When comparing WhatSizeMac vs Disk Cartography, the Slant community recommends Disk Cartography for most people. In the question“What are the best disk space analyzers for Mac OS X?” Disk Cartography is ranked 5th while WhatSizeMac is ranked 9th. The most important reason people chose Disk Cartography is:
Select what disk or folder to scan, and it goes a lot quicker than Disk Inventory X.
Ranked in these QuestionsQuestion Ranking
Pros
Pro Updates information in real-time
WhatSizeMac is able to listen for file system events and update itself in real time. So it never needs a full volume measure but once in a very while.
Pro Fast
Select what disk or folder to scan, and it goes a lot quicker than Disk Inventory X.
Pro Good filters
Filters by size and type make it easy to pick which files to delete.
Pro Mac native UI
Mac look and feel.
Cons
Con Poor tech support
No update for Mojave.
Con Commercial
WhatSizeMac cost $29.99 and there is a free trail available.