GRuler is an iPhone application developed by Beaverhood LLC in the Education & Reference category. This app utilizes Augmented Reality to provide users with a virtual ruler for measuring various objects.

With GRuler, users can easily measure distances by simply tapping their phone's camera on two points. The app displays a line between the two points, allowing for quick and accurate measurements. Additionally, users have the option to set auxiliary units and choose between centimeters or inches as the unit of measure.

GRuler also offers convenient features such as the ability to place a line anywhere on the screen, take screenshots of measurements, and save and share measurements on social networks. The app integrates with the Files app, CoreML, and even includes iMessage stickers.

Overall, GRuler is a useful tool for anyone needing to measure objects on the go. Its intuitive interface and rich feature set make it a reliable choice for quick and accurate measurements.