iOS 6 is an operating system developed by Apple for its mobile devices, released in September 2012. It introduced several new features, including a redesigned Maps app that replaced Google Maps, and enhanced integration with Facebook and Twitter. The update also brought improvements to existing apps like Siri, which gained new capabilities, and the App Store, which featured a more user-friendly interface. Additionally, iOS 6 included features like Do Not Disturb mode and the ability to share photos via Photo Stream, enhancing the overall user experience on iPhone, iPad, and iPod Touch.