Are you drawing/painting with a reference? This app can make exact measurements of any image in your photo gallery! Easily scale your measurements to fit your drawing canvas and use image effects to get the shading right!

The app includes:

+ Select up to 6 photos to work with simultaneously.
+ Crop photos
+ Zoom / move
+ Grid references
+ Settable origo
+ Radius measurement
+ Measuring tape
+ Color saturation (black / white)
+ Brightness and contrast
+ Brightness cutout

This app is very flexible and will fit every drawing/painting project!