A free program for Android, by PIONEER CORPORATION.

Pioneer ARC is an Android app that lets you control your Pioneer car stereo from your smartphone or tablet. It’s compatible with a variety of Pioneer car stereos, including the ARC-s and the DAB-s. It’s designed to be easy to use, so you don’t have to spend hours getting to know your car’s remote control.

It supports a variety of functions, including changing the volume and frequency of the music you’re listening to, launching other apps, and more.

It supports the latest version of AOA (Android Open Accessory), which allows you to connect an Android device to a compatible Pioneer car stereo via a USB cable.