Introduction
Welcome to Smart QR Doorbell. We respect your privacy and are committed to protecting your personal data. This Privacy Policy explains how we collect, use, store, and protect your information when you use our mobile application.
By using Smart QR Doorbell, you agree to the collection and use of information in accordance with this policy.
Information We Collect
1. Account Information
- Email address (for authentication)
- User ID (automatically generated)
- Profile information (optional)
2. Doorbell Data
- Doorbell names and locations you create
- Unique tokens for secure access
- Visitor messages and photos (temporarily stored)
3. Device Information
- Push notification tokens
- Device type and operating system
How We Use Your Information
- Authentication: To verify your identity and secure your account
- Notifications: To send you push notifications when visitors arrive
- Service Provision: To enable the core functionality of the app
- Improvement: To analyze and improve our services
Data Storage and Security
Firebase Security: We use Firebase (Google Cloud) for secure data storage. All data is encrypted in transit and at rest.
- Your data is stored on secure Firebase servers
- We implement industry-standard security measures
- Access tokens are cryptographically secure
- Visitor data is automatically deleted after 30 days
Data Retention
We retain your data only as long as necessary:
- Account data: Retained until you delete your account
- Visitor records: Automatically deleted after 30 days
- Notification logs: Retained for 7 days
Third-Party Services
We use the following third-party services:
- Firebase: Authentication, database, and cloud storage
- Google Play Services: Push notifications
- Expo: App development and updates
These services have their own privacy policies and security measures.
Your Rights
You have the right to:
- Access your personal data
- Correct inaccurate data
- Delete your account and associated data
- Export your data
- Opt-out of non-essential notifications
Children's Privacy
Our service is not intended for use by children under the age of 13. We do not knowingly collect personal information from children under 13.
Changes to This Policy
We may update our Privacy Policy from time to time. We will notify you of any changes by posting the new Privacy Policy on this page and updating the "Last Updated" date.