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Head-to-head · Duplicate File Finders

AllDup vs Wise Duplicate Finder

  • Updated Oct 2026
  • Both researched from official sources
  • 5 checks side by side
Higher score AllDup #1 in Duplicate File Finders 9.0/10 Free plan Free plan✓ 4 of 4 features Visit AllDup
Wise Duplicate Finder #3 in Duplicate File Finders 8.7/10 Free plan Free plan✓ 3 of 4 features Visit WiseCleaner

AllDup leads on 0 checks, Wise Duplicate Finder on 0, and 5 are even. Who comes out ahead on the 5 yes/no, price and count checks where we have data for both products. The editor score weighs everything else too.

Our verdict

  • Highest scoreAllDup · 9.0/10
  • Free planboth
  • Most featuresAllDup · 4 of 4

AllDup scores higher on our rubric for duplicate file finders: 9.0 against 8.7 out of 10; our editors rank them #1 and #3.

AllDup is the better fit for windows users wanting a fully free finder. Wise Duplicate Finder is the better fit for budget-conscious Windows users.

  • AllDup fits best

    Windows users wanting a fully free finder

  • Wise Duplicate Finder fits best

    Budget-conscious Windows users

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Side by side

Feature AllDup 9.0/10 Visit ↗ Wise Duplicate Finder 8.7/10 Visit ↗
At a glance
Editor score 9.0 8.7
Ranking #1 in Duplicate File Finders #3 in Duplicate File Finders
Best for Windows users wanting a fully free finder Budget-conscious Windows users
Pricing model Free Free plan + paid
Starting price Free plan $11.97/device/yr
Free plan ✓ ✓
Free trial — —
Deployment Desktop Desktop
Platforms Windows Windows
Features AllDup 4/4 · Wise Duplicate Finder 3/4
File preview ✓ ✓
Automatic selection ✓ ✓
Recycle Bin / Trash ✓ ✓
Folder exclusions ✓ (best) Not checked yet
Specs
Platform coverage Windows Windows
Scan locations local drives and storage media; network paths and shares; archive files including ZIP, RAR, and 7Z Selected folders and disks; multiple folders and drives are supported
Match methods file content; image similarity; sound similarity; filename; file size; modification or creation date; file attributes; hard links; video or sound duration File name and size; partial content (first and last 1 KB, MD5); entire content (MD5)
Our review
Pros
  • Matches files by content, names, metadata, media similarity, and duration
  • Scans local storage, network paths, and ZIP, RAR, and 7Z archives
  • Previews results and automates selection before sending files to Recycle Bin
  • Compares names and sizes, partial content, or full file content
  • Previews grouped results and sends deletions to the Recycle Bin
  • Pro backs up duplicates and restores them to their original locations
Cons
  • Available only for Windows
  • Does not include AI features
  • Integrations focus on Windows media and document applications
  • Available only for Windows desktop
  • Automatic date-based selection is limited to Pro
  • Free covers searching and deletion, not backup and restore
Our verdict

AllDup is a free Windows utility for locating and managing duplicate files across local drives, storage media, network paths, and supported archive files. It suits Windows users who want broad control without a paid plan, including private…

Read the review →

Wise Duplicate Finder is a Windows desktop utility for locating and removing duplicate documents, photos, videos, and other files. It fits people who want to reclaim space or organize files by reviewing matches themselves, especially…

Read the review →
  1. AllDupDuplicate File Finders 9.0Free plan
  2. Wise Duplicate FinderDuplicate File Finders 8.7Free plan

Strengths and trade-offs

  • AllDup — where it wins

    • Matches files by content, names, metadata, media similarity, and duration
    • Scans local storage, network paths, and ZIP, RAR, and 7Z archives
    • Previews results and automates selection before sending files to Recycle Bin

    Where it doesn't

    • Available only for Windows
    • Does not include AI features
    • Integrations focus on Windows media and document applications

  • Wise Duplicate Finder — where it wins

    • Compares names and sizes, partial content, or full file content
    • Previews grouped results and sends deletions to the Recycle Bin
    • Pro backs up duplicates and restores them to their original locations

    Where it doesn't

    • Available only for Windows desktop
    • Automatic date-based selection is limited to Pro
    • Free covers searching and deletion, not backup and restore

More comparisons

All duplicate file finders comparisons → · Full ranking →

Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026

Last updated · How we research and update