Privacy Policy
Stopwatch Baseball
Last Updated: July 1, 2025
Important: This app takes your privacy very seriously. Please read this Privacy Policy carefully.
1. Purpose of Personal Information Collection and Use
Stopwatch Baseball collects and uses personal information for the following purposes:
- Member registration and management: Service access via Google Sign-In, Apple Sign-In, and Kakao Sign-In (Korean-language users)
- Game records management: Saving and managing batter/pitcher statistics and team data
- Online multiplayer: Providing real-time versus functionality
- Ranking system: Displaying user rankings and records
- Referral code system: Providing friend invitation rewards
- Service improvement: Enhancing user experience and fixing bugs
2. Personal Information Collected
2.1 Required Information
| Collected Item |
Collection Method |
Purpose |
| Email Address |
Google/Apple/Kakao Sign-In |
User identification and management |
| User Unique ID (UID) |
Auto-generated |
User identification |
| Nickname |
User input |
In-game display |
| Game Records |
Gameplay |
Statistics and ranking provision |
2.2 Automatically Collected Information
- Advertising ID: For personalized advertising
- App settings: Volume, theme, language preferences
- Device information: OS version, app version (for statistics and error analysis)
3. Retention and Use Period
- Member information: Until account deletion
- Game records: Immediately deleted upon account deletion
- Deleted accounts: Retained for a certain period as required by law, then deleted
- Fraud prevention: 30 days after deletion
4. Provision of Personal Information to Third Parties
In principle, this app does not provide personal information to third parties. However, exceptions apply in the following cases:
- When the user has given prior consent
- When required by law
5. Outsourcing of Personal Information Processing
For smooth service provision, we outsource personal information processing as follows:
| Service Provider |
Outsourced Tasks |
Retention Period |
| Supabase |
Database management, authentication |
Until account deletion |
| Google LLC |
Sign-in service, advertising |
Until account deletion |
| Apple Inc. |
Sign-in service |
Until account deletion |
| Kakao Corp. |
Sign-in service (Korean-language users) |
Until account deletion |
6. Personal Information Destruction Procedure and Method
6.1 Destruction Procedure
When a user requests account deletion or the retention period expires, the personal information is destroyed without delay.
6.2 Destruction Method
- Electronic files: Permanently deleted using irreversible methods
- Database: Complete record deletion
7. User Rights and How to Exercise Them
Users have the following rights:
- Right to access personal information: Available in the app's 'Profile' menu
- Right to correct personal information: Can be modified directly within the app
- Right to delete personal information: Use the 'Delete Account' feature in the app
- Right to suspend personal information processing: Log out or delete the app
8. Technical and Administrative Measures for Privacy Protection
8.1 Technical Measures
- SSL/TLS encrypted communication
- Database access permission management
- Regular security updates
8.2 Administrative Measures
- Minimization and training of personal information processing staff
- Maintenance of personal information processing system access records
9. Protection of Children's Personal Information
This app does not collect personal information from children under 14 years of age. For children under 14 to use the service, consent from a legal guardian is required.
10. Advertising Services
This app provides advertising through Google AdMob. The following information may be collected for advertising purposes:
- Advertising Identifier (IDFA/AAID)
- IP Address
- Device Information
Google's Privacy Policy: https://policies.google.com/privacy
11. Changes to Privacy Policy
This Privacy Policy may be modified in accordance with relevant laws and service changes. Changes will be announced through in-app notifications.