10 apps that make your smartphone camera do more than clicking photos

Can’t find a measuring tape around, worry not AR Ruler app can do the trick. The app uses augmented reality technology (AR) to measure the real world with your smartphone’s camera. Just target aim on the surface you want to measure and start to use the app’s tape measure tool. You can measure linear sizes in cm, m, mm, inches, feet and yard. It also allows you to measure distances, angles, volume, area and perimeter.