Plug-in is a smart car life helper app, developed by the company that makes Smart cars, for Android.

With it, you can not only listen to your favorite music on the smartphone, but also control your car's operations in an easier and safer way.

This is the best of both worlds, as you get a full control of the car's operations while still being able to use the smartphone as a source of navigation.

The application is simple and easy to use, and can be downloaded and installed on any Smart car.

You can use it as follows:

First, download the application from the Play Store, and install it.