This app is used to measure object angles by iPhone. It can be used in many different scenes. When you want to take a picture, you can use it to design the composition of your pictures. When you want to put paintings in your wall, you can use it to check if it is on the same horizon line. When you stand before Learning Tower of Pisa, you can use this app to show its angle. It's really cool!

1 realtime show the angle between your iPhone and the horizon line.
2 capture the objects that you want to measure by iPhone's camera.
3 you can use it to check if an object is in a horizontal line and you can also use it to check if it is in an upright position.
4 You can use it to capture any object's angle