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Release record

watchOS 6.0

Full article
Public release
Recorded milestones
12
Beta cycle
108d
Average interval
10d
Public release
Sep 19, 2019

Release notes

Overview

Editorial synthesis with inline references and a source ledger when citations are available.

Release overview

watchOS 6.0 launched on September 19, 2019 with Cycle Tracking, Noise, Voice Memos, Audiobooks, a watch-native App Store, Activity trends, new workouts and faces, richer Siri results, and more independent system apps.[1][2]

Evidence boundary

Apple's notes mark some capabilities as model- or region-dependent; those constraints remain part of the record. Features introduced by later watchOS 6 point releases are excluded.[3][4]

Source ledger

References

Sources are linked to the claims they support. Publication and access dates are shown when available.

  1. About the security content of watchOS 6

    Apple Support · Apple · 2019-09-19T00:00:00.000Z · Released September 19, 2019

    Back to text ↑
  2. About watchOS 6 Updates

    Apple Support · Apple · 2026-07-30 · watchOS 6

    Back to text ↑
  3. About the security content of watchOS 6

    Apple Support · Apple · 2019-09-19T00:00:00.000Z · watchOS 6 security content

    Back to text ↑
  4. About watchOS 6 Updates

    Apple Support · Apple · 2026-07-30 · watchOS 6; feature availability notes

    Back to text ↑

Documented & observed

Changes in this version

Source-linked features, fixes, known issues, removals, and community-observed behavior recorded across this version’s appearances and verified builds.

Release changes

Changed in this release

Features, fixes, removals, and regressions first observed in this release record.

feature · introduced

Long-term Activity trends

documentedconfirmed

watchOS 6 and the paired iPhone Activity app added trend arrows based on 90-day averages compared with the preceding year.

Recorded at Public

  1. [1] About watchOS 6 Updates · watchOS 6 — Activity

feature · introduced

App Store on Apple Watch

documentedconfirmed

The release brought app discovery and installation to the watch itself, including curated collections, search, screenshots, reviews, and Sign in with Apple.

Recorded at Public

  1. [1] About watchOS 6 Updates · watchOS 6 — App Store

security · fixed

watchOS 6 security repairs

documentedconfirmed

The launch repaired vulnerabilities across audio and text processing, networking, privilege and kernel boundaries, local discovery, WebKit, and wireless privacy.

Recorded at Public

  1. [1] About the security content of watchOS 6 · Audio; CFNetwork; CoreAudio; Foundation; Kernel; mDNSResponder; UIFoundation; WebKit; Wi-Fi

enhancement · changed

New faces, chimes, and complications

documentedconfirmed

The release introduced several faces for supported models and added timekeeping and complication options, including new app and weather data.

Recorded at Public

  1. [1] About watchOS 6 Updates · watchOS 6 — Watch Faces

feature · introduced

Cycle Tracking app

documentedconfirmed

watchOS 6 added on-watch cycle logging for flow, symptoms, spotting, and optional fertility metrics, with prediction and notification tools.

Recorded at Public

  1. [1] About watchOS 6 Updates · watchOS 6 — Cycle Tracking

feature · introduced

Audiobooks app

documentedconfirmed

watchOS 6 added audiobook playback with automatic synchronization of current listening and streaming over Wi-Fi or cellular connections.

Recorded at Public

  1. [1] About watchOS 6 Updates · watchOS 6 — Audiobooks

enhancement · changed

Workout elevation and persistent Stopwatch

documentedconfirmed

The update added live elevation to supported outdoor activities and made timing information easier to keep visible during sessions.

Recorded at Public

  1. [1] About watchOS 6 Updates · watchOS 6 — Workout

feature · introduced

Voice Memos on Apple Watch

documentedconfirmed

The new watch app made it possible to capture and manage voice recordings directly from the wrist and synchronize them with other Apple devices.

Recorded at Public

  1. [1] About watchOS 6 Updates · watchOS 6 — Voice Memos

enhancement · changed

Calculator and expanded independent apps

documentedconfirmed

watchOS 6 added a calculator with tip and split tools and made several built-in apps more capable without requiring interaction on the paired iPhone.

Recorded at Public

  1. [1] About watchOS 6 Updates · watchOS 6 — Other features and improvements

feature · introduced

Noise app and exposure notifications

documentedconfirmed

Supported watches gained live decibel readings and configurable notifications for environmental sound levels that could pose a long-term hearing risk.

Recorded at Public

  1. [1] About watchOS 6 Updates · watchOS 6 — Noise

enhancement · changed

Siri song identification and web results

documentedconfirmed

watchOS 6 broadened Siri's on-watch answers with Shazam-based song information and tappable web results formatted for the smaller display.

Recorded at Public

  1. [1] About watchOS 6 Updates · watchOS 6 — Siri

Milestones

Release history

Every recorded channel appearance in chronological order. Open an appearance for any available build, scope, notes, and sources.

  2. +14 days
  3. +15 days
  4. +6 days
  5. +9 days
  6. +12 days
  7. +9 days
  8. +8 days
  9. +6 days
  10. +6 days
  11. +14 days
  12. +9 days

    Public release

    Public

    Full articleEditorially verified

    watchOS 6.0 reached the public channel on 2019-09-19. This article records Apple's version-labeled feature or maintenance notes and the accompanying first-party security record.

    Availability
    available
    Sources
    15 linked
    Open this appearance

Historical context

Cycle comparison

Pace, intervals, and duration compared with earlier releases on the same platform.

Historical avg for major releases

100 days, 9.6 milestones

Based on 10 previous watchOS .0 releases

Cycle vs. platform average

108d (avg: 57d)

51 days longer than the watchOS average

Longest gap in this cycle

15 days

Between Beta 2 and Beta 3

Previous .0 releases (watchOS)

Previous comparable watchOS releases
VersionYearCycleMilestonesAvg. Interval
watchOS 26.0202598d1110d
watchOS 11.0202498d912d
watchOS 10.02023105d1012d
watchOS 9.0202298d912d
watchOS 8.02021105d1012d
watchOS 7.0202086d1010d

Scroll horizontally to compare every historical field.

Official release notes