File ToolsFree

Duplicate File Finder

Upload multiple files and find exact duplicates by comparing their SHA-256 checksums. Files with identical hashes are grouped together regardless of their names. Helps you identify and clean up redundant files in a batch. No server upload, no signup.

Updated June 2026

  1. 1Upload multiple files
  2. 2Scan for duplicates
  3. 3Review and remove duplicates

Drop multiple files anywhere, click to browse

Files are compared by SHA-256 checksum — nothing is uploaded

How to use Duplicate File Finder

  1. 1

    Upload multiple files

    Drag and drop the batch of files you want to check.

  2. 2

    Scan for duplicates

    The tool compares file hashes to find exact duplicates.

  3. 3

    Review and remove duplicates

    See which files match and clear out the redundant copies.

Frequently asked questions

Everything you need to know about duplicate file finder.

By comparing SHA-256 checksums of every file. Two files with identical SHA-256 hashes are byte-for-byte identical, regardless of their filename, date modified, or location.

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