SpaceSniffer

Spec sheet

Purpose

SpaceSniffer is a portable disk space analysis tool that visualizes the folder and file structure of disks as a treemap.Read 11 Oct 2026 · uderzo.it

Desktop platforms

windowsRead 16 Sep 2026 · uderzo.it

Free plan

YesRead 16 Sep 2026 · uderzo.it

Security

The maker says SpaceSniffer runs in read-only mode and requests backup operator privilege to access most files; declining the request shows less detail.Read 11 Oct 2026 · uderzo.it

Configuration

The maker says SpaceSniffer uses a plain XML configuration file and does not clutter the Windows registry.Read 11 Oct 2026 · uderzo.it

Exportable reports

YesRead 16 Sep 2026 · uderzo.it

File system changes

SpaceSniffer reacts to file system events during scans and signals changes by blinking elements.Read 11 Oct 2026 · uderzo.it

File-type breakdown

YesRead 16 Sep 2026 · uderzo.it

Filtering

Filters can match file types, sizes, dates, and tags, and can be combined or used to exclude matches.Read 11 Oct 2026 · uderzo.it

Navigation

Users can select folders to reveal their contents and zoom into them for a larger view.Read 11 Oct 2026 · uderzo.it

Notable limit

The maker says SpaceSniffer may be too simplistic for users who need complex statistical functions.Read 11 Oct 2026 · uderzo.it

NTFS support

SpaceSniffer can scan NTFS Alternate Data Streams.Read 11 Oct 2026 · uderzo.it

Platform

The current download page lists an x64 release tested on Windows 7, 8, 10, and 11.Read 11 Oct 2026 · uderzo.it

Portability

SpaceSniffer requires no installation and can be run by placing the executable wherever desired.Read 11 Oct 2026 · uderzo.it

Reports

The export module creates customizable textual reports from filtered search results.Read 11 Oct 2026 · uderzo.it

Scan scope

files_foldersRead 16 Sep 2026 · uderzo.it

Scanning

Users can navigate during a scan, open multiple filtered views of the same media from one scan, and refine a zoomed area with a secondary scan.Read 11 Oct 2026 · uderzo.it

Tagging

Users can temporarily tag files with four colors and filter by those tags.Read 11 Oct 2026 · uderzo.it

Treemap view

YesRead 16 Sep 2026 · uderzo.it

Windows integration

The maker documents adding SpaceSniffer to the Windows Explorer folder context menu and launching scans from the command line.Read 11 Oct 2026 · uderzo.it

Plans and prices

Every SpaceSniffer plan and price →

Where Specifiction places it

• Disk Space Analyzers#30 of 1058.2
• Disk Cleanup Software#12 of 227.7