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PTGui vs Hugin: catalog facts
PTGui	Hugin
Paid Commercial software, with HDR features reserved for the Pro edition.	Free Free and open source.
Windows, macOS, Linux	Windows, macOS, Linux
Automatic alignment of overlapping photos, including multi-row sets Supports fisheye and other lens types	Stitches any series of overlapping photos into a panorama Built on the established Panorama Tools library
Commercial licence required HDR panoramas need the Pro edition	Stitching workflow has many options that take time to learn Download locations vary by platform
Downloadable app	Downloadable app
Closed source	Open source
License: Proprietary	License not stated
Not stated if an account is needed	No account needed
Not stated if it works offline	Works offline
Official website Full listing and sources Checked September 23, 2026	Official website Full listing and sources Checked September 23, 2026

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