iPhone Apps Can Tell Many Things About You Through the Accelerometer

By Tommy Mysk UPDATE (September 2, 2022): Added new remarks about Android 13 and comparison between Brave, Chrome, DuckDuckGo, Edge, and Firefox (Android) UPDATE (September 1, 2022): Facebook fixed the iOS app. Now it stops monitoring the accelerometer. For the feature of “shake the phone to report a problem,” it is subscribing to an iOS …