Power Image Converter is a complete image conversion package. Opens and exports to a 100+ different formats. Plus you can convert, resize, rotate, flip, and watermark batches of photos at once.
Homepage: http://www.pcwinsoft.com/mac-Power-Image-Converter/
Giveaway: https://www.pcwinsoft.com/promotion/BitsDuJourPowerImageConverter/registration.asp
Download: http://www.pcwinsoft.com/download/PowerImageConverterInstall.dmg