iOS is Apple’s mobile operating system designed exclusively for its devices, including the iPhone, iPad, and iPod Touch, known for its smooth performance, intuitive interface, and security features. Launched in 2007 with the first iPhone, iOS introduced innovations like a multi-touch interface, an App Store ecosystem, and later features like Siri, Face ID, and privacy-focused settings, all of which have influenced the smartphone industry. iOS updates typically introduce new functionalities, optimisations, and enhanced integration with Apple’s ecosystem, such as seamless connectivity with macOS, watchOS, and iPadOS devices. Widely respected for its stability and regular updates, iOS supports a broad range of applications, from productivity tools to gaming, appealing to both casual and professional users.