The phrase refers to the application file required to install the ChatGPT mobile application on Apple’s iOS operating system. It is the package that contains all the necessary components and data for the application to function on devices like iPhones and iPads.
Availability of this installation method provides convenient access to advanced conversational AI directly on mobile devices. The ability to download and install the application allows users to engage with the technology from almost any location, enhancing accessibility and streamlining communication. Historically, accessing such technologies often required desktop computers or specific online platforms, but the mobile application provides wider access.