Privacy Policy
Last updated: October 10, 2026
This Privacy Policy describes the policies and procedures of MathoraX (developed by Yogurt Studios) regarding the collection, use, and disclosure of Your information when You use the application, and tells You about Your privacy rights.
📐 On-Device Math & OCR Engine: MathoraX is designed with privacy at its core. Your calculations, formulas, matrix operations, and calculation history are processed and saved locally on your device. The camera-based Math OCR solver runs directly on your device using Google ML Kit—your images are processed in real-time to extract formulas and are never transmitted to remote servers or used for public AI training.
📢 Advertising Notice: The free version of MathoraX displays advertisements provided by
Google AdMob. AdMob may automatically collect anonymous device identifiers to deliver relevant ads in accordance with the
Google Privacy Policy. Upgrading to MathoraX Premium removes all advertisements and disables ad tracking.
Interpretation and Definitions
Definitions
- Application — refers to MathoraX (Package Name:
com.yogurtstudios.mathorax), the scientific and graphing calculator application provided by Yogurt Studios.
- Company — refers to Yogurt Studios ("We", "Us", "Our").
- Country — Turkey.
- Device — any device that can access the Application (such as an Android smartphone or tablet).
- Personal Data — any information that relates to an identified or identifiable individual.
- Usage Data — data collected automatically, generated either by the use of the Application or from its infrastructure.
- You — the individual accessing or using the Application.
Information We Collect and How We Collect It
1. Information Processed Locally on Your Device
- Calculation History & Variables: Expressions, results, custom variables, and unit conversion histories are stored locally on your device storage (via shared preferences/local database).
- Camera & Gallery Photos (Math OCR): When using the AI Camera Solver, images of mathematical formulas captured with your camera or chosen from your gallery are processed locally on-device. Images are discarded after OCR text extraction and are not uploaded to our servers.
2. Information Collected if Cloud Sync is Enabled (Optional)
If you choose to create an account or sign in to synchronize your formulas and history across devices:
- Account Credentials: Email address and encrypted authentication tokens managed securely through Google Firebase Authentication.
- Synced Formularies: Custom formulas and history you choose to back up to Google Cloud Firestore under your authenticated user ID.
3. Information Collected Automatically (Usage & Advertising)
- Diagnostic & Performance Data: Anonymized crash reports, device model, operating system version, and general performance metrics to fix bugs and improve performance.
- Advertising Identifiers (Free Version Only): Google Advertising ID (AAID/GAID), IP address, and interaction data used by Google AdMob to deliver banner or interstitial advertisements.
Device Permissions We Request
MathoraX requests only the permissions necessary to provide its features:
- Camera (
android.permission.CAMERA): Optional. Required only when you choose to photograph a math problem using the camera solver.
- Photo Library (
READ_MEDIA_IMAGES / Gallery): Optional. Required only when you select an existing math equation photo from your device's image library.
- Internet (
android.permission.INTERNET): Required for displaying advertisements (free version), verifying Google Play in-app purchases, and optional cloud synchronization.
Third-Party Services
MathoraX integrates trusted third-party services that process data in accordance with their respective privacy policies:
- Google AdMob: For displaying advertisements in the free tier. (Google Privacy Policy / AdMob Policies)
- Google Firebase (Authentication & Cloud Firestore): For optional user sign-in and cloud synchronization. (Firebase Privacy Policy)
- Google ML Kit: For on-device optical character recognition (OCR) of handwritten and printed equations. (Google ML Kit Terms)
- Google Play In-App Billing: For processing premium purchases securely. All payment information is handled exclusively by Google Play. Yogurt Studios never receives or stores your credit card details.
In-App Purchases & Subscriptions
MathoraX offers optional Premium features (e.g., ad-free experience, advanced CAS solvers). All transactions are processed through Google Play. You can manage or cancel subscriptions anytime via your Google Play account settings.
Data Retention and Account Deletion
To request deletion of your account and associated data, please visit our dedicated MathoraX Account & Data Deletion Page or email us directly at askyogurtstudios@gmail.com.
You have full control over your data in MathoraX:
- You can clear your local calculation history and cached data at any time from within the application's settings.
- If you have created a cloud sync account, you can request account and cloud data deletion directly from the app or by emailing us.
Children's Privacy
MathoraX is a math and educational utility designed for students and professionals. We do not knowingly collect personally identifiable information from children under the age of 13. If you believe a child has provided us with personal information, please contact us and we will promptly take appropriate action.
Security of Your Data
The security of your data is important to us. We use industry-standard measures to protect any data processed by the application. However, no method of transmission over the Internet or electronic storage is 100% secure, and we cannot guarantee absolute security.
Changes to This Privacy Policy
We may update this Privacy Policy from time to time. Any changes will be posted on this page with an updated "Last updated" date. We encourage you to review this policy periodically.
Contact Us
If you have questions or suggestions regarding this Privacy Policy, please contact Yogurt Studios at: