§1Summary
This page supports the Google Play Data safety form. The Privacy Policy is the authoritative statement; if the two ever differ, the Privacy Policy governs.
| Question | Answer |
|---|
| Does the app collect or share user data? | Yes, through Google AdMob in the free version and Google Play Billing for Pro |
| Is data encrypted in transit? | Yes. Every connection uses HTTPS |
| Can users ask for their data to be deleted? | Yes: Reset progress in the app, Android’s Clear data, or uninstalling. See the Data Deletion Notice |
| Is progress stored only on the device? | Yes. There are no accounts and no cloud sync |
| Is data collection required to use the app? | No. Practice, lessons and Ask Wiz need no data collection; ads apply to the free version only |
| Is the app in Google Play’s Families programme? | No. It is made for a general audience and is not directed at children under 13 |
| Independent security review? | Not yet |
§2Data collected and shared
| Data type | Collected | Shared | Purpose |
|---|
| Device or other IDs: advertising ID | By the Google Mobile Ads SDK, free version only | With Google AdMob | Advertising and measurement. Not collected for Pro users, who see no ads |
| App activity: app interactions and ad engagement | By the Google Mobile Ads SDK, free version only | With Google AdMob | Ad delivery, measurement and fraud prevention |
| App info and performance: crash logs and diagnostics | Yes | No | App stability. MathWiz itself has no crash-reporting SDK |
| Financial info: purchase history (status only) | Yes | With Google Play | Confirming a Pro subscription. We receive a status, plan and token, never card details |
| Personal info: display name | No | No | Stored only on your phone |
| App activity: progress, XP, streaks and history | No | No | Stored only on your phone |
| Location | No | No | MathWiz asks for no location. Google’s ads SDK may estimate a country or region from your IP address to serve ads |
§3Data we do not collect
- Precise or approximate location from your phone’s location services.
- Your name, email address or contacts. The optional display name never leaves your phone.
- Photos, videos, audio, files or anything else stored on your phone.
- Your game progress, statistics, Ask Wiz questions or Arena chat, which all stay on your phone.
§4Third parties
| Service | What it receives | Why |
|---|
| Google AdMob | Advertising ID, device information, IP address, ad interactions | Serving and measuring ads in the free version, under Google’s Privacy Policy |
| Google Play Billing | Subscription status, product ID, purchase token | Buying and confirming Pro. Payment details stay with Google |
| Google Play | An update check | Offering new versions of the app |
| Google Fonts | A request for the app’s typeface, with your IP address | Downloading Nunito once, then keeping it on your phone |
§5Security practices
| Practice | Status |
|---|
| Data encrypted in transit | Yes, HTTPS for every connection |
| Progress kept in the app’s private storage | Yes, separated from other apps by Android |
| Minimal permissions | Yes. No location, camera, microphone, contacts or files |
| User deletion | Yes. Reset progress, Clear data, or uninstall |
| Developer servers holding personal data | None |
| Independent security audit | Not yet |
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