WinSnap is a lightweight tool for taking and editing professional screenshots. You can add various effects to the taken screenshots like inverting the colors, convert the image to black and white or grayscale, add shadows, and more.
WinSnap’s key features are:
It is really small (less than 100 kb)
It can take rounded corners screenshots
Supports various file formats like png, gif, jpg, bmp, tiff
Has automatic save option
Has been translated into many languages
It can take screenshot in numerous modes – it can capture the whole screen, only the open applications, only the foreground application, etc.
WinSnap is a shareware and works on Windows 2000/XP/2003/Vista/XP64/Vista64 and compatible with Windows7.