Partometer is a handy app for measurements using the camera. You can perform measurements on photos and pictures using known size objects, like credit cards, coins, or any custom object of known size.
You can measure dimensions, length, irregularly shaped areas, perimeter, angles, ratio, arc, and radius of circular objects, measure pixels on images.
The app can be applied in any area where various measurements are needed, from DIY projects to such measurements as pipe bends, saw teeth, wall area, cross-section of objects, features on microscope images or X-ray images, and many other areas.
Metric and imperial units supported: meters, centimeters, millimeters, inches, feet