I am use the tata sky television But am not use the tata sky hd set top box because my television is old fashion. tata sky dth service is good picture and sound quality normal but not so better. tata sky give additional services like ACTIVE GAME, ACTIVE ENGLISH and ACTIVE MUSIC etc. tata sky give another additional channel they channel am not use and not to drop useless channel because this channel in my dhmaal mix package. once time I order new channel and after 3 days not to drop this channel you can use 30 days after drop channel.this rule not good. tata sky DTH signle is so weak. tata sky mobile use only hd set top box and smart television. my television is old this reason am not test the tata sky mobile app.