Android Automotive OS (AAOS) allows users to browse and play content from media apps on the car screen. The apps are downloaded from the Google Play Store directly to the car, with no phone needed.
![](https://developers.google.cn/cars/design/automotive-os/apps/media/images/media-overview-2.png?authuser=2)
Spatial model
Main elements of the media architecture and how they fit together
![](https://developers.google.cn/cars/design/automotive-os/apps/media/images/Inteaction-model-ov.png?authuser=2)
Interaction model
How users interact with media apps
![](https://developers.google.cn/cars/design/automotive-os/apps/media/images/createApp-custom-ov.png?authuser=2)
Create your app
Task descriptions and design guidance for creating an app version that works with the media template
![](https://developers.google.cn/cars/design/automotive-os/apps/media/images/media-check-ov.png?authuser=2)
App checklist
Design elements that app developers need to provide
![](https://developers.google.cn/cars/design/automotive-os/apps/media/images/customscreen-guide-ov.png?authuser=2)
Guidelines for custom screens
Style guidelines for custom settings and sign-in screens