Quobby

Quobby is the all-in-one study companion that makes learning fun and effective. Create flashcards with spaced repetition, scan documents, take handwritten notes, build habits, and challenge friends in real-time study sessions.
## Flashcards & Spaced Repetition ##
Master any subject with smart flashcards that adapt to your learning pace. Add text, images, voice recordings, and example sentences. Study with classic flip cards, multiple-choice quizzes, or typing practice. Track your mastery with clear progress stages: New, Learning, Mastered, and Relearning.
Language Learning & Auto-Translation
Learn vocabulary in 21+ languages with AI-powered card generation. Enable auto-translate on any deck to get instant translations as you type. Add example sentences in one language and the other fills in automatically. Hear correct pronunciations with built-in text-to-speech.
## Smart Vocabulary Generation ##
Generate flashcards, choose vocabulary level (beginner, intermediate, advanced) and focus on specific topics with tags.
## Community Decks ##
Browse, download, and share flashcard decks with learners worldwide. Rate and review community decks. Publish your own with full moderation and content filtering.
## Document Scanner ##
Scan textbooks, worksheets, and lecture notes. Extract text for editing and highlighting. Organize documents by category.
## Handwritten Notes ##
Create beautiful notes with pen, pencil, marker, and highlighter tools. Use templates, shapes, rulers, and themed backgrounds. Export as image or PDF.
## Habit Tracker ##
Build consistent study habits with daily tracking, streaks, and calendar views. Set reminders and monitor your progress over time.
## Focus Timer ##
Block distracting apps during study sessions with Pomodoro or Full Block mode. Track your focus time and build better study habits.
Gamification & Rewards
Earn XP, level up, and unlock 25 achievements. Compete on global and friends leaderboards. Complete daily challenges for bonus rewards. Open daily prize boxes with visual previews of themes, avatars, frames, and boosts.
## Group Study ##
Challenge friends in real-time study sessions with a 6-digit code. Choose Private Sessions or Classroom Quizzes with live leaderboards. Teachers can use Teacher Mode to control the quiz.
## Available in 7 Languages ##
English, Chinese, French, German, Spanish, Polish, and Ukrainian. Full app interface translation with 1,300+ strings per language. Notifications, community guidelines, legal pages, and all UI elements fully localised.
## Premium Features #
Cloud sync across devices, unlimited decks and cards, unlimited vocabulary generation, document scanning, community deck publishing, Smart Focus app blocker, profile customization, and ad-free experience.
Download Quobby and start learning smarter today.