GrandPerspective versions

Analyze disk space usage and spot the files that take up the most space.
2.5
18 Jan 2021
2.0
6 Feb 2018
Editorial review
rating
1.9
27 Feb 2017
Editorial review
rating
1.7
5 May 2016
Review
1.5
1 May 2012
Editorial review
rating
1.3
22 Apr 2010
Review

What's new

v2.5 [16 Jun 2020]
New functionality:
• Search files by name from the toolbar
• Add option to Rescan with mask as filter
Improved functionality:
• Improved logic for filters with multiple tests
• Increased text size in status bar
• Added option to clear scan history from start window
Translations:
• Updated Chinese (Simplified), German, Italian and Turkish translations
Bug fixes:
• Fixed: Crash when scanning an empty folder
• Fixed: Crash when cancelling first scan
• Fixed: Let Start window re-appear when user cancelled scan from the folder selection dialog

v2.0 [6 Feb 2018]
- Reduced scan-time on macOS 10.13 and up by a factor eight. Note, scan performance deteriorated slightly on earlier versions of macOS.
- Significantly reduced memory usage when reading and writing scan data.
- Fixed: Slow scan macOS 10.13.
- Fixed: Cannot correctly close windows/pop-ups.
- Fixed: Remove button does not work in Filter Test Window.
- Fixed: The Save Image dialog can add a decimal separator to the width and height fields, which can result in images being stored with incorrect dimensions.
- Fixed: Cancelling read of scan data occasionally triggers a crash.

v1.9 [27 Feb 2017]
- It fixes a minor bug in the recently added Quick Look functionality. Furthermore, the help documentation has been extended with a HowTo on miscellaneous used space.

v1.5 [1 May 2012]
New functionality:
- Added color mappings based on creation, modification and access
time:
- Added heatmap palettes optimized for usage in time-based mappings.
- Extended the focus panel to also show the creation, modification
and last access time for the selected file.
Minor improvements:
- Sorting items in pop-ups alphabetically.
- Removed dependencies on deprecated methods.
Bug fixes:
- Fixed bug: Revealing of files did not work on loaded scan data.
- Fixed bug: Scan data could not be loaded when file names contained
strange characters (e.g. linebreaks and non-printing characters)
- Fixed bug: Application could crash because disposed views were still
observing events.

Read more

Alternative downloads

Disk Map
Disk Map
rating

Disk Map makes it easy to visualize the files and folders that are cluttering up your storage drives.

Disk Expert
Disk Expert
rating

Analyze disk space usage and find large-sized files.

Disk Xray
Disk Xray
rating

This utility helps you optimize the performance of your Mac.

Precious Disk
Precious Disk
rating

Precious Disk scans your Mac and cleans it of large files.

Disk Wave
Disk Wave
FREE
rating

Disk Wave - The wave that will cleanse your hard drive!

Popular stories

See all
Mirror your iPhone's screen to your Mac

Mirror your iPhone's screen to your Mac

See photos, play games, create presentations, watch movies and access your content from your iPhone on a bigger screen.
Best macOS games to play if you're stuck at home

Best macOS games to play if you're stuck at home

Play these 5 games on your macOS laptop to kill time and have fun while you're stuck at home during self-isolation.
Photoshop Turns 30: New Features are Added to Mac and iPad

Photoshop Turns 30: New Features are Added to Mac and iPad

Photoshop has celebrated its 30th anniversary and Adobe congratulated its loyal users and added new features to Mac and iPad.
CES 2020: what should Apple fans expect?

CES 2020: what should Apple fans expect?

Apple took part in CES 2020 for the first time in decades. Read about the new priorities of this IT giant.