If you have to ask yourself why out of the teems of top-notch freeware image editors at your disposal, folks consistently choose IrfanView, then you don't know IrfanView.

It may not be the slickest-looking app by a long shot, or even the most complex. But its combination of simplicity and strength make the classic image viewer and editor a middleweight favorite. It doesn't hurt that the feature set has some unique extras in addition to the regular touch-up tools. Check out IrfanView in this First Look video.

Other great image-editing applications
-FastStone Image Viewer

Jessica Dolcourt reviews smartphones and cell phones, covers handset news, and pens the monthly column Smartphones Unlocked. A senior editor, she started at CNET in 2006 and spent four years reviewing mobile and desktop software before taking on devices.