You can download the app directly on your device through the Apple App Store or by using the link which follows:
Customers can try out the service for free for a whole month. The free content includes Fox News, AP News, ACC Digital Network, Campus Insiders and children’s programming. After the 30-day trial, there are a number of packages to choose from, just like T-Mobile TV for Android.
A Prime Pack will cost you $12.99 per month and includes on-demand sports (ESPN, NBC and CBS), The Disney Channel and news (Fox, ABC, Bloomberg) along with on-demand prime-time shows from all the major networks.
Additionally you can subscribe to premium packges like T-Mobile TV in Spanish ($9.99), Playground (kids/family, $5.99), Life & Style (E!, TLC, Lifetime, etc. $7.99), The Urban Zone (BET, music videos, $5.99), and Crackle Movies ($6.99). Discounts are available if you opt to subscribe for 90 or 180 days.
source - PhoneArena