The term refers to applications specifically designed and developed for Apple’s macOS Sierra operating system and the iOS mobile operating system. These applications leverage the unique features and capabilities of each operating system, offering users functionalities ranging from productivity to entertainment. A practical example includes a note-taking application accessible on both a Mac running Sierra and an iPhone, allowing seamless synchronization of data between the two platforms.
Such application development is significant due to the prevalence of both macOS and iOS devices within the Apple ecosystem. Benefits include enhanced user experience through continuity features, streamlined workflows, and consistent access to data and services regardless of the device used. Historically, the focus on cross-platform compatibility within the Apple environment has driven innovation and user adoption of applications designed to function seamlessly across different devices.