Duplicate File Finder

Choose multiple files and group duplicates by size and cryptographic SHA-256 digest without uploading them.

Choose files to compare

0Files

0Duplicate groups

0 BDuplicate bytes beyond one copy

SHA-256Comparison

Choose multiple filesSame filename is not enough: candidates are grouped by size then verified with SHA-256 over the full file bytes.

How to use this Duplicate File Finder

Find byte-identical duplicate files using local SHA-256 hashing. Enter your values above and the result is calculated directly in your browser. No account is required.

Fast answer, clear inputs

This tool is built around one job: give the answer quickly without forcing a signup or hiding the result. Related tools are linked nearby when the next calculation or conversion is useful.