@all users: if you want to ask us a question, please email us instead of leaving comments as we don't have an effective way to reply comments.

1. Beautiful steel or copper protractor/level.
2. Two moveable protractor hands
3. Camera mode to measure angles in camera
4. Optionally display degree in pitch/percentage
5. Support both phones and tablets. 
FAQ:

1. Internet access is for crash report and flurry tracking.
2. Orientation: It always works in landscape orientation because there is a bug on android early version that the camera preview doesn't work in portrait orientation