AR Ruler - Practical AR ruler!

- AR ruler is a practical mobile phone AR ruler, with the phone can measure the length anytime, anywhere.- she is simple but not simple, free and no advertising.- use simple, one step: just click the bottom of the circular button will select the screen center as a starting point, click again to confirm the end point, you can display the measurement results.- If you need to clear the previous results again, just click on the button in the lower left corner.- You can also select the length unit in the upper right corner, the default display centimeters.