
AI Text-to-Speech
Hear native-level pronunciation for your flashcards. Our AI reads phrases aloud in 30+ languages during review.
Auto-Fill Definitions
Add a word and we pull definitions, examples, etymology, IPA, and synonyms from Wiktionary in one click.
Instant Translation
Write a phrase in one language and generate translations automatically. No copy-pasting from external tools.
Review Analytics
See which days, hours, and topics perform best. Pie charts, bar charts, and AI-generated insights from your own data.
Shared Boxes
Browse public boxes created by other learners, or share your own. Skip building from scratch and start reviewing immediately.
Import from Anywhere
Bring your existing flashcards. We support Anki, Quizlet, RemNote, Brainscape, Vaia, CSV, Excel, and JSON imports.
Built for Every Kind of Learner
Language Learners
Build vocabulary between commutes and coffee breaks. Rich word cards, AI phrase analysis, and pronunciation—scheduled so you review what sticks, not everything at once.
Students
Fit exam prep into a packed semester. Add images, rich text, and definitions—then let spaced repetition surface the right cards each day.
Professionals
Keep certification and technical knowledge fresh without nightly cramming. Spaced intervals work for any subject—and adapt to how well you recall each card.
Make your next study session count.
Start Learning for Free