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XnView MP vs Shotwell: catalog facts
XnView MP	Shotwell
Freemium Free for private and educational use. A commercial licence is required for business use.	Free Free and open source under the LGPL 2.1.
Windows, macOS, Linux	Linux
Reads more than five hundred formats including RAW, HEIC and JPEG XL Batch conversion, renaming and adjustment across whole folders	Imports and organises a photo library on the desktop Simple enhancement tools for quick fixes
Closed source Commercial use requires a paid licence	Linux only Editing is basic compared with dedicated RAW editors
Downloadable app	Downloadable app
Closed source	Open source
License not stated	License: LGPL-2.1
No account needed	No account needed
Works offline	Works offline
Official website Full listing and sources Checked September 21, 2026	Official website Full listing and sources Checked September 23, 2026

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