Rita El Khoury / Android Authority
TL;DR Google is working on an Android-wide “Handoff” feature for multi-device syncing.
This feature will enable access to apps and media across your devices, and even sync notifications between them.
Apple has a similar Continuity feature called Handoff, albeit without notification syncing.
Update, July 1, 2025 (04:46 AM ET): We’ve managed to enable the UI for the Handoff feature within Cross-device services.
The feature is still a work in progress and doesn’t work yet. The option for file sharing also doesn’t show up just yet. Original article, June 24, 2025 (05:04 AM ET): Last week, we spotted an in-development “App Cast” tool within Google Play Services. Based on the strings, we speculated that Google could allow Android devices to stream apps installed on other hardware linked to your account. It seems Google has bigger plans for App Cast, as it could be one of the tools present in Android’s version of Handoff. Yes, Google seems to be working on Android’s own version of Handoff.
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Google Play Services v25.25.31 beta includes these new strings:
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As you can see, the App Cast feature is tied to the upcoming “Handoff” feature. The strings explain that this ecosystem feature is intended for multi-device syncing, letting users access apps, media, and notifications across devices. As is explicitly mentioned, your notifications will be synced across your devices (finally!), and you will also be able to share files and media between them. We know from the previous APK teardown that you will also be able to access your apps on your primary device remotely on your other devices.
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