Disk Space Fan

Spec sheet

Purpose

Disk Space Fan Pro analyzes Windows disk usage to help find and delete large, unnecessary files.Read 12 Oct 2026 · diskspacefan.net

Desktop platforms

windowsRead 23 Sep 2026 · diskspacefan.net

Free plan

NoRead 23 Sep 2026 · diskspacefan.net

Support

Registered users are entitled to free technical support by email, and the guide lists [email protected].Read 12 Oct 2026 · diskspacefan.net

Disk chart

It represents disk usage as nested rings, with sectors sized in proportion to folder contents.Read 12 Oct 2026 · diskspacefan.net

Duplicate detection

It can find duplicate files and can leave a shortcut to the remaining file when duplicates are deleted.Read 12 Oct 2026 · diskspacefan.net

Duplicate scan options

Hash-based duplicate scans are more accurate but may take longer; scans without hashing use file name, modification time, and size and are faster but less accurate.Read 12 Oct 2026 · diskspacefan.net

File actions

After scanning, users can open, inspect, or delete a file or folder from the chart.Read 12 Oct 2026 · diskspacefan.net

File filters

Filters can restrict the chart to file types such as images, and users can create filters based on file extensions.Read 12 Oct 2026 · diskspacefan.net

File-type breakdown

YesRead 23 Sep 2026 · diskspacefan.net

Purchase

The guide directs users to an online ordering form for pricing and purchasing details and says other payment options are available.Read 12 Oct 2026 · diskspacefan.net

Scan scope

Users can scan a drive or choose a folder to scan.Read 12 Oct 2026 · diskspacefan.net

System requirements

The guide lists Windows XP Service Pack 2 or later, Windows Vista, and Windows 7 as system requirements.Read 12 Oct 2026 · diskspacefan.net

Treemap view

NoRead 23 Sep 2026 · diskspacefan.net

Trial limit

The help guide says unregistered use is limited to 15 days and continued use requires registration.Read 12 Oct 2026 · diskspacefan.net

Updates

The license states that minor upgrades and bug fixes are free; major version upgrades are not included in that stated policy.Read 12 Oct 2026 · diskspacefan.net

Plans and prices

Every Disk Space Fan plan and price →

Where Specifiction places it

• Disk Space Analyzers#88 of 1057.3