Introduction
Welcome to উচ্চমাধ্যমিক ইতিহাস app. We are committed to protecting your privacy and ensuring you have a positive experience on our platform. This Privacy Policy explains how we collect, use, disclose, and protect your information.
Information We Collect
We may collect the following types of information:
- Device Information: Device model, operating system, unique identifiers, and IP address
- Usage Data: How you interact with the app, chapters viewed, questions attempted, and time spent
- Billing Information: Purchase history and subscription details (processed securely via Google Play)
- Location Data: General location information (if permission is granted)
How We Use Your Information
We use the collected information for the following purposes:
- To provide, maintain, and improve app functionality
- To personalize your learning experience
- To process subscription payments and manage premium content access
- To analyze app usage and improve user experience
- To send important updates and notifications
- To detect and prevent fraud or security issues
- To comply with legal obligations
Subscription & Billing Information
Important: This app offers premium content through subscriptions. All billing transactions are processed securely through Google Play Billing. We do NOT store your credit card information — all payment processing is handled by Google Play.
When you purchase a subscription:
- Your subscription status is stored securely on Google servers
- We check subscription status to unlock premium content
- Receipts are sent to your Google account email
- Cancellation must be done from Google Play
Data Security
We take your data security seriously and implement industry-standard measures to protect your information:
- Encrypted data communication (HTTPS)
- Secure API endpoints
- Regular updates and monitoring
- No sensitive personal data stored on device
Third-Party Services
We use the following services:
- Google Play Billing
- Google Analytics (anonymous)
- In-App Review API
Your Rights
- Request data access
- Request correction or deletion
- Stop non-essential notifications
- Cancel subscription any time
Children's Privacy
This app is for educational purposes. If a child submits personal data accidentally, please contact us for removal.
Changes to This Privacy Policy
We may update this Privacy Policy from time to time. Continued use of the app means you accept the updates.
Last Updated: December 4, 2025
Effective Date: December 4, 2025