Apple unveiled watchOS 27 at WWDC, shipping this fall for Series 9, Ultra 2/3, and SE 3 when paired with an Apple Intelligence iPhone. The update embeds Siri AI in a dedicated app that retains prior conversations, adds a dynamic app grid highlighting Siri‑suggested apps, and brings Find My to the wrist.

New health tools include a Spanish‑language Workout Buddy, expanded menstrual‑health tracking, and refined run metrics that log indoor sessions more precisely. Users see pace, distance and duration insights in real time, while a single‑tap gesture summons a Smart Stack widget. Battery‑saving suggestions and faster music launch round out performance tweaks.

The Liquid Glass aesthetic from iOS 27 rolls onto watchOS, though wrist‑side transparency control is absent. Wallet now supports custom QR or barcode passes, and Apple simplifies child‑setup without requiring an iPhone. By bundling AI, health, and UI upgrades, Apple aims to keep the Watch ecosystem competitive as wearables mature.

Call Context mirrors its iOS counterpart, surfacing relevant app data when dialing businesses, while step counts now sync between Fitness and Health apps. These refinements tighten cross‑device continuity, reinforcing Apple’s strategy of a unified intelligence layer across iPhone, iPad, Mac, Vision and Watch platforms and improve overall user experience for every consumer in today’s connected world.