How to use your phone as a TV remote control for Smart and non Smart TV with or without internet

How to Use an iPhone as a TV Remote [A Free Universal Remote App]

Try TVRem – The Free Universal Remote App for iPhone & iPad

Best Free Universal TV Remote App for Android

Replacement Remote for Roku TVs & Roku Players | Remote for Roku: TV Remote (Android)

Mobile Android TV Remote Easiest Control || Remote For Android TV

Hisense TV Remote App for Android & iOS - Great App!

UniMote - Universal Smart TV Remote Control (Download on Google Play)