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Tonfotos vs Shotwell: catalog facts
Tonfotos	Shotwell
Freemium Free download for Windows, macOS and Linux, with a paid version available.	Free Free and open source under the LGPL 2.1.
Windows, macOS, Linux, Android	Linux
Face recognition that learns from photos you have tagged Treats PC, drives and NAS as one archive	Imports and organises a photo library on the desktop Simple enhancement tools for quick fixes
Not open source Some features require the paid version	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
Not stated if an account is 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 23, 2026

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