Meludia - Listening exercises and to sharpen your ear and music theory skills
Wedio - Your Local Camera Sharing Community
GNU Solfege - GNU Solfege is free music education software.
Grid50 - The Marketplace for Photographers & Videographers
Perfect Ear - A simple yet advanced application for improving your solfege skills.
CECY Teleclutch - Patented iPhone Crossbodies for the modern woman (or man!)