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jhead vs Attribute Changer: catalog facts
jhead	Attribute Changer
Free Free and released into the public domain.	Free Downloaded from the developer's website; no paid tier is mentioned.
Windows, macOS, Linux, Command line	Windows
Batch fixes for wrong camera clock times Renames files by the date a picture was taken	Changes file and folder dates and times in many ways, including partial updates and randomization Edits EXIF date and time in JPEG photos
Works with JPEG files only Command line only, with no graphical interface	Windows only Not open source
Downloadable app	Downloadable app
Closed source	Closed source
License: Public Domain	License not stated
No account needed	Not stated if an account is needed
Works offline	Works offline
Official website Full listing and sources Checked October 2, 2026	Official website Full listing and sources Checked October 1, 2026

Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.