The difference is on iOS you can specify to share your location only when the app is running in the foreground. They could both still be improved - it would be

The difference is on iOS you can specify to share your location only when the app is running in the foreground. They could both still be improved - it would be nice if you could do one-time permissions, like access the camera, but only this one time (So the permission would be removed when you lock the device or leave the app.)