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XnConvert vs XL Converter: catalog facts
XnConvert	XL Converter
Free Free to download and use, per the developer.	Free Free and open source under the GPLv3.
Windows, macOS, Linux, Android	Windows, Linux
More than 80 chainable batch actions Broad format support including RAW, HEIC, AVIF and JPEG-XL	Supports JPEG XL, AVIF and JPEGLI encoding Lossless, reversible JPEG to JPEG XL transcoding
Closed source Focused on batch work rather than editing single images by hand	macOS build is a deprecated beta Focused on conversion rather than editing
Downloadable app	Downloadable app
Closed source	Open source
License not stated	License: GPL-3.0-only
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 October 1, 2026

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