Diskaroo vs WizTree
Looking for a WizTree alternative? Here's an honest Diskaroo vs WizTree comparison. WizTree is fast — astonishingly fast — because it reads the NTFS Master File Table directly. On a Windows-only machine with terabyte drives, nothing in the category scans faster. Diskaroo vs WizTree only makes sense if you also use a Mac, want a unified treemap experience across both desktops, or care about specific duplicate-detection ergonomics — Diskaroo concedes the speed crown honestly.
| At a glance | Diskaroo | WizTree |
|---|---|---|
| Entry price | $2.99/mo | Free (personal) |
| Most popular plan | $14.99/yr | Paid Supporter / commercial license |
| Lifetime license | $19.99 (Mac + Windows) | Per-seat commercial / enterprise |
| Platforms | Mac · Windows | Windows |
Pick WizTree if
- ·Genuinely the fastest scanner in the category. WizTree reads the NTFS Master File Table directly, scanning terabyte drives in seconds where every other tool takes minutes.
- ·Free for personal use with no nag screens or feature gates. Most home users never need to pay anything.
- ·Mature, well-maintained, and trusted by IT admins who scan large drives daily. The reputation in the Windows community is genuinely earned.
- ·Built-in duplicate file finder that runs against the same MFT-driven scan, so duplicate scanning is also unusually fast on NTFS volumes.
- ·Tiny installer and minimal resource footprint — runs cleanly on older Windows machines where heavier tools struggle.
Pick Diskaroo if
- +One purchase covers Mac and Windows. WizTree is Windows-only and its NTFS-MFT speed advantage doesn't translate to APFS or HFS+, so a Mac user is buying something different anyway.
- +Same treemap, same shortcuts, same workflow on both desktops. A buyer who lives in both ecosystems gets one mental model instead of two tools.
- +Byte-exact duplicate detection with a deterministic three-pass strategy (size group → 64 KB partial hash → full-file hash). Fast pre-filtering followed by full hash means a flagged duplicate is identical down to the byte.
- +Modern collector tray — stage files from multiple folders before deleting anything, review the whole batch, then send to trash in one action.
- +Honest, generic-filesystem scanner. Diskaroo doesn't depend on a single filesystem's metadata format, so it behaves the same on internal drives, external drives, network volumes, and non-NTFS partitions.
Full feature comparison
Verified 2026-05-08. Source linked at the bottom.
| Feature | Diskaroo | WizTree |
|---|---|---|
| Price (entry) | $2.99/mo | Free (personal) |
| Lifetime price | $19.99 | Paid (commercial) |
| Platforms | Mac + Windows (one license) | Windows only |
| Scan speed (NTFS large drive) | Standard walk | MFT-direct (fastest in category) |
| Visualization | Treemap (squarified) | Treemap |
| Drill-in / breadcrumbs | Yes | Yes |
| Filters (size, type) | Yes | Yes |
| Collector / staging tray | Yes | No |
| Duplicate detection | Yes — byte-exact 3-pass (Pro) | Yes |
| File-age view | Planned | Yes |
| Scheduled scans | Planned | No |
| Scan comparison over time | Planned | No |
| APFS / HFS+ scanning | Yes (Mac) | No |
| Network / non-NTFS volumes | Standard | Slower (no MFT shortcut) |
| Commercial license clarity | One price covers personal and commercial | Free personal / paid commercial |
| Years on market | <2 | 10+ |
| Trust artifacts | Apple Developer ID + Azure Trusted Signing | Signed installer |
Bottom line
WizTree is the fastest scanner I've ever used on Windows, and I'm not going to pretend otherwise. If your only machine is a Windows desktop with a multi-terabyte NTFS drive and you scan often, WizTree is probably the right tool — the MFT-direct trick is genuinely impressive and it's free for personal use. Diskaroo is the right call if you also use a Mac (one license, both desktops, same workflow) or if your duplicate-file pain matters more than raw scan speed. The category isn't winner-take-all here — different buyers want different things, and WizTree's speed is real.
FAQ
Is WizTree really faster than Diskaroo?+
On NTFS-formatted Windows drives, yes — substantially so. WizTree reads the Master File Table directly, which is a fundamentally faster approach than walking the filesystem. Diskaroo uses a standard scan, which is slower on huge drives but works the same way on every filesystem and every platform.
Does WizTree find duplicates?+
Yes. WizTree has a duplicate finder that benefits from the same MFT-driven scan, so it's fast. Diskaroo's duplicate detection runs a three-pass byte-exact match (size group, 64 KB partial hash, full-file hash), which prioritizes correctness over raw speed. Both will catch real duplicates; neither catches fake ones.
Is WizTree free?+
Free for personal use. Commercial use requires a paid Supporter or business license. Diskaroo is paid up front but the same license covers personal and commercial use, plus both Mac and Windows.
Why would I pay for Diskaroo if WizTree is faster and free?+
If you're Windows-only and only care about speed, you probably shouldn't. Diskaroo wins when you need Mac and Windows under one license, when filesystem-agnostic behavior matters (network shares, external drives, non-NTFS volumes), or when the workflow polish is worth $19.99 to you.
Does Diskaroo's duplicate detection work the same way as WizTree's?+
Different approach. Diskaroo's three-pass algorithm groups by size, then partial-hashes the first 64 KB, then full-hashes any remaining matches. The full hash means a flagged duplicate is byte-identical, not just same-size or same-prefix.
More Diskaroo comparisons
Pricing verified 2026-05-08. WizTree pricing source. Subject to change.