Suggestions appear as you type. Use the up and down arrows to choose one and Enter to open it.

This page's audience our own tag's counts — open to see them
–Visits
–Page views
–Clicks to vendors
–Time on page
–Reading now
Clicks to vendors, by tool
  • –
Top countries
  • –
Devices
  • –

– · visits, page views and clicks counted by our own tag, which counts more than our checked analytics; every figure rounded down · how we count

Head-to-head · Duplicate File Finders

AllDup vs dupeGuru

  • 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
dupeGuru #6 in Duplicate File Finders 8.2/10 Free plan Free plan✓ 3 of 4 features Visit dupeGuru

AllDup leads on 1 check, dupeGuru on 0, and 4 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 8.2 out of 10; our editors rank them #1 and #6.

On platform coverage, dupeGuru gives you Cross-platform where AllDup offers Windows. AllDup offers file preview; dupeGuru doesn't.

AllDup is the better fit for windows users wanting a fully free finder. dupeGuru is the better fit for free users needing media-aware matching.

  • AllDup fits best

    Windows users wanting a fully free finder

  • dupeGuru fits best

    Free users needing media-aware matching

Advertiser disclosure: iTechGuides is reader-supported. Vendors can pay for top positions in our rankings and for a place on other products' pages, and we may earn a commission when you click some links. Bought places stand at the number bought; this page and our disclosure say so. Paying vendors may get a fuller, more detailed review from our editors, and that review can change their score. How we rank.

Side by side

Feature AllDup 9.0/10 Visit ↗ dupeGuru 8.2/10 Visit ↗
At a glance
Editor score 9.0 8.2
Ranking #1 in Duplicate File Finders #6 in Duplicate File Finders
Best for Windows users wanting a fully free finder Free users needing media-aware matching
Pricing model Free Free
Starting price Free plan Free plan
Free plan ✓ ✓
Free trial — —
Deployment Desktop Desktop
Platforms Windows Windows, macOS, Linux
Features AllDup 4/4 · dupeGuru 3/4
File preview ✓ (best) —
Automatic selection ✓ ✓
Recycle Bin / Trash ✓ ✓
Folder exclusions ✓ ✓
Specs
Platform coverage Windows Cross-platform
Scan locations local drives and storage media; network paths and shares; archive files including ZIP, RAR, and 7Z User-selected folders on the computer; selected folders can be set as normal, reference, or excluded.
Match methods file content; image similarity; sound similarity; filename; file size; modification or creation date; file attributes; hard links; video or sound duration File contents using size grouping and MD5 hashes; filename or music-tag word matching; fuzzy word similarity; picture-block color comparison.
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
  • Supports exact, fuzzy filename, music-tag and picture matching
  • Runs on Windows, macOS and Linux
  • Lets users review, filter and manage grouped duplicate results
Cons
  • Available only for Windows
  • Does not include AI features
  • Integrations focus on Windows media and document applications
  • Scanning centers on folders selected by the user
  • Offers no AI-assisted duplicate detection
  • Release versions vary across official distribution channels
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 →

dupeGuru is a free, open-source desktop application for finding duplicate files on Windows, macOS and Linux. It suits users who want to inspect and manage duplicates on local computers, especially when filename matching alone is not…

Read the review →
  1. AllDupDuplicate File Finders 9.0Free plan
  2. dupeGuruDuplicate File Finders 8.2Free 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

  • dupeGuru — where it wins

    • Supports exact, fuzzy filename, music-tag and picture matching
    • Runs on Windows, macOS and Linux
    • Lets users review, filter and manage grouped duplicate results

    Where it doesn't

    • Scanning centers on folders selected by the user
    • Offers no AI-assisted duplicate detection
    • Release versions vary across official distribution channels

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