Comcast’s Xfinity Stream app will bring live TV, Xfinity X1 features to your mobile device Posted on February 15, 2017 by Deep February is app month for Comcast. After introducing its Roku app earlier in the month, Comcast announced it will replace its Xfinity TV app on February 28. Xfinity Stream, the name of the new app, aims to give Comcast subscribers Read More Comcast’s Xfinity Stream app will bring live TV, Xfinity X1 features to your mobile device