Privacy Policy
Last updated: April 2026
CalcRush ("we", "our", or "us") is committed to protecting your privacy. This policy explains how we collect, use, and protect your information when you use the CalcRush app.
Information We Collect
- Account data: Username, avatar, and email address used to create your account via Google or Apple Sign-In.
- Game data: Match history, scores, XP, league, win streaks, and daily challenge progress.
- Device data: Device token for push notifications, device type for ad serving.
- Usage data: In-app activity for improving game balance and features.
How We Use Your Information
- To operate the game, match you with opponents, and maintain leaderboards.
- To send push notifications about streaks, league updates, and daily challenges (only if you opt in).
- To serve ads via Google AdMob (free users).
- To process premium subscriptions via RevenueCat and Apple.
Third-Party Services
CalcRush uses the following third-party services, each with their own privacy policies:
- Supabase – Database and authentication
- Google AdMob – Advertising (free users)
- RevenueCat – Subscription management
- Google Sign-In – Authentication option
- Apple Sign-In – Authentication option
- Google ML Kit – Handwriting recognition (on-device, no data sent)
Data Storage
Your data is stored securely on Supabase servers. We do not sell your personal data to third parties.
Account Deletion
You can delete your account at any time from within the app (Settings → Delete Account). This permanently removes all your data from our servers.
Children's Privacy
CalcRush is rated 4+ and is suitable for all ages. We do not knowingly collect personal information from children under 13 beyond what is necessary to operate the game.
Contact
If you have any questions about this policy, contact us at: abdullahiamin.h@gmail.com