22 Facts About Apple Watch

Apple Watch was released in April 2015 and quickly became the best-selling wearable device: 4.

Apple Watch operates primarily in conjunction with the user's iPhone for functions such as configuring the watch and syncing data with iPhone apps, but can separately connect to a Wi-Fi network for some data-reliant purposes, including basic communications and audio streaming.

The oldest iPhone model that is compatible with any given Apple Watch depends on the version of system software installed on each device.

Goal of the Apple Watch was to complement an iPhone and add new functions, and to free people from their phones.

Rumors as far back as 2011 speculated that Apple Watch was developing a wearable variation of the iPod that would curve around the user's wrist, and feature Siri integration.

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Apple Watch later focused on its health and fitness-oriented features, in an effort to compete with dedicated activity trackers.

In July 2015, Probendi sued Apple Inc for trademark infringement, arguing that through keyword advertising on the Google search engine, it caused advertising for the Apple Watch to appear on search results pages when users searched for the trademarked term "iWatch".

Pre-orders for the Apple Watch began on April 10,2015, with the official release on April 24.

Each series of Apple Watch is offered in multiple variants, distinguished by the casing's material, color, and size, with special bands and digital watch faces available for certain variants co-branded with Nike and Hermes, which are sometimes accompanied by other unique extras, like stainless steel charging pucks, premium packaging, and exclusive color basic bands.

Originally at launch, the Apple Watch was marketed as one of three "collections", designating the case material.

Apple did not explicitly market the first-generation Apple Watch as being waterproof, stating that it can withstand splashes of water, but does not recommend submersion.

Since the introduction of the Apple Watch, it has been available in two sizes, primarily affecting screen resolution and area.

Additional sensors integrated into the Apple Watch include an accelerometer, gyroscope, and barometer, which are used to determine device orientation, user movement, and altitude.

The Apple Watch adjusts the sampling rate and LED brightness as needed.

The Apple Watch SE reverted to the capabilities of the Series 3, dropping the electrical sensors and blood oxygen monitor.

Apple Watch comes with an included band to attach it to the user's wrist.

Series 3 features LTE cellular connectivity for the first time in an Apple Watch, enabling users to make phone calls, iMessage and stream Apple Music and Podcasts directly on the watch, independent of an iPhone.

Apple Watch is capable of receiving notifications, messages, and phone calls via a paired iPhone.

In November 2014, Apple Watch was listed by Time as one of the 25 Best Inventions of 2014.

The Apple Watch uses photoplethysmography technology which utilizes the green LED lights to measure heart rates.

In late 2016, a veteran of the Swiss watch industry said Apple sold about 20 million watches and had a market share of about 50 percent.

Analysts estimate Apple sold 18 million watches in 2017,31 million in 2019, and 34 million in 2020.