DiskSight Alternatives

Apps similar to DiskSight include WinDirStat, which is free and open source. Other options are WizTree, Baobab Disk Usage Analyzer, Filelight and TreeSize. There's no shortage of Disk Usage Analyzers like DiskSight, with more than 50 alternatives for Mac, Windows, Linux and Android.

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DiskSight alternatives page was last updated Sep 29, 2026

Landiskape
1 like
Landiskape is a storage visualizer which tells you how your storage is being used by using an easy to understand 2D chart.
Cost / License
Paid
Proprietary
Application type
Disk Usage Analyzer
Platforms
Windows
Windows Phone
+3
Good alternative?Is Landiskape a good alternative to DiskSight?
Disk Space Pro
1 like
Scans your home folder and reports folders and file disk space use.
Cost / License
Paid
Proprietary
Application type
Disk Usage Analyzer
Platforms
Mac
Good alternative?Is Disk Space Pro a good alternative to DiskSight?
X
X
xdu
2 likes
Disk usage or other tree data display program. Typical usage: du -xm / | xdu -n
Cost / License
Free
Open Source
Application type
Disk Usage Analyzer
Platforms
Linux
BSD
X
Good alternative?Is xdu a good alternative to DiskSight?
Ad
SpaceMonger
SpaceMonger is a treemapping tool for hard disks and file systems. It scans, maps, and manages PC, network, and cloud storage. It can copy, move, and delete files to free up storage space. It helps locate large files and folders ...

https://www.stardock.com
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TreePie
5 likes
TreePie : a simple way to display disk usage. It shows the distribution of size in a tree of directories by using an interactive multilevel pie (sunburst diagram). Really small and simple.
Cost / License
Free
Open Source
Application type
File Manager
Alerts
Warning
Platforms
Windows
Good alternative?Is TreePie a good alternative to DiskSight?
ClearDisk
21 likes
ClearDisk is a Mac OS X utility designed to clean the hard disk of unnecessary files which clog up the disk space. The goal of ClearDisk is just to find unused files on your computer and remove them. ClearDisk saves your time by cleaning your disk in a fast and intuitive manner.
Cost / License
Paid
Proprietary
Origin
Ukraine
Platforms
Mac
Ukraine
Good alternative?Is ClearDisk a good alternative to DiskSight?
KlarityDisk
1 like
Klarity is a disk space analyzer for macOS that shows where your storage went as a treemap: every file and folder is a rectangle sized to scale, so the biggest items are visible at a glance instead of being found one folder at a time.
Cost / License
Paid
Proprietary
Application type
Disk Usage Analyzer
Origin
India
Platforms
Mac
India
+5
Good alternative?Is KlarityDisk a good alternative to DiskSight?
Disk Map
1 like
Disk Map shows what’s filling your Mac and helps you safely free up space.
Cost / License
Free
Proprietary
Application typeApplication types
Disk Usage Analyzer
System Cleaner
Origin
Canada
Platforms
Mac
Canada
+2
Good alternative?Is Disk Map a good alternative to DiskSight?
D
D
dut
Like
A disk usage calculator for Linux.
Cost / License
Free
Open Source (GPL-3.0)
Application type
Disk Usage Analyzer
Platforms
Linux
D
Good alternative?Is dut a good alternative to DiskSight?
StorageRader
Like
StorageRadar maps your disk, shows blocked paths instead of hiding them, lets you dry-run cleanup, and compares what changed over time. Scan data stays local, while analytics and diagnostics remain separately controllable in settings.
Cost / License
Freemium
Proprietary
Application type
Disk Usage Analyzer
Origin
Thailand
Platforms
Mac
Thailand
+3
Good alternative?Is StorageRader a good alternative to DiskSight?
Glary Disk Explorer
Like
Help you to view at a glance all the folders, files inside them and the space occupied by them on your system
Cost / License
Free
Proprietary
Application type
Disk Usage Analyzer
Origin
China
Platforms
Windows
China
Good alternative?Is Glary Disk Explorer a good alternative to DiskSight?
LighterMac
Like
LighterMac opens up the “System Data” your Mac won't explain and tells you, item by item, what each thing is and what happens if you delete it (“Xcode rebuilds it on the next build”, “this may be your only copy”).
Cost / License
Freemium
Proprietary
Application type
Disk Usage Analyzer
Platforms
Mac
+1
Good alternative?Is LighterMac a good alternative to DiskSight?