PhoneExpander - Mac app that frees up storage on your iOS devices
showFoto - ShowFoto is the standalone image editor of the digiKam project.
Cisdem iPhoneCleaner - Safe iPhone cleaner to clean iPhone, iPad, iPod touch junks to free up space and backup iPhone Mac.
PhotoDemon - Lightweight portable BSD licensed photo editor for Windows focused on performance and usability.
PhoneClean - PhoneClean is the best and even free iPhone cleaner software for all your iPhone cleaning, maintaining and privacy protecting needs. It brings you the new iPhone, iPad experience that you will appreciate every day.
PhotoFlare - Quick, simple but powerful Cross Platform image editor.