iGradient

With iGradient you can use your iPhone, iPad or iPod Touch to find any 2D angle. No need to tell the iPhone what angle you want, iGradient knows which way you’re holding your device and finds it.

It’s a no mess, no fuss tool; great for engineering, landscaping, DIY, you name it!

Features:

•   Simple to use

•   Intelligently detects if you want to find an angle in portrait or landscape

•   Measures angle in degrees, radians or as a gradient

•   Accurate to 1 degree

•   Switches  between  measuring  the angle from the horizontal or vertical axis

•   Holds  the measurement for easy reading

•   No  calibration required

•   Can email your reading