Google opens the door for Android apps that work across all kinds of devices

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The SDK is supposed to let developers do three key things with their apps: discover nearby devices, establish secure connections between devices

host an app’s experience across multiple devices. According to Google, its cross-device SDK uses Wi-Fi, Bluetooth, and ultra-wideband to deliver multi-device connectivity.

Google describes various use cases for its cross-device SDK on its documentation page, and it looks like it could come in handy in many scenarios. 

it could let multiple users on separate devices choose items from a menu when creating a group food order, saving you from passing your phone around the room.

It could also let you pick up where you left off in an article when swapping from your phone to a tablet, or even allow the passengers in a car to share a specific map location with the vehicle’s