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Tap the + button on the Flashcards tab, create a deck first, then add cards to your deck. You can customise colours, fonts, and add example sentences.

Open a free prize box every 24 hours from the sidebar. You can win Study Points, XP boosts, shop unlocks (themes, avatars, frames), and feature boosts like scan pages or streak shields. Free users can also watch an optional ad once per day for an extra prize box.

Quobby is available in 6 languages: English, 中文 (Chinese), Français (French), Deutsch (German), Español (Spanish), and Polski (Polish). Go to Profile → App Language to switch. New users can choose their language when they first open the app.

Go to Profile → Sound Settings. You can mute sound effects, adjust volume, or turn off background music during Classroom Quiz mode.

Premium unlocks cloud sync across devices, note templates, unlimited decks and cards, AI vocabulary generation, community deck downloads, document scanning, smart focus blocker, and removes all advertisements.

Quobby uses a smart algorithm that shows you cards at optimal intervals. Cards you know well appear less frequently, while difficult cards appear more often to maximise learning efficiency.

Yes! Premium users can publish decks to the community. Go to a deck, tap the share icon, and choose 'Publish to Community'. Others can then download and learn from your deck.

You can manage your subscription in your iPhone's Settings app → Your Name → Subscriptions → Quobby. From there you can cancel or change your plan.

Premium users get automatic cloud sync. Your flashcards, habits, and progress are securely stored and synced across all your devices. Free users' data is stored locally on their device.