Duplicate File Finder
Files → Duplicate Groups
Upload a batch of files to automatically detect and group exact binary duplicates using SHA-256 hashing.
About this tool
About Duplicate File Finder
Duplicate File Finder is a free, browser-based tool that lets you upload a batch of files to automatically detect and group exact binary duplicates using SHA-256 hashing. It supports Files → Duplicate Groups. Everything runs locally on your device, so your files are never uploaded to a server. There's no sign-up, no watermark, and no limit — just open Duplicate File Finder, add your input, and get results instantly.
How to use Duplicate File Finder
1
Upload Files
Select multiple files to scan.
2
View Duplicates
Groups files with matching SHA-256 binary hashes.
Key features
Exact Binary Matching
Identifies exact duplicate files based on binary hash signatures.
100% Private
Duplicate File Finder processes your data locally in the browser. Nothing is uploaded, tracked, or stored u2014 your files never leave your device.
Completely Free
Use Duplicate File Finder as much as you want with no fees, no watermarks, and no hidden limits.
No Installation
Duplicate File Finder runs in any modern browser. There's nothing to download, install, or configure.
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