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What does WATCHOS stand for? 

What does WATCHOS mean? This page is about the various possible meanings of the acronym, abbreviation, shorthand or slang term: WATCHOS.

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watchOS

Watch Operating System

Computing » Software

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What does WATCHOS mean?

WatchOS
watchOS is the operating system of the Apple Watch, developed by Apple Inc. It is based on iOS, the operating system used by the iPhone and iPod Touch, and has many similar features. It was released on April 24, 2015, along with the Apple Watch, the only device that runs watchOS. watchOS exposes an API called WatchKit for developer use. The second version, watchOS 2, included support for native third-party apps and other improvements, and was released on September 21, 2015. The third version, watchOS 3, was released on September 13, 2016 to emphasize better performance and include new watch faces and stock apps. The fourth version, watchOS 4, was released on September 19, 2017. The fifth version, watchOS 5, was released on September 17, 2018 to add more third-party support and new workouts, along with the “Walkie-Talkie” feature. The sixth version, watchOS 6, was released on September 19, 2019. The seventh version, watchOS 7, was released on September 16, 2020 to support handwashing and sleep tracking.

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