Universal TV Remote Control is a free remote control app that can convert your Android smartphone into a universal remote control for your TV. It supports most of the TVs on the market today, including Sony, LG, Samsung, Vizio, Toshiba, Sharp, Philips, Sony, Panasonic, and others.

You don't need to buy any additional hardware or install any additional software. All you need is your Android phone. The app will detect which TV you have and will provide you with the appropriate commands. You can use the commands to change the volume, change the channel, and switch the on/off state of the TV.

It is very easy to use, and it has a very simple user interface. The app will automatically recognize the device you are using and will provide you with the appropriate commands.

It supports many TV models, including Sony, LG, Samsung, Vizio, Toshiba, Sharp, Philips, Sony, Panasonic, and others.

The app is free, and you don't need to pay to use it.