A free app for Android, by Hitchhike Tech.
The Universal TV Remote Control – IR Remote Control for TV helps you to use your smartphone as a remote control for your television. It works for all TV models that have an IR receiver.
It has the best support for Android and is very easy to use. It works even with older models. It is compatible with all TV brands such as Samsung, Sony, LG, Philips, Panasonic, and many more.
It has an easy user interface, and you don’t need to install any other software to use it. You don’t need to connect to the Internet to use it.