Hinge - Find people you want to date through your friends on Facebook.
Smoothie - Blind dates and hook ups
Tinder - Tinder is how people meet. It's like real life, but better.
Howzu - Tinder Clone - Open source Tinder Clone, Happn Clone, Badoo Clone, OkCupid Clone with best features, customisable prices & native mobile apps developed by AppKodes team.
Cuddli - Dating for geeks
OkCupid - OkCupid Free Online Dating - The fastest growing free dating site for singles.