The specified term refers to a particular iteration of the popular cooperative zombie survival mode from the Call of Duty: Black Ops series, adapted for the iOS mobile operating system. It represents a specific instance of the franchise’s efforts to translate the console gaming experience to a portable, touch-based format. This mobile adaptation allowed players to engage with familiar maps and gameplay mechanics on their Apple devices, such as iPhones and iPads.
The availability of the zombie mode on iOS devices offered several benefits. It provided a portable gaming experience, allowing players to engage with the content regardless of location, provided they had an iOS device and an internet connection (for certain functionalities). Furthermore, its release broadened the audience of the franchise, introducing the zombie gameplay to a segment of gamers who primarily use mobile platforms. The mobile version attempted to capture the essence of the console experience, offering a streamlined, yet engaging version of the game for a new generation of players.