You could have downloaded iScreenRuler 7.1.12 for Mac from our software library for free. The actual developer of this free Mac application is Anytotal.com. The application lies within System Tools, more precisely Automation. The bundle id for this application is com.anytotal.iscreenruler. The most popular version among the program users is 7.1.
From the developer:
iScreenRuler is a tiny interesting tool, which is used to measure the length of a location on the screen. With the help of this program, you can pick color of a pixel, analyze a line of pixels to find out the gradient rule, and even capture a region with ease.
You may want to check out more Mac applications, such as Lock Desktop, Configure Application Dock Tile or UI Browser, which might be similar to iScreenRuler.