Watch Faces
New Siri face that intelligently updates information based on time of day, location, and daily routines
Major OS release · watchOS
watchOS 4
Software history
Defining features
Feature summaries are anchored to the cited Apple first-party source.
Activity
Intelligent and personalized notifications to help you close your Activity rings each day
Workout
Redesigned app for quick starts and helpful workout type graphics
Heart Rate
New visual graph showing all-day heart rate
Music
Redesigned app for easy scrolling through album art
Other features and improvements
News app with summaries of Top Stories and save for later to read on iPhone
watchOS
Device support
Archive-product links show the canonical products represented by this project. The full device-name list preserves the broader structured support evidence, including hardware refreshes that do not have their own archive node.
Supported archive products4 mapped products
Full device coverage10 device names
- Apple Watch (1st generation) (38mm)
- Apple Watch (1st generation) (42mm)
- Apple Watch Series 1 (38mm)
- Apple Watch Series 1 (42mm)
- Apple Watch Series 2 (38mm)
- Apple Watch Series 2 (42mm)
- Apple Watch Series 3 (GPS + Cellular, 38mm)
- Apple Watch Series 3 (GPS + Cellular, 42mm)
- Apple Watch Series 3 (GPS, 38mm)
- Apple Watch Series 3 (GPS, 42mm)
Support dropped at this major
No mapped archive product was fully dropped when this major version arrived.
Public releases
Public release history
Every canonical public release assigned to this major version, including the initial release and later point updates.
2017
- 4.0Initial major release
- 4.0.1Point update
- 4.1Point update
- 4.2Point update
2018
- 4.2.2Point update
- 4.2.3Point update
- 4.3Point update
- 4.3.1Point update
- 4.3.2Point update