Apple Seeds watchOS 27 Beta 5 to Developers

Apple has seeded the fifth beta of watchOS 27 to developers, arriving two weeks after the fourth beta and available for all compatible Apple Watch models except the Apple Watch Ultra 3. The update introduces Siri AI, a Dynamic app grid, an all-in-one Find My app with Precision Finding, and performance optimizations for improved battery life.

Apple today seeded the fifth beta of watchOS 27 https://www.macrumors.com/roundup/watchos-27/ to developers, with the update coming two weeks after the launch of the fourth beta. The beta can be downloaded through the Watch app on the iPhone with a free developer account. The Apple Watch will need to be on the charger, connected to Wi-Fi, and have a battery level of 50 percent or above for new software to be installed. The beta is available for all Apple Watch models compatible with watchOS 27 except for the Apple Watch Ultra 3 https://www.macrumors.com/roundup/apple-watch-ultra/ . watchOS 27 gains Siri https://www.macrumors.com/guide/siri/ AI, the smarter, more capable version of Siri. Siri can hold back-and-forth conversations, plus it has access to general world knowledge and your personal data to answer questions and find information. Siri AI on Apple Watch requires an iPhone that supports Apple Intelligence https://www.macrumors.com/guide/apple-intelligence/ , including the iPhone 15 Pro and later. There's a new Dynamic app grid that highlights Siri suggested apps, and more intuitive Smart Stack Suggestions. You can find your parked car, see pinned messages, get noise alerts, and view identity and transit cards. Liquid Glass has been updated to improve legibility, and Workout Buddy works on the Apple Watch even when an iPhone isn't nearby. Workout Buddy also gains new metrics like progressive increases to distance, pace, or duration. Apple added a new all-in-one Find My https://www.macrumors.com/guide/find-my/ app with support for Precision Finding, and there are performance optimizations that improve battery life. More on what's new in watchOS 27 is available in our watchOS 27 roundup https://www.macrumors.com/roundup/watchos-27/ . This article, " Apple Seeds watchOS 27 Beta 5 to Developers https://www.macrumors.com/2026/08/10/apple-seeds-watchos-27-beta-5-to-developers/ " first appeared on MacRumors.com https://www.macrumors.com Discuss this article https://forums.macrumors.com/threads/apple-seeds-watchos-27-beta-5-to-developers.2486691/ in our forums