Party with a Local - Party with a Local is a free app that connects travelers with locals that want to party.
WhosDown - App where you can genuinely make friends—connecting with someone that shares a common interest
Milofy - Socialize with other like-minded couples
Meetup for iOS and Android - Discover groups that are all about the things you love
Text Event Pics - Text a number to store and share photos together
MEETplnr - Organize meetups in your chat groups with ease