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WhatSize vs BuhoCleaner: catalog facts
WhatSize	BuhoCleaner
Paid Shareware costing $14.99, with a $9.99 upgrade price and a 30-day free trial.	Freemium Free download, with a paid license sold on the developer's site.
macOS	macOS
Largest files and folders listed first Finder-style column view for drilling into folders	Junk cleanup, duplicate finder and large file search in one app Visual disk space analyzer
macOS only Paid after the 30-day trial	macOS only Full use requires a paid license
Downloadable app	Downloadable app
Closed source	Closed source
License not stated	License not stated
No account needed	Not stated if an account is needed
Works offline	Not stated if it works offline
Official website Full listing and sources Checked October 1, 2026	Official website Full listing and sources Checked September 24, 2026

Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.