Smart Play Dock is a free Android app developed by Maruti Suzuki India Limited. It is designed to enable in-vehicle audio to communicate with compatible apps on the phone. The app provides an interface to control in-vehicle audio media and access calls/messages. Additionally, users can view vehicle fuel economy, trip details, drive range, and safety alerts in the app.

It is important to note that this app is only compatible with Maruti Suzuki Wagon R 2019 VXI models. The app must be connected with Smartplay Dock Infotainment over Bluetooth in the mentioned vehicles.

Overall, Smart Play Dock is a useful app for Maruti Suzuki Wagon R 2019 VXI owners who want to control their in-vehicle audio and access important vehicle information from their phone.