GDD Tracker ("we," "our," or "us") is committed to protecting your privacy. This Privacy Policy explains how we collect, use, and safeguard your information when you use our iOS application.
Information We Collect
Location Data
What we collect: Your device's location (latitude and longitude)
Why we collect it: To provide accurate local weather data and calculate Growing Degree Days specific to your lawn's location
How we use it: Location data is used solely to fetch weather information from our weather data provider
Storage: Location coordinates are stored locally on your device and in your iCloud account (if iCloud sync is enabled)
Sharing: We share your location coordinates with our weather data provider to retrieve forecast data
Usage Data
What we collect: App usage patterns, feature interactions, and crash reports (via Apple's built-in analytics)
Why we collect it: To improve app performance, fix bugs, and understand how users interact with the app
How we use it: Aggregated, anonymized data helps us make the app better
Control: You can disable analytics in your device Settings → Privacy & Security → Analytics & Improvements
Subscription Data
What we collect: Subscription status, purchase history, and transaction information
Why we collect it: To manage your subscription and provide access to premium features
How we use it: Processed by Apple through StoreKit; we receive only subscription status
Storage: Managed entirely by Apple; we do not store payment information
User-Created Content
What we collect: Lawn names, GDD settings, application records you create in the app
Storage: Stored locally on your device and optionally in your iCloud account
Sharing: Never shared with third parties
How We Use Your Information
We use the collected information to:
Provide accurate Growing Degree Day calculations
Fetch local weather forecasts
Send notifications when treatment applications are due
Sync your data across your Apple devices (via iCloud)
Improve app functionality and user experience
Provide customer support
Data Sharing & Third Parties
Weather Data Provider
We share your location coordinates with Apple Weather to retrieve weather forecasts. Please review their privacy policy at apple.com/legal/privacy.
Apple Services
iCloud: If enabled, your app data syncs via iCloud (managed by Apple)
StoreKit: Subscription management is handled by Apple
Push Notifications: Delivered through Apple Push Notification Service
We Do NOT:
Sell your personal information
Share your data with advertisers
Use your data for marketing purposes
Share data with any third parties except as listed above
Data Security
We implement industry-standard security measures:
All data stored locally uses iOS encryption
iCloud data is encrypted in transit and at rest
Location data is transmitted securely over HTTPS
No sensitive data is stored on our servers
Your Rights
You have the right to:
Access: View all data stored in the app through the app interface
Delete: Remove your data by deleting the app from your device
Opt-out: Disable location services or notifications in Settings
Export: Your data is stored in standard formats within the app
Children's Privacy
GDD Tracker is not intended for children under 13. We do not knowingly collect information from children under 13. If you believe a child has provided us with personal information, please contact us.
Changes to This Policy
We may update this Privacy Policy periodically. We will notify you of significant changes through:
An in-app notification
An update to this document with a new "Last Updated" date
Continued use of the app after changes constitutes acceptance of the updated policy.
Data Retention
Account deletion: Delete the app to remove all local data
iCloud data: Managed by Apple; delete from Settings → [Your Name] → iCloud → Manage Storage
Subscription data: Retained by Apple for transaction history purposes
Contact Us
If you have questions about this Privacy Policy or your data, contact us at: