Developer Tools
Duplicate File Finder
Find exact duplicate files by content hash locally in your browser, flagging older copies as safe to delete.
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About the Duplicate File Finder
The Duplicate File Finder is an online tool from Mytulify. Find exact duplicate files by content hash locally in your browser, flagging older copies as safe to delete. It runs entirely in your browser — fast, private, and unlimited on the Free plan. No account or installation needed.
Frequently asked questions
Is the Duplicate File Finder free to use?
Yes. Duplicate File Finder is free on our Free plan — unlimited use, no signup, and no watermark. Browser tools never require payment.
Is my data safe with the Duplicate File Finder?
Absolutely. Duplicate File Finder runs entirely in your browser — your data is never uploaded to any server.
How does the Duplicate File Finder work?
Find exact duplicate files by content hash locally in your browser, flagging older copies as safe to delete. Just enter your input and the result is generated instantly on your device.