uLouder - Modern Craigslist and Nextdoor for urban nomads
Bumble - Bumble is a social network that allows you to feel empowered while you make those connections, whether you’re dating, looking for friends, or growing your professional network. One first move on Bumble could change your life.
Explore nearby places for Airbnb - Discover must-see places when browsing Airbnb (Chrome ext)
Tinder - Tinder is how people meet. It's like real life, but better.
Whereabouts - Write posts and chat (group or 1-on-1) with people nearby!
Hinge - Find people you want to date through your friends on Facebook.