Mac storage, explained.

Practical, safe guides to getting space back on your Mac, with or without Roomy.

Free up space on your MacA practical, safe checklist to free up storage on a Mac: where to look first, what’s safe to delete, and how to keep it from filling up again.

What is System Data?System Data is the catch-all category in Mac storage settings. Learn what’s inside it, why it grows, and what you can safely do about it.

“Your disk is almost full”What the “Your disk is almost full” warning means on a Mac, why it matters, and the quickest safe ways to free space right now.

See folder sizesFour ways to see how big folders are on a Mac: Finder, Get Info, Storage settings and Terminal, plus a visual map.

Clear cache on MacHow to clear app and browser caches on a Mac safely: where caches are, what not to touch, and how to keep them from growing back.