Duplicate File Finder

Find and identify duplicate files by comparing their content using SHA256 checksums

Browser local

Select at least 2 files to find duplicates

How to Use the Results

  1. 1. Review duplicate groups: Each group contains files with identical content
  2. 2. Keep one copy: For each group, keep one file (marked "Keep") and delete the rest
  3. 3. Save space: Deleting duplicates will free up the "Potential Savings" amount
  4. 4. Export report: Download a detailed report for reference before deleting files
Help, FAQs & related tools
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What this tool does

Duplicate File Finder helps you find and identify duplicate files by comparing their content using SHA256 checksums.

What you get

Duplicate File Finder produces a direct output in this page and is designed to keep processing on your device.

Something not working? Report a bug

Report a bug

If this tool misbehaves, share a quick summary so we can investigate. We include the tool URL automatically—no need to copy and paste.

Session file-tool analysis history

Keep a local, session-only record of successful file analyses in this browser session.

No analysis results yet. Run a file analysis to populate this panel.

Session download history

Re-download generated file outputs from this browser session.

No generated outputs yet. Use a file tool in this session to populate this panel.