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watchOS 1 is the first release of watchOS for the Apple Watch series developed and distributed by Apple Inc.

Product history[]

watchOS 1 was based on iOS 8.x and was introduced with the original Apple Watch on April 24, 2015.

Supported models[]

Release history[]

Obsolete / unsupported   Discontinued   Current   Beta  
watchOS 1.x releases
watchOS
version
iOS version
based on
Build Release date Features

1.0

8.2[1]

12S507

April 24, 2015 (2015-04-24)

Initial release on the original Apple Watch.

1.0.1[4]

8.3[1]

12S632

May 19, 2015 (2015-05-19)

  • Display support for new Emoji characters.
  • Notification screen UI tweaks.
  • Improved performance:
    • Free floating Circular app icons in home screen.
    • Zoom in with Digital Crown.
    • Siri.
    • Measuring stand activity.
    • Calculating calories for indoor cycling and rowing workouts.
    • Distance and pace during outdoor walk and run.
    • Accessibility.
    • Third-party apps.
    • Wrist Raise (more sensitive to real-life wrist raises).
  • Additional language support:
    • Brazilian Portuguese
    • Danish
    • Dutch
    • Swedish
    • Russian
    • Thai
    • Turkish
  • Security fixes[5]

References[]

  1. 1.0 1.1 Apple Watch Firmware. Retrieved on May 19, 2015.
  2. Apple Watch Timekeeping. Retrieved on March 9, 2015.
  3. Apple Watch Built-in Apps. Retrieved on June 29, 2015.
  4. watchOS 1.01 information. Apple Inc.. Retrieved on May 24, 2016.
  5. About the security content of watch OS 1.0.1 – Apple Support. Apple. Retrieved on June 29, 2015.

External links[]

Spacer 100x100   Apple Watch
Apple Watch (original) · Series 1 · 2 · 3 · 4 · 5 · SE (1st) · 6 · 7 · 8 · SE (2nd) · Ultra
  Apple Watch Edition  |  Apple Watch Hermes  |  Apple Watch Nike+  |  Apple Watch Sport
Apple Watch bands and cases · faces   |   watchOS: 1 · 2 · 3 · 4 · 5 · 6 · 7 · 8 · 9
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