Meetup - Helps groups of people with shared interests plan events and facilitates off line group meetings in various localities around the world.
Split Pic - Clone yourself and create collages!
Eventbrite - Discover Great Events or Create Your Own & Sell Tickets
MOLDIV - MOLDIV by JellyBus is a powerful photo editing app that offers everything you could wish for in photography.
Meetabit - All the local tech and startup meetups in one place - easy to organize & attend
Caralel - Connect smartphone cameras to capture multiple angles