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HxD vs Free Hex Editor Neo: catalog facts
HxD	Free Hex Editor Neo
Free Freeware at no cost.	Freemium Basic editing is free; advanced features require a paid edition.
Windows	Windows
Edits raw disks and RAM as well as files No limit on file size	Handles very large files and disks Unlimited undo and redo with saved operation history
Windows only Closed source	Windows only Advanced features are reserved for paid editions
Downloadable app	Downloadable app
Closed source	Closed source
License: Freeware	License: Freeware
No account needed	No account needed
Works offline	Works offline
Official website Full listing and sources Checked October 2, 2026	Official website Full listing and sources Checked October 2, 2026

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