SpaceSniffer logoSpaceSniffer
Portable software · Windows x64

Download SpaceSniffer for Windows

SpaceSniffer v2.2.0.27 is a freeware, portable disk space analyzer released March 25, 2026. Use these instructions to get started on Windows 11 or Windows 10.

2.2.0.27Latest published version verified on the developer site
x64Windows 10 / Windows 11
PortableUnzip and launch: no installer wizard
2,989 KBApproximate ZIP package size on the developer release page

Download and launch safely

  1. Confirm Windows is 64-bit: Settings → System → About → System type.
  2. Download an archive and compare it with the developer's 2.2.0.27 release information.
  3. In Windows, right-click the ZIP and choose Extract All; do not execute from inside a ZIP viewer.
  4. Open the extracted SpaceSniffer executable and select an authorized storage volume.
  5. Allow the scan to complete before interpreting exact totals or deciding on file cleanup.
Reference checksumThe developer lists MD5 d2b9d1e6b2e69c06378e7d41093d72ab and SHA1 1b0f676927e37747566075b1970615138d3de26a for its 2.2.0.27 ZIP. Check the exact ZIP you receive with Get-FileHash -Algorithm SHA1 in PowerShell. A hash comparison verifies identity with the published archive, not that a program is harmless.

Another download entry point

Developer documentation

Release versions, package size and hashes · Changelog · Portable setup guide