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Duplicate image finder

Compare folders of photos in your browser to spot exact duplicate image files. The tool checks file size and SHA-256 hashes locally, then shows duplicate groups and a downloadable CSV report for cleanup.

Use this tool free

Browser tool

Duplicate image finder

Runs locally in your browser. The selected image is not uploaded by this tool.

JPEG, PNG, and WebP are supported by default. Specialized converters restrict the file picker to their required input format.

Choose one or more images to start.

How to use

1

Choose images

Select two or more images from your device. You can compare renamed files and mixed image formats.

2

Review duplicate groups

The browser hashes each file locally and lists groups where the files are exact byte-level matches.

3

Download the report

Save the CSV report if you need a cleanup checklist before deleting files manually.

Features

1

Runs in your browser

The tool uses browser image APIs where possible, so files stay on your device during the edit.

2

Exact duplicate groups

Files are grouped only when both byte size and SHA-256 hash match, so renamed copies are easy to verify.

3

CSV cleanup report

Download a spreadsheet-friendly report with group number, file name, type, size, and hash for handoff or archiving.

After this task

After this free tool, open Ai Enhance for the next AI editing workflow.

Continue with Ai Enhance

Specifications

Input formatsJPEG, PNG, WebP, GIF, BMP, TIFF, SVG, AVIF, HEIC/HEIF, ICO where available
Match typeExact duplicate: file size + SHA-256 hash
ProcessingClient-side browser APIs
Account requiredNo

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Common questions

Is Duplicate image finder free?

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Yes. You can use this browser tool without signing in.

Are my images uploaded?

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No. This tool is designed to process images locally in the browser.

Can it find resized or recompressed duplicates?

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No. This browser tool is intentionally exact-match only. Resized, edited, or recompressed images will usually have different hashes.

What formats are supported?

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You can select common image files including JPEG, PNG, WebP, GIF, BMP, TIFF, SVG, AVIF, HEIC/HEIF, and ICO when your browser allows them.

Need more AI editing?

Open Magic Eraser for object removal, background cleanup, AI Enhance, and other advanced edits.

Open Magic Eraser