
Caju
The learn anything app
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Free
In-App Purchases
Rating summary
About
Caju is a flashcard app with an AI that builds the cards for you — and a review engine serious enough to replace Anki.
MAKE CARDS BY TALKING
Photograph a textbook page, drop in a PDF, paste your notes, or just say what you want to learn. Caju's assistant reads the material and proposes flashcards. You review, edit, and approve every card before it is saved — nothing lands in your collection without you.
REMEMBER WHAT YOU MAKE
Caju schedules reviews with FSRS, the modern spaced-repetition algorithm, so cards come back right before you would forget them. Every grading button shows the actual interval you will get. Learning steps, burying, suspending, flags, and undo all work the way serious reviewers expect.
BRING YOUR ANKI COLLECTION
Import any .apkg file and your decks arrive intact — cards, media, card formats, and scheduling history. Export back to .apkg whenever you want. Your collection is yours, and it round-trips against real Anki.
HEAR THE WORDS
Add natural pronunciation audio to vocabulary cards in more than 60 languages, generated on demand.
BUILT FOR PHONES
Native and fast. Reviewing works fully offline, and your collection syncs across your devices automatically.
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Caju is free to use, including a monthly allowance for AI card generation. Caju Premium raises that allowance substantially for $14.99 per month.
Payment is charged to your Apple Account at confirmation of purchase. The subscription renews automatically unless cancelled at least 24 hours before the end of the current period. Manage or cancel anytime in your Apple Account settings.
Privacy Policy: https://cajuapp.com/privacy
Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
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What's New in Caju
1.2.0
September 5, 2026
Chat now runs on Claude Sonnet 5, and you can pick the model and how hard it reasons right from the composer. Also fixed: - Chat error messages now show plain, readable text instead of raw technical details. - The composer reliably clears after you send a message. - The tab bar no longer lags after you finish a review. - You can now open past conversations from the "Ask about this card" screen.
MoreSubscription plans
Caju Premium
Higher monthly allowance for AI generated flashcards
$14.991 Month




