← Back to App
Privacy Policy
Last updated: March 16, 2026
1. Introduction
Welcome to Snake Measurer ("we," "our," or "us"). We respect your privacy and are committed to protecting your personal data. This privacy policy explains how we collect, use, and safeguard your information when you use our application.
2. Information We Collect
We collect the following types of information:
- Account Information: When you create an account, we collect your email address and authentication credentials via Firebase Authentication.
- Usage Data: We collect anonymous analytics data about how you use the app, including features used and measurement counts.
- Device Information: We may collect device type, operating system, and browser information for compatibility purposes.
- Images & Photos: When you are signed in, your measurement photos are uploaded to our cloud storage (Cloudflare R2) to enable cross-device synchronization. Photos are stored securely and associated with your account. Without an account, photos are stored locally on your device only.
- Measurement Data: Your measurement history, including reference points, snake points, and calculated lengths, is stored locally and synced to our servers when you are signed in.
- Animal Profiles: Names, species, and photos of your animals are stored on our servers when synced.
- Subscription Data: Purchase and subscription information is processed by RevenueCat and the respective app store (Google Play, Apple App Store, or Stripe for web). We store your subscription status (free or premium) on our servers.
3. How We Use Your Information
We use the collected information to:
- Provide and maintain our service
- Authenticate your account
- Synchronize your data across devices
- Process and manage subscriptions
- Provide AI-powered snake detection (premium feature, server-side processing)
- Improve our application based on usage patterns
- Provide customer support
4. Data Storage and Security
Your data is stored securely using industry-standard practices:
- Authentication is handled by Firebase Authentication (Google)
- Measurement data and animal profiles are stored in PostgreSQL on our servers
- Images are stored in Cloudflare R2 (encrypted at rest)
- All data transmission is encrypted using HTTPS/TLS
- Server access is protected by Firebase JWT authentication
- Rate limiting protects against abuse
5. Third-Party Services
We use the following third-party services:
6. Cookies and Tracking
We use essential cookies for authentication and app functionality. We also use analytics cookies (with your consent) to understand app usage and improve our service. You can manage your cookie preferences in the app settings.
7. Your Rights
You have the right to:
- Access your personal data
- Correct inaccurate data
- Delete your account and all associated data (including images from our servers)
- Export your measurement history
- Opt-out of analytics tracking
- Request data portability
8. Data Retention
We retain your data for as long as your account is active:
- Free accounts: Up to 10 measurement records and 1 animal profile are stored on our servers.
- Premium accounts: Unlimited records are stored for the duration of your subscription.
- Account deletion: When you delete your account, all data — including images, measurements, and animal profiles — is permanently deleted from our servers within 30 days.
- Subscription expiration: If your premium subscription expires, your data is retained but subject to free tier limits. Excess records may be removed from our servers.
9. Children's Privacy
Our service is not intended for children under 13. We do not knowingly collect personal information from children under 13. If you are a parent and believe your child has provided us with personal information, please contact us.
10. Changes to This Policy
We may update this privacy policy from time to time. We will notify you of any changes by posting the new policy on this page and updating the "Last updated" date.
11. Contact Us
If you have questions about this privacy policy, please contact us at:
© 2025 SerpWidgets. All rights reserved.