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TreeSize alternatives

As of Nov 12, 2026, the highest-graded TreeSize alternative is WizTree (3.0 GPA). It's also the best free one. The catch, in its listing's words: "Free for personal use with every scanning feature."

TreeSize compared with 3 alternatives: WizTree, WinDirStat and DaisyDisk.

TreeSize has a free plan. Paid plans start at 20.40 EUR per user / year, billed annually. 2 of the 3 alternatives are free or have a free plan. One more offers a free trial.

Listings checked up to Nov 12, 2026 · Where the facts come from

Black Friday: is there a TreeSize sale?

At a glance

ToolPriceFree planRuns on
TreeSizeThis toolFree planYesWindows
WizTreeFree plan · from $25 one-timeYesmacOS, Windows
WinDirStatFreeFreeWindows
DaisyDiskFree trial · from $9.99 one-timeTrial onlymacOS

How each one differs from TreeSize

  1. WizTree

    Fast disk space analyzer for Windows and macOS

    • WizTree starts at $25 one-time purchase (Individual supporter code, 1 year of upgrades).
    • WizTree also lists a macOS app.
    • WizTree can be bought with a one-time purchase.
    • WizTree does not cover reports and file management, which TreeSize does.

    Suits: Finding what is filling up a Windows or Mac drive

    WizTree vs TreeSizeWizTree pricing and details

  2. WinDirStat

    Free, open-source disk usage analyzer for Windows

    • WinDirStat is free.
    • WinDirStat is open source, according to its own site.
    • WinDirStat does not cover reports and file management, which TreeSize does.

    Suits: Finding out what is filling a Windows drive at no cost

    WinDirStat vs TreeSizeWinDirStat pricing and details

  3. DaisyDisk

    Visual disk space analyzer and cleanup tool for Mac

    • DaisyDisk starts at $9.99 one-time purchase (lifetime license).
    • DaisyDisk has no free plan, only a free trial, unlike TreeSize.
    • DaisyDisk also lists a macOS app.
    • DaisyDisk lists no Windows app, which TreeSize has.
    • DaisyDisk can be bought with a one-time purchase.

    Suits: Mac users who keep running out of disk space

    DaisyDisk vs TreeSizeDaisyDisk pricing and details

Limits worth knowing in TreeSize

  • Windows only; the editions page lists Windows desktop editions.
  • Prices are shown in euros on the site and may differ by region; the free edition is limited to private use.
  • Duplicate search and usage comparison need a paid edition.
TreeSize pricing and details

Common questions

What are the alternatives to TreeSize?

The alternatives to TreeSize in this directory are WizTree, WinDirStat and DaisyDisk. Each one has a side-by-side comparison with TreeSize.

Is there a free alternative to TreeSize?

Yes. WinDirStat is free to use. WizTree has a free plan alongside paid ones.

Which TreeSize alternatives work on macOS?

The TreeSize listing does not include a macOS app. WizTree and DaisyDisk list one.

Is there an open-source alternative to TreeSize?

WinDirStat is described as open source on its own site.

When were these prices checked?

Each listing shows its own date. On this page they run from Oct 6, 2026 to Nov 12, 2026. Vendors change prices without notice, so confirm on their site before you buy.

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