Last updated: February 21, 2026
Astra Development ("we", "our", or "us") operates the EMF Wave Detector mobile application (the "App"). This Privacy Policy explains how we collect, use, and protect your information when you use our App.
Sensor Data: The App accesses your device's magnetometer sensor to detect electromagnetic fields. This data is processed locally on your device and is never transmitted to our servers.
Purchase Information: If you subscribe to our premium features, purchase transactions are handled entirely by Apple App Store or Google Play Store. We use RevenueCat as a payment processor to manage subscriptions. We do not store your payment details.
Advertising Data: Our free version displays ads provided by Google AdMob. AdMob may collect device identifiers, IP address, and usage data to serve personalized ads. You can opt out of personalized advertising in your device settings.
All measurement data, heatmaps, and settings are stored locally on your device. We do not collect, transmit, or store your measurement data on any external server.
The App uses the following third-party services that may collect data:
The App is not directed to children under 13. We do not knowingly collect personal information from children under 13.
You can:
We may update this Privacy Policy from time to time. Any changes will be posted on this page with an updated revision date.
If you have questions about this Privacy Policy, please contact us at:
Email: contact@astra-dev.fr