WWDC21: Connect Bluetooth devices to Apple Watch | Apple

Discover how you can integrate data from Bluetooth accessories into Apple Watch apps and complications. Bluetooth devices can provide medical data, sports stats, and more to Apple Watch, and help people get more out of your software in the process. We’ll show you how to connect to these devices during Background App Refresh to display the most up-to-date information in your Apple Watch complications, provide an overview of Core Bluetooth on watchOS, and explore best practices for Bluetooth accessory design.

Explore related documentation, sample code, and more:
Background execution: https://developer.apple.com/documenta...
Core Bluetooth: https://developer.apple.com/documenta...
Interacting with Bluetooth peripherals during background app refresh: https://developer.apple.com/documenta...
Get timely alerts from Bluetooth devices on watchOS: https://developer.apple.com/videos/pl...
What's new in watchOS 8: https://developer.apple.com/videos/pl...

More Apple Developer resources:
Video sessions: https://apple.co/VideoSessions
Documentation: https://apple.co/DeveloperDocs
Forums: https://apple.co/DeveloperForums
App: https://apple.co/DeveloperApp