By locked down, do you mean requiring justification to get through the app store or accessing the data at all? The latter is no problem for iOS-only [0] or Flut

By locked down, do you mean requiring justification to get through the app store or accessing the data at all? The latter is no problem for iOS-only [0] or Flutter [1]. I've been spending much time with cross-platform sensor access in Flutter. It works. [0] https://developer.apple.com/documentation/coremotion/getting_raw_accelerometer_events https://developer.apple.com/documentation/coremotion/getting... [1] https://pub.dev/packages/sensors https://pub.dev/packages/sensors