How long is that piece of wood that I need to complete my project? How do I know if my sandwich from Subway is truly a footlong? How can I convert this measurement from inches to centimeters? All of ...

Smartphones are useful for a lot of things. You can even use one as a ruler in a pinch. Generally speaking, you won’t replace your trusty yard stick. A phone is simply too small for anything other ...

Your smartphone can not only serve you as a digital ruler, but it can also help you measure various other things. Smartphones are very powerful tools, especially if you pair them up with good apps. In ...

PHILADELPHIA (CBS) - On today's APP-tastic and outta SITE - Curious Ruler. As adults, we take measurements for granted a lot of the time - but they're sometimes tough for kids to grasp. Curious Ruler ...

It's surprising how often we need to measure things. Whether it's tracking the kids' heights or working out if thing X will fit in space Y, the ability to measure things with our phones is really ...

Thanks to a new app that uses the same approach as submarines for measuring distance, you can now add ‘semi-reliable tape measure’ to the list of things your iOS devices can do. Acoustical Ruler is ...

At WWDC 2018, Apple announced a new app as part of its AR offerings called Measure. It’s exactly what it sounds like. By simply using your phone’s camera, you can measure the size of real world ...

Here’s a cool trick: the new Sonar Ruler app uses the iPhone’s speaker to send out a short click and then measures how long it takes for the sound to bounce off a surface. It then tells you the ...

Despite technological leaps and bounds in nearly all aspects of our lives over the last century, today’s typical ruler is virtually the same as it was 100 years ago. But if app developers Andrew and ...