ArabBible for Mac runs on Apple's newest operating system: Sequoia (macOS 15.0), as well as on older versions: Sonoma (macOS 14.6.1), Ventura (macOS 13.3), Monterey (macOS 12.4), Big Sur (macOS 11.5), Catalina (macOS 10.15), and Mojave (macOS 10.14). And remember, once you purchase ArabBible, updates are always free!