Privacy Policy for Math Cards
Effective Date: November 1, 2025
Welcome to Math Cards, a mobile application developed by JanoGroup LLC to help students, parents, and teachers enhance math learning through interactive flashcards and equations.
Your privacy is important to us. This Privacy Policy explains what data we collect, how we use it, and your choices regarding the app.
By downloading or using Math Cards, you agree to the terms outlined below.
Personal Information
Math Cards does not collect any personally identifiable information (PII) such as your name, email address, phone number, or physical location.
You are not required to create an account or sign in to use the app.
Local Data Storage
All data generated by your use of Math Cards is stored locally on your device. This may include:
Your flashcard sets and progress
Quiz scores and learning streaks
App preferences (e.g., difficulty level, theme, or sound settings)
None of this data is transmitted to external servers. You have full control over your locally stored data.
Anonymous Usage Data
To improve app performance and stability, we may collect aggregated, non-personal usage statistics, such as:
App open frequency or session length
Most frequently used features (e.g., equation mode, practice mode)
Crash and performance reports (only if you opt in)
These statistics are collected anonymously and cannot be used to identify you.
Math Cards may display banner or interstitial ads using Google AdMob. AdMob may use device identifiers (such as your Advertising ID) to serve non-personalized ads.
You can limit ad personalization through your device’s privacy settings.
For more information, please review the Google Privacy Policy.
We rely on platform services to distribute and maintain the app, including:
Google Play Services (Android)
Apple App Store frameworks (iOS)
These services may collect crash logs or device diagnostics. Please consult their respective privacy policies for more details.
Math Cards does not send or store your data on external servers. All data remains on your device and may be securely stored using platform-level encryption when available.
While we follow best practices to protect your information, no system is completely secure. Users are responsible for keeping their devices and access credentials secure.
Math Cards is designed as an educational tool to support math practice and learning. It should not be considered a substitute for formal education or professional tutoring.
JanoGroup LLC makes no warranties—express or implied—regarding accuracy or suitability for a specific purpose.
Math Cards is suitable for children and educational use under parental or teacher supervision.
We do not knowingly collect any data from children under 13.
If you believe that a child has provided information to us directly, please contact us so we can promptly delete it.
This Privacy Policy may be updated occasionally. We will notify users of any major changes through app updates or our website.
Continued use of Math Cards after such changes constitutes your acceptance of the updated policy.
If you have any questions or concerns about this Privacy Policy, please contact us:
Email: janogroupllc@gmail.com
Website: https://janogroupllc.com
Address: JanoGroup LLC, Washington, DC, USA
No data sales: We do not sell your personal data.