Very good on EE Harrier. It's only 0.05 degrees off true. But that could be due to my surroundings
Anne Great App... it helps in many daily work!
Rotated my phone round and the needle stayed on the red lines....pointless
Highly inaccurate Even after recalibrating twice still off by 60 to 120 degrees. Do not install.
? The app has great presentation. Nice addition to other apps I have installed.
Seems like it works but I ahem no magneticsenser