A MacBook application, also known as a Mac app, is a software program designed for the Apple Macintosh operating system (MacOS) that runs on Apple’s MacBook laptops. Mac apps are designed to perform specific tasks and can range from simple utility programs to complex productivity software. Examples of popular Mac apps include Apple’s iWork suite (Pages, Numbers, and Keynote), the Microsoft Office suite, Adobe Creative Cloud, and various media players and games. Mac apps can be downloaded and purchased from the Mac App Store, which is an online marketplace built into the MacOS operating system.