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Luminance HDR vs Photomatix Pro: catalog facts
Luminance HDR	Photomatix Pro
Free Free under the GNU General Public License version 2.	Paid A one-time purchase of $99, with a free trial.
Windows, macOS, Linux	Windows, macOS
Merges multiple exposures into HDR images Offers batch HDR merging and tone mapping	Batch HDR merging for large shoots Presets tuned for real estate photography
Designed specifically for HDR imaging workflows	Paid after the trial Focused on HDR rather than general editing
Downloadable app	Downloadable app
Open source	Closed source
License: GPL-2.0	License not stated
Not stated if an account is needed	Not stated if an account is needed
Not stated if it works offline	Not stated if it works offline
Official website Full listing and sources Checked October 8, 2026	Official website Full listing and sources Checked September 24, 2026

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