The term references a mobile gaming application available on Apple’s operating system. Specifically, it identifies the second installment of a particular aerial combat game designed for iPhones and iPads. For example, a user might search for information on game updates or device compatibility using this identifier.
Availability on the iOS platform provides access to a substantial user base familiar with the Apple ecosystem. Historically, mobile gaming has seen significant growth, and titles in this genre often leverage the touch screen interface and accelerometer features unique to these devices to enhance gameplay. This specific application likely benefits from the established distribution channels and software development tools associated with the operating system.