FighterCenter — Privacy Policy
Last updated: March 25, 2026This policy describes how FighterCenter collects, uses, and handles your information across the website and mobile app (iOS and Android). By using FighterCenter, you agree to the practices described here.
Data we collect
When you use FighterCenter, we may collect the following types of information:
- Account information (email address, display name) when you sign up
- Profile information you choose to provide
- User-created content such as notes, notebooks, drills, and replay data
- Social data including friends, rivals, and notifications
- Preferences and settings
Local storage
Some features store data locally on your browser or device. This data stays on your device and is not sent to our servers unless you sign in and use cloud sync. Local features include notes, drills, rivals, rank history, settings, and study preferences.
Cloud sync
When you sign in, some data may sync to cloud services so you can access it across sessions and devices. This includes notes, drills, rivals, rank history, and social features like friends and notifications.
Authentication
FighterCenter uses Supabase for authentication. You can sign in with email and password or with Google. We do not store your Google password. Google sign-in is handled through Supabase OAuth integration.
Advertising
FighterCenter uses Google Ads, which may collect data such as cookie identifiers to measure ad conversions and serve relevant ads. Google's use of this data is governed by Google's Privacy Policy.
Push notifications
The FighterCenter mobile app may send push notifications. This requires a device token provided by your operating system. You can disable push notifications at any time through your device settings.
Third-party services
FighterCenter uses the following third-party services:
- Supabase — authentication and data storage
- Google — OAuth sign-in and advertising
- Cloudflare R2 — static asset delivery
Data sharing
FighterCenter does not sell or share your personal data with third parties, except as necessary to operate the services described above.
Data retention
We retain your data for as long as your account is active. If you request account deletion, your data will be removed.
International users
FighterCenter is available to users worldwide. By using the service, you consent to your data being transferred to and processed in the United States, where our servers are located.
Account deletion
To request deletion of your account and associated data, contact us at fightercenter2@gmail.com.
Changes to this policy
We may update this privacy policy from time to time. When we make changes, we will update the “Last updated” date at the top of this page. Continued use of FighterCenter after changes constitutes acceptance of the updated policy.
Contact
If you have questions about this policy, contact us at fightercenter2@gmail.com.