SpareDiskMac storage guides
Step-by-step answers to the storage questions Mac users ask most. Each guide covers the built-in macOS tools first, then how SpareDisk helps.
How to free up disk space on Mac
Ten safe steps, in the order that frees the most space.
What is System Data on Mac?
What is inside it, why it grows, and how to reduce it safely.
Clear Xcode and developer caches
DerivedData, simulators, Homebrew, npm, pnpm, CocoaPods, Docker.
Find large files on Mac
Storage settings, Finder, Terminal and a disk space analyzer.
Find and remove duplicate files
Compare contents, avoid the APFS clone trap, keep one copy.
Uninstall apps completely
The app, its Library data, login items and leftovers.
Comparisons
SpareDisk vs DaisyDisk
Price, scanning, duplicates, uninstall and snapshots compared.
SpareDisk vs CleanMyMac
A one-time $4.99 app vs a subscription suite.
SpareDisk vs GrandPerspective
A free treemap vs a treemap with cleanup tools.
Looking for how SpareDisk itself works? See the Help.