ImageConvert is a small tool for converting all or several images from a directory from one picture format into another. You can convert into one format or into several formats parallel. BMP, PNG, JPG, GIF, ICO, TIFF, WMF are supported.

Additional the image resolution can be changed, so that in a snap, all pictures from one folder have the same format and the same resolution!

Requires Microsoft .NET Framework 2.0.

Ссылка: http://www.craz../freeware/ImageConvert.exe