The Screen Ruler Extension is a free tool designed for Chrome that enhances precision in digital layouts. This add-on provides users with a ruler that can be used to align specific items on the screen easily. It features a timer that allows users to adjust both the distance moved and the time interval between movements, facilitating better measurement and alignment tasks.

A key enhancement of this extension is its ability to remember previously entered values across browser sessions, ensuring continuity and efficiency in usage. This added functionality allows users to maintain consistency in their measurements without the need to re-enter data each time they use the tool. Overall, the Screen Ruler Extension serves as a practical solution for anyone needing accurate alignment and measurement capabilities within their browser.