Powware Print Screen is an easy-to-use, point-and-click, screen-capturing tool with several nice extras. Because the utility is always running in your system tray, you need only to hit your Print Screen button to capture the currently active window. Just point and click to capture any visible window, parts of a window, any region of the screen, or the entire desktop. Multiple images from multiple screens can be captured consecutively with ease.

The license of this software is Free Trial Software, the price is $4.99, you can free download and get a free trial.