Apple App Analytics - Apple's very own iTunes Connect App Analytics
SlickPix - Instantly create dynamic events from multiple cameras
My Motiff - Allowing you to stay connected in realtime
Ticket Tailor - Ticket Tailor is an easy-to-use event ticketing platform that allows event organizers of all shapes and sizes to sell tickets online.
Usage Analytics in appFigures - Track usage for your app along side downloads, ranks & more
Stooa - Stooa allows you to create participatory online events with automatic facilitation based on the fishbowl method.