The operating system found on iPhones is a mobile platform developed and exclusively distributed by Apple Inc. It manages device hardware resources and provides the framework for applications to run, similar to how other operating systems function on computers or smartphones. It provides a user interface based on direct manipulation, using multi-touch gestures.
This software plays a crucial role in the user experience, providing intuitive navigation, security features, and access to a broad ecosystem of applications through the App Store. Its consistent updates introduce new functionalities and security enhancements, ensuring device longevity and protecting user data. Historically, its design has significantly influenced the mobile computing landscape, setting standards for user interface design and application development.