Making custom face filters is difficult. You need to install complicated desktop software, know 3d graphics editing, and how to work with Facebook’s custom Spark AR software. Matt is an iOS app that allows people to create face masks like those from Instagram and Snapchat and discover ones created by other people. They recently pivoted to a live streaming app that’s 10x more interactive than existing platforms. Something’s working, because users created 1300+ in just the last week, less than a month after they pivoted.