Privacy Policy
Effective: August 21, 2026 · Last updated: October 7, 2026
President of Class (Korean title: 반장키우기; the “Service”) can be used without any separate login or sign-up, and processes only the minimum information needed to serve ads and improve the Service.
The Service has no login, so we do not collect account information such as your name, email, or contact details. The only personal-type data processed is the advertising identifier used to show ads and usage statistics used to improve the Service.
1. Information We Collect & Process
- Advertising identifier — In the ad-supported app, Google AdMob may access and use your advertising identifier (IDFA/AAID) to serve ads. (Serving ads)
- Usage statistics — To improve the Service, app usage records (such as screens viewed and features used) and device identifiers may be collected through Google Analytics for Firebase.
- No login / no account data — The Service has no sign-up or login, and we do not collect personal information such as your name, email, or phone number.
- On-device data — Game progress, settings, and purchase records are stored only on your device (local storage) and are not transmitted to or collected by our servers.
2. Third Parties & International Transfer
We use the provider below to serve ads and compile usage statistics, and information related to the advertising identifier and usage statistics may be processed abroad (in the United States).
- Google LLC (Google AdMob · Google Analytics for Firebase) — ad serving & usage statistics (USA) · Google Privacy Policy
3. Retention & Deletion
The Service does not store your personal information on our own servers. If you uninstall the app, all data saved on your device — including game progress and purchase records — may be deleted. Your advertising identifier is processed under our ad partner’s (Google’s) policy and can be reset by you at any time in your device settings. Usage statistics are processed and kept through Google Analytics for Firebase under Google’s policies.
4. Your Rights
If you do not want personalized ads, you can reset or limit your advertising identifier in your device’s ad settings.
- Android: Settings > Google > Ads > “Opt out of Ads Personalization”
- iOS: Settings > Privacy & Security > Tracking
5. Children’s Privacy
The Service is not primarily directed to children under 14, and we do not knowingly collect personal information from children under 14.
6. Changes to This Policy
If this Policy changes, we will provide notice within the app or on this page.
7. Contact