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Utilities · head to head

HWiNFO vs WinDirStat

HWiNFO logo

HWiNFO

Utilities

Windows hardware information and sensor monitoring tool, free for personal use only

From
Free
Rated
-
Full reviewWebsite
WinDirStat logo

WinDirStat

Utilities

Windows disk usage analyser that shows where space went as a colour-coded treemap

From
Free
Rated
-
Full reviewWebsite

The short version

  • Each has a real cost: HWiNFO the free build is licensed for personal use only, so an IT department running it on employee machines is out of compliance and needs the paid edition.; WinDirStat it walks the directory tree rather than reading the NTFS master file table, so a full scan takes minutes where WizTree takes seconds on the same drive.
  • They diverge on capability: HWiNFO covers Sensor coverage, WinDirStat covers Treemap visualisation.
  • Prices and features above were last checked on 31 August 2026.

Where they differ

Only the attributes on which HWiNFO and WinDirStat actually diverge.

Attributes where HWiNFO and WinDirStat differ
AttributeHWiNFOWinDirStat
Pricing modelquoteOpen source, no licence fee

Identical on both: starting price (Free), free tier (Yes), platforms (Windows), user rating (Not yet rated), category (Utilities).

What each one covers

Drawn from each product's published feature list. An absence here means we hold no record of it - not that the product lacks it.

Only in HWiNFO

  • Sensor coverage
  • Hardware inventory
  • Logging
  • Shared memory interface
  • Alerts
  • Portable build

Only in WinDirStat

  • Treemap visualisation
  • Three linked views
  • Multithreaded scanning
  • Cleanup actions
  • Any filesystem
  • GPL licensed

What people use each for

The jobs each tool is most often brought in to do.

HWiNFO

  • Diagnosing thermal throttling or power limits on a laptop or workstation under real workloadsnot WinDirStat
  • Validating that a new cooler, thermal paste or fan curve changed anything measurablenot WinDirStat
  • Logging sensor data across a long stress test to identify what preceded a crashnot WinDirStat
  • Confirming exactly which hardware revision is inside a machine before ordering more of themnot WinDirStat

WinDirStat

  • Finding what filled a Windows system drive when the usual suspects are not responsiblenot HWiNFO
  • Auditing a shared or network drive where files are spread across thousands of foldersnot HWiNFO
  • Environments where licence terms forbid personal-use-only freeware on company machinesnot HWiNFO
  • Explaining disk usage visually to someone who will not read a list of folder sizesnot HWiNFO

Where each one falls short

Documented limitations, not opinions. Every one is a constraint you would hit in normal use.

HWiNFO

  • The free build is licensed for personal use only, so an IT department running it on employee machines is out of compliance and needs the paid edition.
  • It is Windows only, so mixed estates need a separate tool for macOS and Linux hardware diagnostics.
  • It reports single machines rather than fleets, with no central console, so it answers a diagnostic question instead of monitoring an estate.
  • The volume of sensors displayed is overwhelming without hardware knowledge, and readings with similar names measure genuinely different things, which leads to wrong conclusions.
  • Sensor access requires a kernel-level driver and administrator rights, which anti-cheat systems and some hardened endpoint configurations block outright.

WinDirStat

  • It walks the directory tree rather than reading the NTFS master file table, so a full scan takes minutes where WizTree takes seconds on the same drive.
  • The version most users have installed is the 2007 build, and because it was dormant for so long, search results and download mirrors still point at it.
  • It is Windows only, so a mixed estate needs a different tool for macOS and Linux machines.
  • There is no scheduling, reporting or export for fleet use, so it answers a question on one machine at a time rather than monitoring storage across an organisation.
  • Hard links, junctions and deduplicated volumes can be counted in ways that make the totals disagree with what Windows reports, which causes confusion on servers.

Pricing, plan by plan

HWiNFO

Free
  • HWiNFO PersonalFree
    • Full sensor and hardware detail
    • Logging and alerts
    • Personal, non-commercial use only
  • HWiNFO Pro$undefined/year
    • Licence required for any business or commercial use
    • Per-seat licensing
    • Priority support

WinDirStat

Free
  • WinDirStatFree
    • GPL licensed
    • Commercial use permitted
    • No paid edition or feature gating

Which should you pick?

Choose HWiNFO if

  • You need sensor coverage.
  • You want to start without paying.
  • You work on Windows.
  • You also want hardware inventory.
HWiNFO review

Choose WinDirStat if

  • You need treemap visualisation.
  • You want to start without paying.
  • You work on Windows.
  • You also want three linked views.
WinDirStat review

Questions people ask

Is HWiNFO or WinDirStat better?
Neither clearly leads. HWiNFO starts at Free and WinDirStat at Free, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, HWiNFO or WinDirStat?
HWiNFO starts at Free and WinDirStat at Free.
Does HWiNFO or WinDirStat run on more platforms?
Both run on Windows, so platform support will not decide this one for you.
Can I use HWiNFO for free?
Both have a free tier, so you can try either at no cost before committing.
What is HWiNFO best used for?
HWiNFO is most often used for diagnosing thermal throttling or power limits on a laptop or workstation under real workloads, validating that a new cooler, thermal paste or fan curve changed anything measurable, logging sensor data across a long stress test to identify what preceded a crash, confirming exactly which hardware revision is inside a machine before ordering more of them. Of those, diagnosing thermal throttling or power limits on a laptop or workstation under real workloads and validating that a new cooler, thermal paste or fan curve changed anything measurable are not what WinDirStat is typically brought in for.
What can HWiNFO do that WinDirStat cannot?
HWiNFO covers Sensor coverage, Hardware inventory, Logging, Shared memory interface. WinDirStat covers Treemap visualisation, Three linked views, Multithreaded scanning, Cleanup actions.

Answered from the vendors’ own pages

HWiNFO: Can I use the free version at work?

No. Free use is personal only. Any business use, including internal IT diagnostics, requires the paid licence.

WinDirStat: Is WinDirStat still maintained?

Yes. It was dormant from around 2007 until new maintainers resumed development and released the 2.x line with multithreaded scanning and current Windows support.

HWiNFO: Does it run on macOS or Linux?

No. It is Windows only; the older DOS builds are discontinued.

WinDirStat: Can I use it at work?

Yes. It is GPL licensed with no personal-use restriction, which is the practical advantage over free-for-personal-use alternatives in this category.

HWiNFO: Why do temperatures differ from the motherboard utility?

Because vendor tools usually show one averaged figure while HWiNFO reports each sensor separately. The difference is labelling and selection, not accuracy.

WinDirStat: Why is it slower than WizTree?

Different method. WizTree reads the NTFS master file table directly; WinDirStat traverses directories, which is slower but works on any filesystem, including network shares.

HWiNFO: Is it safe to run alongside other monitoring tools?

Usually, but several tools polling the same sensors through their own drivers can cause conflicts and bad readings. Run one at a time when the numbers look wrong.

WinDirStat: Does it run on macOS or Linux?

No. Separate projects exist with similar treemap interfaces, but WinDirStat itself is Windows only.

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