It is available on Android and iOS mobile devices and also Philips smart TVs running Android TV (version 6 and above), with Samsung smart TV (2017 onwards) due to be added in the next few days.
T-Mobile TV can now be watched on up to four devices and the new app is accompanied by a new OTT set top box (Kaon 6077) with Android TV.
In addition to pre-installed apps such as HBO Go, it allows users to download apps such as YouTube and Spotify.
The box costs CZK50 (€1.96) including VAT a month to rent.
T-Mobile says that the new version of T-Mobile TV Go is now available to new TV users and existing customers will be gradually transitioned to the new app in the coming months.