Holidays sale?! Hey, drop the cost of your pro app for the Holidays and I'll definitely buy it! I don't need the extra stuff, but I'll feel good contributing to your dev efforts — and there's no better feeling than getting "a deal"!
Full page ads Sure you can upgrade to pro, but when there's so much competent competition why wouldn't you just switch?
It can be saved on the sd card Plus, it runs smooth, fast, and accurate, without requiring permissions.
malware automatically attempts to download apps to be installed on device
Excellent app Have upgraded to paid version.
True north fail Declination adjustment would not work. Maybe it is a pro feature? Not worth paying for that.
Improved compass damping.