Allows designers to create multiple versions of a single document (e.g., for print vs. iPad) within the same file.

CS6 significantly improved the ability to create digital publications.

In summary, Adobe InDesign CS6 for Mac is a powerhouse of the "buy-once" era. While it lacks the AI-driven features and cloud syncing of the current InDesign CC, its core engine remains one of the best ever built for layout design. For those who can maintain a system to run it, it remains a viable and highly capable tool for professional publishing.