Cydia - An alternative app store for jailbroken devices.
MeetMe - Location-based social networking app for meeting singles.
JazzMyApp - Let JazzMyApp surprise you with amazing apps everyday. Try it out yourself.
IDOS - Trains + Buses + All Public transport - Search for connection
Altstore - A home for apps that push the boundaries on iOS
Badoo - Badoo combines elements of dating apps and social media platforms to create a unique way of meeting potential romantic interests.