The mechanism on iOS devices that allows users to quickly transition between recently used applications involves a specific user interface element. Triggered by a gesture or button press, it presents a carousel or grid-like view of suspended apps, enabling instant access to previously running processes. For instance, a user might be composing an email, then use this feature to check a message in a social media application, and subsequently return to the email without losing their progress.
This capability significantly enhances the multitasking experience on iOS devices. It eliminates the need to navigate back to the home screen and search for an app, thereby saving time and streamlining workflows. Historically, this functionality evolved from simpler background processing features to become a core element of the operating system’s usability. Its impact on user efficiency and overall device satisfaction is considerable.