A free app for Android, by Botnoke.

Remote Control for Sharp AC is a free utility for Android devices that allows you to remotely control your air conditioner with a smartphone. It can be used to change the temperature and fan power of your unit. The app will automatically detect your unit and allow you to change the temperature and fan power from your smartphone. It is a handy tool for those who want to control their air conditioner from their mobile devices.

It supports all brands of air conditioners. It is compatible with units sold under the following brands: Hitachi, Daikin, Mitsubishi, Panasonic, Toshiba, Royal Toshiba, Hitachi, and Haier. It is not compatible with Apple units.