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easyHDR vs Luminance HDR: catalog facts
easyHDR	Luminance HDR
Paid Paid license with a free trial.	Free Free under the GNU General Public License version 2.
Windows, macOS	Windows, macOS, Linux
Merges bracketed exposures into one HDR image Tone-mapping tuned for natural results	Merges multiple exposures into HDR images Offers batch HDR merging and tone mapping
Paid software No Linux version	Designed specifically for HDR imaging workflows
Downloadable app	Downloadable app
Closed source	Open source
License not stated	License: GPL-2.0
No account needed	Not stated if an account is needed
Works offline	Not stated if it works offline
Official website Full listing and sources Checked October 2, 2026	Official website Full listing and sources Checked October 8, 2026

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