Spotify Premium users can now host a Group session with up to five people, even if they are far away
Earlier, the Group Sessions feature allowed users to only host in-person parties.
The offer is only applicable for individual Spotify Premium accounts and not on the Family plan.
Car Thing will plug into a 12-volt outlet and connect to both the car and your phone over Bluetooth.
Spotify Lite can be downloaded separately and can even be used both alongside the main Spotify app.
The music streaming service said it had 217 million monthly active users up until March.
The plan is focused at two individuals who want to take up a subscription together, and it costs $14.99 per month.
Online music giant Spotify said Thursday it is launching a streaming service in Japan with a karaoke twist, the world's second-biggest music market but one still dominated by compact discs.