FastStone Capture is one of many screen capture programs. It is for Windows and free for home users. It can capture windows, objects, full screen, rectangle regions, freehand-selected regions and scrolling windows/web pages. It has some integrated functions like resizing, cropping, text annotation, printing and more. You can save the captured images in many different image formats. Capture has also a screen magnifier and a screen color capture.
What makes FastStone Capture an excellent program is it's good features, very clean, minimal and easy interface.