A ruler at hand.
With this app you can measure small objects or up to one meter, sliding the ruler.
Also in the Pro version, you can take the measurements in cm, mm and inch, and set the ruler is in centimeters or inches.
It is recommended to measure the display of your device and enter the actual measurement, it is also possible to automatically detect the size of the display (Pro version).
For other options, press the "Options" button on your device.
In addition, the Pro version has no ads.