Everfest - A global calendar and search engine for festivals
Photofeeler - Choose your profile photos using hard data
Find your best festival - Compare the music you follow with 100s of festival lineups
Photo Analyzer - Photo Analyzer is an app that you can use to analyze the image and object in it, which can be in the form of text or image.
Hootenanny - Find music festivals featuring artists you love.
DATEnhance - upload a couple of pictures, and go on to rate others.