Cardify

Cardify turns any text into smart vocabulary flashcards — powered by AI.

Paste an article, transcript, or any reading material, and Cardify automatically extracts key vocabulary (B1–C1 level), fills in meanings, example sentences, and IPA pronunciation. Your flashcards are ready in seconds.

⚡ AI-POWERED FLASHCARD CREATION
• AI Generate: paste any text → auto-create up to 20 vocabulary cards instantly
• AI Auto-fill: type a word → AI fills meaning, example sentence, and IPA automatically
• AI Explain: get a clear explanation of any card during study sessions
• AI Sentence: generate contextual example sentences on demand

📚 SMART LEARNING SYSTEM
• Spaced Repetition System (SRS) — cards appear exactly when you're about to forget them
• 5 study modes: Flip Card, Multiple Choice, Type Answer, Listening, Meaning→Word
• Learning status tracking: New → Learning → Reviewing → Mastered
• Progress tracking with streak counter, accuracy stats, and heatmap calendar

🏆 STAY MOTIVATED
• 30+ achievement badges (Night Owl, Speed Learner, Marathon Runner, and more)
• Daily study goals you set yourself
• Study streak tracking to build a consistent habit
• Daily reminders via notifications

☁️ ORGANIZE & SYNC
• Cloud sync across all your devices via Google Sign-In
• Offline-first: study anywhere, syncs automatically when back online
• Mark favorites, filter difficult words, focus on what matters
• Clean deck organization with progress tracking per deck

🌍 MULTILINGUAL SUPPORT
• App interface available in: English, Vietnamese, Japanese, Korean, Chinese
• Study vocabulary in any language combination
• IPA pronunciation for accurate language learning

🆓 FREE & PRO
Free tier: create up to 3 decks and 20 cards per deck. AI features available by watching short rewarded ads (10 ads = 1 AI Generate, 2 ads = 1 AI Auto-fill).

Pro subscription: unlimited decks, unlimited cards, 50 AI Generate + 200 AI Auto-fill per month — completely ad-free.

Perfect for: IELTS, TOEFL, JLPT, TOPIK, university students, business professionals, or anyone building vocabulary in a new language.

--- Privacy & Permissions ---
Cardify uses your Google account for sign-in and cloud sync. Camera and photo library access is optional for adding images to cards. No data is shared with third parties except as required for core app functionality (Firebase, AdMob, RevenueCat).