Ruler & Area Measurement (cm, inch)

標尺和面積測量工具厘米，並與校準選項英寸

Ruler is an application that will enable you to easily measure the length and width of objects and to estimate their surface area. Three indicators include length, width and area, those values are displayed separately for your convenience. You can easily change measurement units from centimeters to inches and back. This is really useful if you conduct business both in USA and other countries that use metric system.

For precise measurement you can use everyday items like 1 euro or 1 dollar coins or a bank card.

This will allow you to use precise measurement units on any device and in any situation. It is not always convenient to carry a ruler, you are likely to nearly always have a smartphone with you.

Simply place the item you chose on a screen and change the image size until it matches the item.

The ruler will allow you to quickly and precisely measure any type of everyday or industrial objects and will quickly become your favourite instrument.