Koobi is a Korean vocabulary word puzzle game. Build words from tiles, learn Korean, and grow your vocabulary a little every day.
This page is provided in English, Korean (한국어), and Japanese (日本語).
Questions, bug reports, or feedback? We’d love to hear from you.
Email: [email protected]
We usually reply within a few business days.
How do I unlock hints? Watch a short rewarded ad when prompted, or purchase Koobi+ to remove ads entirely.
How do I remove ads? Purchase Koobi+ from the in-app store. This is a one-time purchase.
I bought Koobi+ but the ads are back / I’m on a new device. Go to Settings → Restore purchases. Your purchase is tied to your Apple ID and can be restored for free.
How do I reset my progress? Go to Settings → Data → Reset all progress. This clears your found words, bookmarks, and streak on this device. It cannot be undone.
How do I change the app language? Go to Settings → Language. You can follow your device language or pick English, Korean, or Japanese.
Does Koobi need an account or internet? No account is needed. Your progress is saved on your device. An internet connection is only used to load ads and process purchases.
See our Privacy Policy for how your data is handled.