Android Apps

Digital Ruler & Scales, Android Apps, Tech, Reviews & More


Viewlers is a great new Android app. It is a digital ruler and visual ruler combined into one app. It lets you measure objects when you dont have a real ruler. But the accuracy is excellent. You can calibrate the ruler using a real ruler once for more accuracy. Watch the built in video tutorial for a demonstration


This is a totally free android app. It is ad supported. Easy to use and very handy tool.
  • Accurate Measurements

    As accurate as real ruler if calibrated and used properly.
  • Calibration

    Each phone is different so you can calibrate the ruler using the mobile DPI database or manually using a real ruler
  • Video Demonstration

    The app has built in link to a Youtube app demonstration video
  • Units

    Measurements are shown on screen in multiple units and you can also convert to different units.
  • Visual Ruler

    This is our unique way to let you use your phones camera to take a picture and measure objects using markers.


mohid arif
Nice app but could be more fun
Job Foru
Nice One!
Sara issa
Best ruler app!



Blackburn, BB1,
United Kingdom.
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