RentHoop - Tinder for finding roommates
Stealthy: Secret Messenger - Chat anonymously with friends & strangers
Splitwise - Splitwise is a free tool for friends and roommates to track bills and other shared expenses, so that everyone gets paid back. On the web, iPhone, and Android!
Berkanan - Chat with people nearby. Even offline, on an ✈️.
Pack - Makes it simple to find the best roommates.
Roomvine - Chatrooms for real life venues, neighborhoods and events