1. Introduction

BirdSum ("we," "our," or "us") is committed to protecting your privacy. This Privacy Policy explains how we collect, use, disclose, and safeguard your information when you use our mobile and web application ("App"). By using BirdSum, you agree to the collection and use of information in accordance with this policy.

2. Information We Collect

3. How We Use Your Information

• To provide, maintain, and improve the BirdSum App and its features
• To authenticate your account and keep your data secure
• To sync your saved properties and calculator scenarios across devices
• To send push notifications about announcements, if you have opted in
• To respond to your inquiries, bug reports, and feature requests
• To analyze usage trends and improve our tools
• To comply with legal obligations

4. Sharing of Information

We do not sell, trade, or rent your personal information to third parties. We may share information only in the following circumstances:

• Service Providers: Trusted third-party services (such as authentication and hosting providers) that assist us in operating the App, subject to confidentiality agreements.
• Legal Requirements: If required by law, court order, or governmental authority.
• Business Transfers: In the event of a merger, acquisition, or sale of assets, your information may be transferred as part of that transaction.

5. Google API & OAuth Services

BirdSum's use of information received from Google APIs (if applicable) will adhere to the Google API Services User Data Policy, including the Limited Use requirements. We do not use Google user data for advertising or to train machine learning models.

6. Data Retention

We retain your personal information for as long as your account is active or as needed to provide you services. You may request deletion of your account and associated data at any time through the Profile page. Upon deletion, your data will be permanently removed from our systems within 30 days.

7. Security

We implement industry-standard security measures to protect your personal information from unauthorized access, alteration, disclosure, or destruction. Your account is protected by authentication. However, no method of transmission over the internet is 100% secure, and we cannot guarantee absolute security.

8. Children's Privacy

BirdSum is not directed at children under the age of 13. We do not knowingly collect personal information from children under 13. If you believe we have inadvertently collected such information, please contact us and we will promptly delete it.

9. Push Notifications

BirdSum may request permission to send you browser-based push notifications to inform you of announcements and updates. You can opt in or out at any time via your browser or device notification settings. We do not use push notifications for advertising purposes.

10. Your Rights

Depending on your location, you may have the right to:

• Access the personal information we hold about you
• Request correction of inaccurate data
• Request deletion of your data (right to be forgotten)
• Object to or restrict certain processing of your data
• Data portability

To exercise these rights, please use the account deletion feature in the Profile page or contact us at the email below.

11. Third-Party Links

The App may contain links to third-party websites. We are not responsible for the privacy practices of those sites and encourage you to review their privacy policies.

12. Changes to This Policy

We may update this Privacy Policy from time to time. We will notify you of significant changes by posting the new policy in the App and updating the "Last updated" date. Your continued use of BirdSum after such changes constitutes your acceptance of the updated policy.

13. Contact Us

If you have questions, concerns, or requests regarding this Privacy Policy or your personal data, please contact us through the Bug Report or Feature Request forms in the Profile section of the App.