What are some alternatives?
When comparing Wrack: Exoverse and Facebook Live Video and Collages, you can also consider the following products
Doom - Doom is a science fiction horror-themed first-person shooter video game in which players assume the...
Periscope on Twitter for iOS - Stream live video inside your tweets
SiN Episodes: Emergence - A first-person shooter video game.
Live Video On Tumblr - Tumblr's answer to Periscope, Facebook Live and Twitch
GZDoom - ZDoom is a family of enhanced ports of the Doom engine for running on modern operating systems.
Kickflip - add live video broadcasting to any app (iOS / Android SDK)