Ruler 2.0 - ruler app for high measurement accuracy on the iPhone and iPad. Accurate, exact, precise, precision, correct, true, easy to use and free - these are the words that can describe this ruler app the best way. - Save the measurement as a photo - 3 colors of the ruler for your comfort - Centimeters, millimeters or inches - Measure the length only or width and length at the same time Tap on the measurement result to change it manually. Pan with two fingers anywhere on the screen for even higher accuracy. Measure every length and width with precision on-screen Ruler 2.0. Choose your preferred units of measurement - inches (inch), centimeters (cm) or millimeters (mm). Metric and Imperial systems are supported. Use on-screen ruler as you wish. Tap "Save" button to save the result to the Camera Roll of your device.