A Ruler for Windows (โปรแกรม ไม้บรรทัด สำหรับ Windows)

A Ruler for Windows comes with your choice of wood grain, stainless steel, clear plastic see-through and yellow construction on screen rulers and on screen reading guides. With the latest release of the program you can now add your own skins!

A Ruler for Windows lets you layer multiple online rulers / reading guides on your screen at the same time. 
 
Each ruler / reading guide can be flipped horizontally or vertically, resized to an exact length or resized by dragging it to a desired length.

The numbering on the ruler can be reversed and the ruler"s length optionally displayed.

Ticks can be placed on which ever long edge of the ruler you prefer. You can click on a tick to have a measuring line automatically drawn at an exact location.

Special 2x, 3x, and 4x modes allow you to take a snapshot of your primary screen and magnify it to more easily measure between very fine points.