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Head-to-head · Duplicate File Finders

Czkawka vs Cisdem Duplicate Finder

  • Updated Oct 2026
  • Both researched from official sources
  • 5 checks side by side
Higher score Czkawka #2 in Duplicate File Finders 8.8/10 Free plan Free plan✓ 4 of 4 features Visit Czkawka
Cisdem Duplicate Finder #11 in Duplicate File Finders 7.4/10 Paid ✓ 4 of 4 features Visit Cisdem

Czkawka leads on 1 check, Cisdem Duplicate Finder 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 scoreCzkawka · 8.8/10
  • Free planonly Czkawka

Czkawka scores higher on our rubric for duplicate file finders: 8.8 against 7.4 out of 10; our editors rank them #2 and #11.

Czkawka offers free plan; Cisdem Duplicate Finder doesn't.

Czkawka is the better fit for technical users wanting free cross-platform software. Cisdem Duplicate Finder is the better fit for cross-platform users with cloud libraries.

  • Czkawka fits best

    Technical users wanting free cross-platform software

  • Cisdem Duplicate Finder fits best

    Cross-platform users with cloud libraries

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Side by side

Feature Czkawka 8.8/10 Visit ↗ Cisdem Duplicate Finder 7.4/10 Visit ↗
At a glance
Editor score 8.8 7.4
Ranking #2 in Duplicate File Finders #11 in Duplicate File Finders
Best for Technical users wanting free cross-platform software Cross-platform users with cloud libraries
Pricing model Free Paid
Starting price Free plan $24.99/device/yr
Free plan ✓ (best) —
Free trial — —
Deployment Desktop, Mobile Desktop
Platforms Windows, macOS, Linux, Android Windows, macOS
Built for Solo, Small business Solo, Small business
Features Czkawka 4/4 · Cisdem Duplicate Finder 4/4
File preview ✓ ✓
Automatic selection ✓ ✓
Recycle Bin / Trash ✓ ✓
Folder exclusions ✓ ✓
Specs
Platform coverage Cross-platform Cross-platform
Scan locations User-selected local directories and paths Selected folders and drives, external storage, Mac Photos libraries, and OneDrive and Dropbox accounts on Windows; Mac scans synced cloud folders locally.
Match methods File name, file size, name and size, or full-content hash XXH3 content hashing with file-size prefiltering for duplicate files; visual-content methods for similar photos, including DINOv2 Small on Windows and Histogram, Features, and pHash on Mac.
Our review
Pros
  • Free and open source across Windows, macOS, Linux, and Android
  • Multiple hash methods, caching, exclusions, previews, and selection presets
  • CLI support for scripting, dry runs, JSON output, and automated deletion
  • Matches duplicates by content, not just filenames
  • Finds visually similar, edited, resized, and burst photos
  • Scans drives, removable media, cloud accounts, and media libraries
Cons
  • Scan locations are limited to user-selected directories and files
  • Media matching is narrower than its broader file-cleanup toolkit
  • The legacy GTK interface no longer receives new binaries
  • No free plan; paid access starts at $39.99 one time
  • Each listed license covers 1 PC
  • Some AI similar-photo features differ between Windows and macOS
Our verdict

Czkawka is a free, open-source file-cleanup suite for technical users who want duplicate detection across Windows, macOS, Linux, and Android-related frontends. It identifies duplicates by file name, size, full-file hash, or combined size…

Read the review →

Cisdem Duplicate Finder is desktop software for Windows and macOS that identifies duplicate files through file-content comparison and finds visually similar photos. It is suited to people managing internal drives, external storage, SD…

Read the review →
  1. CzkawkaDuplicate File Finders 8.8Free plan
  2. Cisdem Duplicate FinderDuplicate File Finders 7.4Paid

Strengths and trade-offs

  • Czkawka — where it wins

    • Free and open source across Windows, macOS, Linux, and Android
    • Multiple hash methods, caching, exclusions, previews, and selection presets
    • CLI support for scripting, dry runs, JSON output, and automated deletion

    Where it doesn't

    • Scan locations are limited to user-selected directories and files
    • Media matching is narrower than its broader file-cleanup toolkit
    • The legacy GTK interface no longer receives new binaries

  • Cisdem Duplicate Finder — where it wins

    • Matches duplicates by content, not just filenames
    • Finds visually similar, edited, resized, and burst photos
    • Scans drives, removable media, cloud accounts, and media libraries

    Where it doesn't

    • No free plan; paid access starts at $39.99 one time
    • Each listed license covers 1 PC
    • Some AI similar-photo features differ between Windows and macOS
  • Czkawka8.8/10 · Free plan

    A free, scriptable duplicate finder for technical users across Windows, macOS, Linux, and Android.

    Visit CzkawkaFull verdict →
  • Cisdem Duplicate Finder7.4/10 · Paid

    A capable cross-platform duplicate finder with cloud coverage and no free plan.

    Visit CisdemFull verdict →

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