Apple Fitness+:
*Apple Fitness+ requires a subscription and compatible hardware and software.

Audio Intelligence:
*Audio Intelligence includes Live Rewind, Siri Recap, Sound Recognition, and faster Shazam and requires Apple Watch Series 12 or Apple Watch Ultra 4. Live Rewind and Siri Recap will be available in beta in late 2026 and require an Apple Intelligence–enabled iPhone 16 or later (excluding iPhone 16e). Will be available in English to start and will not initially be available in the EU. Certain Audio Intelligence features that rely on server-side models are subject to daily usage limits, including but not limited to Live Rewind and Siri Recap. For more information, visit support.apple.com/148354.

Bands:
*Bands for illustrative purposes only and subject to availability.

Blood Oxygen app:
*The Blood Oxygen app is for wellness purposes only and not for medical use. Measurements are calculated and viewed on iPhone in the Health app. The Blood Oxygen app is available on Apple Watch Series 6 and later (excluding Apple Watch SE models) and all Apple Watch Ultra models.

Cellular and wireless:
*Wireless service plan required for cellular service. Contact your service provider for more details. Connection may vary based on network availability. Check apple.com/watch/cellular for participating wireless carriers and eligibility. See support.apple.com/HT207578 for additional setup instructions.

Compatibility:
*Apple Watch Series 12, Apple Watch Ultra 4, and Apple Watch SE 3 require iPhone 11 or later with iOS 27 or later.

Cycle Tracking app:
*The Cycle Tracking app should not be used for birth control or to diagnose a health condition. Cycle deviation notifications are based solely on the user’s logged cycle history. Cycle deviation notifications inclusive of perimenopause are for people 40 years old or older. These notifications are not intended to replace traditional methods of diagnosis, monitoring, or treatment of perimenopause or menopause.

Emergency SOS via satellite:
*Emergency SOS requires a satellite connection, cellular connection, or Wi‑Fi calling with an internet connection from your Apple Watch or nearby iPhone. You can use cellular models of Apple Watch to make an emergency call in many locations, provided that cellular service is available. Some cellular networks may not accept an emergency call from your Apple Watch if your Apple Watch isn’t activated, if it isn’t compatible with or configured to operate on a particular cellular network, if it isn’t set up for cellular service, or if the cellular network does not support emergency calling over IMS. See support.apple.com/108374 and apple.com/watch/cellular for more information.

Feature availability:
*Features are subject to change. Some features, applications, and services may not be available in all regions or all languages and may require specific hardware and software. For more information, see apple.com/watchos/feature-availability.

5G cellular and wireless:
*Data plan required. 5G is available in select markets and through select carriers. Speeds vary based on site conditions and carrier. For details on 5G support, contact your carrier and see apple.com/watch/cellular.

Health app:
*Available on Apple Intelligence–enabled iPhone and iPad models with the latest software, with select features available only on iPhone. Some features may not be available in all regions or languages. Health Age requires Apple Watch. The test to estimate VO2 max requires Apple Watch, AirPods Pro 3, or a third-party heart rate sensing device. Some features require users to be 18 or older. For information on Apple Intelligence availability, visit support.apple.com/en-us/121115.

Heart rate sensing:
*Based on data from an Apple‑conducted study of heart rate accuracy, during July and August 2026, utilizing commercially available best-selling wearables available as of June 2026. For more information, visit apple.com/HRAccuracy.

Hypertension notifications:
*Hypertension notifications are not intended for use by people under 22 years old, those who have been previously diagnosed with hypertension, or pregnant persons.

Power and battery:
*Battery life varies by use and configuration. See apple.com/watch/battery for more information.

Satellite:
*Emergency SOS, Find My, and Messages via satellite are included for free for two years with the activation of Apple Watch Ultra 3 or later. Connection and response times vary based on location, site conditions, and other factors. Find My and Messages via satellite require a carrier plan. To send and receive SMS from cellular models of Apple Watch over satellite, your paired iPhone must be powered on and connected to Wi‑Fi or an active cellular network, but your iPhone doesn’t need to be nearby. SMS message rates may apply. Satellite connectivity provided by Globalstar and its affiliates. See support.apple.com/123924 for more information.

Siri AI:
*Apple Intelligence is available with Siri and device language set to Chinese (Simplified), Chinese (Traditional), Danish, Dutch, English, French, German, Italian, Japanese, Korean, Norwegian, Portuguese, Spanish, Swedish, Turkish, or Vietnamese. Some features may not be available in all regions or languages. Some devices may not be available in all regions. Siri AI is available in beta in watchOS 27 and requires an Apple Intelligence–enabled device set to a supported language. Available in English to start. Siri AI will not be initially available in the EU on watchOS. Certain Apple Intelligence features that rely on server-side models are subject to daily usage limits, including but not limited to Siri AI. Daily limits may vary by feature, request complexity, system demand, system policies, and other factors. Expanded access to such features will be available for a fee in the future. Use of these features is subject to the Apple Intelligence Terms and Conditions. Learn more at apple.com/apple-intelligence.

Sleep apnea notifications:
*Sleep apnea notifications are available on Apple Watch Series 9 and later, Ultra 2 and later, and SE 3. The feature is intended to detect signs of moderate to severe sleep apnea for people 18 years old or older without a diagnosis of sleep apnea.

Temperature sensing:
*The temperature sensing feature is not intended for medical use. Temperature sensing is available on Apple Watch Series 8 and later, Apple Watch SE 3, and all Apple Watch Ultra models.

Vitals:
*The Vitals app is for wellness purposes only and not for medical use.

Workout Buddy:
*Requires a paired Apple Intelligence–enabled iPhone and Bluetooth headphones with device and Siri language set to English or Spanish. To use Workout Buddy without your iPhone nearby, you must have a Wi‑Fi or cellular connection. Some features may not be available in all regions or languages. For feature and language availability and system requirements see support.apple.com/121115.

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