Last updated: April 2026
What data we collect
We only store your email address to save your game progress (points, streaks, and completed topics). We do not collect any other personal information.
How we use your data
Your data is used solely to save your revision progress and display your score on the leaderboard (using your chosen nickname). We never sell your data to third parties.
Guest Mode
Guest Mode uses local session data only. No personal information is collected or stored on our servers in Guest Mode. All data is cleared when you close your browser.
Your rights (GDPR)
- You can view your data in the Profile Settings page at any time.
- You can delete all your data at any time using the "Delete Account & Data" button in Profile Settings.
- You can contact us to request a copy of your data.
Age requirement
This app is designed for students aged 13 and over. If you are under 13, you must have parental permission to create an account.
Contact
If you have any questions about how we handle your data, please contact us through the app's feedback form.