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.
Spinym - Ask questions anonymously
Tinder - Tinder is how people meet. It's like real life, but better.
Startups Anonymous - Anonymously ask questions and share stories. AA for Startups
Hinge - Find people you want to date through your friends on Facebook.
Wisdo - Learn from people who’ve been there