Town Ball — Privacy Policy
Mainline Apps LLC (Delaware, USA)
Last Updated: May 21, 2026
Contact: [email protected]
Who We Are
Mainline Apps LLC operates Town Ball fan engagement apps for amateur baseball teams. This policy covers all Town Ball-branded apps regardless of the specific team.
Information We Collect
Provided by You
- Name — displayed on leaderboards and check-in lists
- Email — optional, for account recovery and team communications
- Birthday (month/day) — optional, for birthday recognition
- Mailing address — optional, for potential merchandise or mailings
- Photos — uploaded voluntarily to share game memories
- Feedback — messages submitted through the app
Collected Automatically
- Device identifier — anonymous authentication (not tied to your identity)
- Location — only when checking in at the ballpark (not tracked continuously)
- App usage — to understand popular features and improve the app
- Crash reports — to fix bugs and improve stability
Explicitly NOT Collected
- Continuous GPS tracking
- Contact or address book information
- Health or fitness information
- Financial or payment details
- Social media accounts
How We Use Your Information
- Provide the service — check-ins, leaderboards, photo galleries, rewards
- Personalize your experience — streaks, milestones, birthday recognition
- Improve the app — analyze usage patterns, fix bugs
- Team communications — occasional updates from the team (if email provided)
- Prevent misuse — detect fraudulent check-ins or abuse
We do not sell your data.
Location Data
We request location access only to verify you are at the ballpark when checking in. Location is checked momentarily at check-in time and is not tracked continuously or stored beyond verification.
Photo Uploads
Photos you upload may be:
- Displayed in the app's game photo gallery
- Used by the team for promotional purposes (social media, website)
You grant these rights when accepting the photo upload agreement in the app. Photos are stored securely and associated with your fan profile.
Data Sharing
We share information only with service providers necessary to operate the app:
| Partner | Purpose |
|---|---|
| Supabase | Database, authentication, file storage |
| Apple | App distribution and payments |
We do not share your personal information with advertisers or data brokers.
Data Retention
- Account data — retained until you request deletion
- Check-in history — retained for leaderboard and streak calculations
- Photos — retained until you request deletion
- Analytics — 12 months, then anonymized
- Crash reports — 90 days
Your Rights
- Access — request a copy of your data via email
- Deletion — request account deletion via email
- Opt-out — uninstall the app to stop all data collection
California (CCPA) and European (GDPR) residents have additional rights under applicable law.
Children's Privacy
Town Ball apps are not intended for children under 13. We do not knowingly collect information from minors. If you believe a child has provided us data, contact us for removal.
Security
- All data transmitted via HTTPS/TLS encryption
- Sensitive data encrypted at rest
- Access controls limit who can view fan data
- Regular security reviews
Changes to This Policy
We may update this policy periodically. Significant changes will be communicated through the app or via email if you've provided one.
Contact Us
For privacy questions or data requests:
Email: [email protected]
Response time: Within 30 days