Compare software

gThumb vs XnView MP: catalog facts
gThumb	XnView MP
Free Free and open source under the GPL version 2 or later.	Freemium Free for private and educational use. A commercial licence is required for business use.
Linux	Windows, macOS, Linux
Native GNOME desktop application Works on local folders without a server	Reads more than five hundred formats including RAW, HEIC and JPEG XL Batch conversion, renaming and adjustment across whole folders
Linux only No cloud sync or phone backup	Closed source Commercial use requires a paid licence
Downloadable app	Downloadable app
Open source	Closed source
License: GPL-2.0-or-later	License not stated
No account needed	No account needed
Works offline	Works offline
Official website Full listing and sources Checked September 23, 2026	Official website Full listing and sources Checked September 21, 2026

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