Houseparty - Brining empathy to online communication.
Hmu - Hmu is a social app by SC Friends that enables users to search for new friends by viewing a list of users from all around the globe and tap on the desired profile to engage in live chat with them.
Booyah - Video chat with up to 12 friends at the same time.
Tiny Flashlight + LED - Tiny Flashlight + LED is free to use application that can be used anywhere else, having nicely built-in functionality.
Airtime - Hang out with group video, share music & videos
Flashlight - Control your Mac with a keystroke.