# Technologies Discover the Apple technologies, features, and services you can integrate into your app or game. ## Discussion [AirPlay](/design/Human-Interface-Guidelines/airplay) AirPlay lets people stream media content wirelessly from iOS, iPadOS, macOS, and tvOS devices to Apple TV, HomePod, and TVs and speakers that support AirPlay. [Always On](/design/Human-Interface-Guidelines/always-on) On devices that include the Always On display, the system can continue to display an app’s interface when people suspend their interactions with the device. [App Clips](/design/Human-Interface-Guidelines/app-clips) An App Clip is a lightweight version of your app or game that provides an on-the-go or demo experience that’s instantly available. [Apple In-App Purchase](/design/Human-Interface-Guidelines/apple-in-app-purchase) People can use Apple In-App Purchase to pay for digital goods and services, like premium content and subscriptions, securely within your app. [Apple Pay](/design/Human-Interface-Guidelines/apple-pay) Apple Pay is a secure, easy way to make payments for physical goods and services, donations, and subscriptions in apps and in any browser. [Augmented reality](/design/Human-Interface-Guidelines/augmented-reality) Augmented reality (or AR) lets you deliver immersive, engaging experiences that seamlessly blend virtual objects with the real world. [CareKit](/design/Human-Interface-Guidelines/carekit) People can use CareKit apps to manage care plans related to a chronic illness like diabetes, recover from an injury or surgery, or achieve health and wellness goals. [CarPlay](/design/Human-Interface-Guidelines/carplay) CarPlay lets people get directions, make calls, send and receive messages, listen to music, and more from their car’s built-in display, all while staying focused on the road. [Game Center](/design/Human-Interface-Guidelines/game-center) Game Center is Apple’s social gaming network, which lets players track their progress and connect with friends across Apple platforms, and boosts the discovery of your game across players’ devices. [Generative AI](/design/Human-Interface-Guidelines/generative-ai) Generative AI empowers you to enhance your app or game with dynamic content and offer intelligent features that unlock new levels of creativity, connection, and productivity. [HealthKit](/design/Human-Interface-Guidelines/healthkit) HealthKit is the central repository for health and fitness data in iOS, iPadOS, and watchOS. [HomeKit](/design/Human-Interface-Guidelines/homekit) HomeKit lets people securely control connected accessories in their homes using Siri or the Home app on iPhone, iPad, Apple Watch, and Mac. [iCloud](/design/Human-Interface-Guidelines/icloud) iCloud is a service that lets people seamlessly access the content they care about — photos, videos, documents, and more — from any device, without performing explicit synchronization. [ID Verifier](/design/Human-Interface-Guidelines/id-verifier) ID Verifier lets your iPhone app read mobile IDs in person without requiring external hardware. [iMessage apps and stickers](/design/Human-Interface-Guidelines/imessage-apps-and-stickers) An iMessage app can help people share content, collaborate, and even play games with others in a conversation; stickers are images that people can use to decorate a conversation. [Live Photos](/design/Human-Interface-Guidelines/live-photos) Live Photos lets people capture favorite memories in a sound- and motion-rich interactive experience that adds vitality to traditional still photos. [Mac Catalyst](/design/Human-Interface-Guidelines/mac-catalyst) When you use Mac Catalyst to create a Mac version of your iPad app, you give people the opportunity to enjoy the experience in a new environment. [Machine learning](/design/Human-Interface-Guidelines/machine-learning) Machine learning enables apps and games to learn from data and usage patterns, letting you improve existing experiences and create engaging new ones. [Maps](/design/Human-Interface-Guidelines/maps) A map displays outdoor or indoor geographical data in your app or on your website. [NFC](/design/Human-Interface-Guidelines/nfc) Near-field communication (NFC) allows devices within a few centimeters of each other to exchange information wirelessly. [Photo editing](/design/Human-Interface-Guidelines/photo-editing) Photo-editing extensions let people modify photos and videos within the Photos app by applying filters or making other changes. [ResearchKit](/design/Human-Interface-Guidelines/researchkit) A research app lets people everywhere participate in important medical research studies. [SharePlay](/design/Human-Interface-Guidelines/shareplay) SharePlay lets people experience activities together from anywhere, whether they’re watching a movie, playing a game, or sketching on a whiteboard. [ShazamKit](/design/Human-Interface-Guidelines/shazamkit) ShazamKit supports audio recognition by matching an audio sample against the ShazamKit catalog or a custom audio catalog. [Sign in with Apple](/design/Human-Interface-Guidelines/sign-in-with-apple) Sign in with Apple provides a fast, private way to sign into apps and websites, giving people a consistent experience they can trust and the convenience of not having to remember multiple accounts and passwords. [Siri](/design/Human-Interface-Guidelines/siri) People use Siri to help them with the things they need to find, know, or do every day. [Tap to Pay on iPhone](/design/Human-Interface-Guidelines/tap-to-pay-on-iphone) Tap to Pay on iPhone lets merchants accept contactless payments using an app on their iPhone, without having to connect external hardware. [VoiceOver](/design/Human-Interface-Guidelines/voiceover) VoiceOver is a screen reader that lets people experience your app’s interface without needing to see the screen. [Wallet](/design/Human-Interface-Guidelines/wallet) Wallet helps people securely store their credit and debit cards, driver’s license or state ID, transit cards, event tickets, keys, and more on iPhone and Apple Watch. ## Topics [AirPlay](/design/Human-Interface-Guidelines/airplay) AirPlay lets people stream media content wirelessly from iOS, iPadOS, macOS, and tvOS devices to Apple TV, HomePod, and TVs and speakers that support AirPlay. [Always On](/design/Human-Interface-Guidelines/always-on) On devices that include the Always On display, the system can continue to display an app’s interface when people suspend their interactions with the device. [App Clips](/design/Human-Interface-Guidelines/app-clips) An App Clip is a lightweight version of your app or game that provides an on-the-go or demo experience that’s instantly available. [Apple In-App Purchase](/design/Human-Interface-Guidelines/apple-in-app-purchase) People can use Apple In-App Purchase to pay for digital goods and services, like premium content and subscriptions, securely within your app. [Apple Pay](/design/Human-Interface-Guidelines/apple-pay) Apple Pay is a secure, easy way to make payments for physical goods and services, donations, and subscriptions in apps and in any browser. [Augmented reality](/design/Human-Interface-Guidelines/augmented-reality) Augmented reality (or AR) lets you deliver immersive, engaging experiences that seamlessly blend virtual objects with the real world. [CareKit](/design/Human-Interface-Guidelines/carekit) People can use CareKit apps to manage care plans related to a chronic illness like diabetes, recover from an injury or surgery, or achieve health and wellness goals. [CarPlay](/design/Human-Interface-Guidelines/carplay) CarPlay lets people get directions, make calls, send and receive messages, listen to music, and more from their car’s built-in display, all while staying focused on the road. [Game Center](/design/Human-Interface-Guidelines/game-center) Game Center is Apple’s social gaming network, which lets players track their progress and connect with friends across Apple platforms, and boosts the discovery of your game across players’ devices. [Generative AI](/design/Human-Interface-Guidelines/generative-ai) Generative AI empowers you to enhance your app or game with dynamic content and offer intelligent features that unlock new levels of creativity, connection, and productivity. [HealthKit](/design/Human-Interface-Guidelines/healthkit) HealthKit is the central repository for health and fitness data in iOS, iPadOS, and watchOS. [HomeKit](/design/Human-Interface-Guidelines/homekit) HomeKit lets people securely control connected accessories in their homes using Siri or the Home app on iPhone, iPad, Apple Watch, and Mac. [iCloud](/design/Human-Interface-Guidelines/icloud) iCloud is a service that lets people seamlessly access the content they care about — photos, videos, documents, and more — from any device, without performing explicit synchronization. [ID Verifier](/design/Human-Interface-Guidelines/id-verifier) ID Verifier lets your iPhone app read mobile IDs in person without requiring external hardware. [iMessage apps and stickers](/design/Human-Interface-Guidelines/imessage-apps-and-stickers) An iMessage app can help people share content, collaborate, and even play games with others in a conversation; stickers are images that people can use to decorate a conversation. [Live Photos](/design/Human-Interface-Guidelines/live-photos) Live Photos lets people capture favorite memories in a sound- and motion-rich interactive experience that adds vitality to traditional still photos. [Mac Catalyst](/design/Human-Interface-Guidelines/mac-catalyst) When you use Mac Catalyst to create a Mac version of your iPad app, you give people the opportunity to enjoy the experience in a new environment. [Machine learning](/design/Human-Interface-Guidelines/machine-learning) Machine learning enables apps and games to learn from data and usage patterns, letting you improve existing experiences and create engaging new ones. [Maps](/design/Human-Interface-Guidelines/maps) A map displays outdoor or indoor geographical data in your app or on your website. [NFC](/design/Human-Interface-Guidelines/nfc) Near-field communication (NFC) allows devices within a few centimeters of each other to exchange information wirelessly. [Photo editing](/design/Human-Interface-Guidelines/photo-editing) Photo-editing extensions let people modify photos and videos within the Photos app by applying filters or making other changes. [ResearchKit](/design/Human-Interface-Guidelines/researchkit) A research app lets people everywhere participate in important medical research studies. [SharePlay](/design/Human-Interface-Guidelines/shareplay) SharePlay lets people experience activities together from anywhere, whether they’re watching a movie, playing a game, or sketching on a whiteboard. [ShazamKit](/design/Human-Interface-Guidelines/shazamkit) ShazamKit supports audio recognition by matching an audio sample against the ShazamKit catalog or a custom audio catalog. [Sign in with Apple](/design/Human-Interface-Guidelines/sign-in-with-apple) Sign in with Apple provides a fast, private way to sign into apps and websites, giving people a consistent experience they can trust and the convenience of not having to remember multiple accounts and passwords. [Siri](/design/Human-Interface-Guidelines/siri) People use Siri to help them with the things they need to find, know, or do every day. [Tap to Pay on iPhone](/design/Human-Interface-Guidelines/tap-to-pay-on-iphone) Tap to Pay on iPhone lets merchants accept contactless payments using an app on their iPhone, without having to connect external hardware. [VoiceOver](/design/Human-Interface-Guidelines/voiceover) VoiceOver is a screen reader that lets people experience your app’s interface without needing to see the screen. [Wallet](/design/Human-Interface-Guidelines/wallet) Wallet helps people securely store their credit and debit cards, driver’s license or state ID, transit cards, event tickets, keys, and more on iPhone and Apple Watch. --- Copyright © 2026 Apple Inc. All rights reserved. | [Terms of Use](https://www.apple.com/legal/internet-services/terms/site.html) | [Privacy Policy](https://www.apple.com/privacy/privacy-policy)