Photoscape - high quality photo editing software, that enables you to fix and enhance photos.
XnConvert - XnConvert is an easy image converter for graphic files, photos and images available on Windows...
Pixelmator - Pixelmator is an image-editing application for Mac and iPad.
BatchPhoto - BatchPhoto is a batch photo editing software for Win and Mac that can convert, resize, annotate and watermark hundreds of photos in one go. Learn more and try it for Free!
ACDSee - ACDSee is an image viewer that uses very little system resources, and it has a small, sleek size that won't take up much space on your system.
GraphicConverter - Graphic Converter for Mac and Windows, can converts image formats BMP, JPG, GIF, ICO, PNG, TIF...