Giới Thiệu · Screen Ruler
Screen Ruler displays translucent rulers on top of all your windows on your screen. The rulers measure in pixels, inches, and centimeters.The price of $9.95 is for four utilities called the ARTIS Screen Tools (including Screen Ruler, Small Screen, Screen Loupe, and Screen Guides). So the price for this utility is $2.49. Please evaluate all four utilities before you make up your mind about the price!