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API & MCP

MD5sum

Calculates the MD5 hash of a file (up to 500MB) directly from your browser, without uploading it.

As of May 2026, MD5sum has 512 users and a 4.29/5 rating from 7 reviews.

Jr. Hames
Chrome Web Store ↗.crx
Usersdown 10.6 percent−10.6%
512
512
Ratingno change0%
4.29
7 reviews
Reviewsno change0%
7
Version
3.5
Manifest V2

History

3 snapshots

Tracking since Apr 1, 2026.

577.88542.5507.12Apr 1, 2026May 30, 2026
View as table
DateUsersRatingReviewsVersion
Apr 1, 20265734.2973.5
May 1, 20265644.2973.5
May 30, 20265404.2973.5
Now5124.2973.5

Permissions & access

Permissions
None declared
Host access
None declared

Screenshots

MD5sum screenshot 1

About

Just drag any file (up to 500MB) from your desktop to this web application and it will calculate it's MD5 sum right on your browser. Don't worry, your file will not be uploaded.

2013-10-04: Fixed issue that broke the md5summer on Google Chrome 25+

Technical

Version
3.5
Manifest
V2
Size
6.82KiB
Min Chrome
—
Languages
2
Featured
No

Metadata

ID
aljmmecjkheogmcmbffbpmhbgnkijhlk
Developer ID
u07736cac4b748fbae0a571937921bcbe
Developer Email
[email protected]
Created
Apr 12, 2012
Last Updated (Store)
Aug 10, 2013
Last Scraped
May 30, 2026
Support URL
—
Privacy Policy
—

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Data sourced from the Chrome Web Store · last verified May 30, 2026.