SpaceSniffer is a free, portable disk space analyzer for Windows that helps users visualize how storage is being used. It employs a treemap interface, displaying files and folders as blocks proportional to their size, making it easy to identify large files and “disk space hogs.”
With SpaceSniffer, you can quickly spot hidden or forgotten files, organize storage, and free up space efficiently. The tool supports drag-and-drop, customizable filters, and real-time scanning, offering a highly interactive experience. Its lightweight, portable design means no installation is required, and it can run from USB drives. Ideal for both casual users and IT professionals, SpaceSniffer simplifies disk management, accelerates cleanup tasks, and provides a clear overview of storage usage on local drives or external media. It’s an essential tool for maintaining optimal PC performance.
SpaceSniffer key features:
- Fast and easy to use
- Supports drag and drop
- Export module lets you produce customizable textual reports
- Intuitive structure layout, multiple views for different media
- Zoomable elements, navigate like a web browser
- The Windows folders and file popup menu is accessible by right mouse click
- It"s possible to restrict the view content by typing simple yet powerful filtering criteria
- Lets you temporary tag files with four different colors and perform filtering on them
- Different views of the same media can show differently filtered elements
- Customizable in geometry, colors, behaviors
- You can navigate even during the scan
- Smart cached scanning engine, multiple views, single scan
- You can refine a zoomed area by a secondary scan process, even with main scan active
- Reacts to file system events, keeps always in synch, warns you by blinking elements
- Can scan NTFS Alternate Data Streams
- It doesn"t clutter your registry, only a plain XML configuration file
- It"s portable, no installation required, just put the executable somewhere and let"s go
- It"s freeWare (donations are welcome)
SpaceSniffer 2.2.0.27 changelog:
- Added automatic detection for support of Alternate Data Streams on selected drive, if not supported the ADS option is ininfluent on the specific scan.
- Improved performance on offline files.
- Changed "7zip" extension to "7z".
- Fixed view behaviour on deleting folders when filtering by folder name, now the focus reacts accordingly.
- Fixed a crash on Alternate Data Streams scan.
- Fixed tooltip cropping on bottom/right edge of the view with screen zoom > 100%.
- Fixed a false positive error logging on Microsoft virtualized container files.
- Fixed a potential infinite loop on reparse points.
- Stability improvements.
- Removed the experimental concurrent folders scan feature because of no benefit.
Download: SpaceSniffer 2.2.0.27 | 2.9 MB (Freeware)
View: SpaceSniffer Website | Guide | Screenshot
