A. Yes — sign in with the same account and your data syncs across devices via the cloud (Supabase).
Q. I forgot my password
A. Tap "Forgot password?" on the login screen. A reset link will be sent to your registered email.
Q. What is GRÆS Pro?
A. A paid plan that removes ads and unlocks custom stamp colors. Available at ¥300/month or ¥2,500/year (regional prices apply).
Q. How do I cancel my subscription?
A. Open the iPhone Settings app > Apple ID (your name) > Subscriptions, select GRÆS Pro, and cancel. Cancel at least 24 hours before the end of the current period to avoid the next charge.
Q. How do I restore purchases?
A. Open "Upgrade to Pro" in Settings and tap "Restore Purchases". Purchases made with the same Apple ID will be restored.
Q. How do I delete my account?
A. Please email us. We will delete all your data including score history, profile info, and photos.
Q. My scores aren't syncing
A. Check your internet connection and restart the app. If the problem persists, please contact us by email.