Having a ruler is always helpful when you need to measure things in inches or centimeters. But you may not always have access to a physical ruler. Snap Ruler is an awesome little app that turns your iPad into a digital ruler. You can use it to measure objects in inches, centimeters, and millimeters.
Snap Ruler lets you create a digital ruler with your fingers. You can do so with some dragging and pinching. The app supports multiple measurement units, including centimeters, and millimeters. It works on the iPad but you can even use it on iPhone. You can save measurements for future reference. Manual entry of measurements is optional.
Snap Ruler makes creating a ruler that works for your situation easy. Switching between measurement units is easy too. A handy app to have around just in case.
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