How can we help?
Answers to the most common questions about Chomu. Can't find what you need? Email us — we read every message.
How do I start a quiz?
From the home screen, tap Start Quiz, then choose Hiragana or Katakana. You'll get 10 multiple-choice questions per round.
Do I need an account to use Chomu?
No. Chomu has no sign-in, no accounts, and works fully offline. Just open the app and start quizzing.
Where is my progress saved?
Your best scores and quiz count are stored locally on your device only. Check the Progress screen from the home screen to see them.
How do I reset my progress?
Open the Progress screen and tap Delete My Data. This clears your best scores and quiz count on this device.
Does Chomu show ads or sell my data?
No. Chomu has no ad network, no analytics, and no tracking SDKs. See our Privacy Policy for the full details on what we collect and why.
Still stuck?
We typically reply within a couple of days.