Apple Human Interface Guidelines is a set of design principles, guidelines, and recommendations provided by Apple to help developers create consistent and user-friendly software apps and user interfaces for Apple's various platforms, including iOS, macOS, watchOS, tvOS, and visionOs.

Apple's design team has developed unique guides and documentation that helps designers and developers make apps that match Apple's design and give users a smooth and easy experience. Guidelines include all the necessary information about platforms, foundations, patterns, components, inputs, and technologies.