Duplicate File Finder
Find byte-identical files by comparing local SHA-256 hashes.
Last updated: 2026-10-26
Free Online Duplicate File Finder
Use this free online duplicate file finder tool directly in your browser without installing software. Fast, mobile friendly and easy to use.
Duplicate File Finder
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About This Tool
About Duplicate File Finder
Find byte-identical files by comparing local SHA-256 hashes. Processing happens locally in your browser.
How to use it
- Enter text or select a local file.
- Run the tool and review the result.
- Download or save the output where available.
Frequently Asked Questions
Is this tool free?
Yes, use it in your browser without an account.
Is my data uploaded?
No. Processing happens locally in your browser.
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