iosapp
An iOS app is a software application designed to run on Apple’s iOS operating system, primarily on iPhone and iPad. Native iOS apps are built with Swift or Objective-C using the iOS SDK in Xcode; many developers also publish web apps wrapped as native shells or use cross‑platform frameworks.
Development centers on the Cocoa Touch framework, Xcode, and the Apple Developer Program. Apps must follow the
iOS apps run in a sandbox and access system services via APIs. They commonly use UIKit for
The app lifecycle includes states such as not running, inactive, active, background, and suspended. Security is
Impact: The iOS app ecosystem has shaped mobile software by enabling a vast array of applications across