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SoundConverter vs LameXP: catalog facts
SoundConverter	LameXP
Free Free and open source under the GPL-3.0 licence.	Free Free and open source under the GNU GPL.
Linux	Windows
Reads anything GStreamer supports Multithreaded batch conversion	Encodes to MP3, AAC, Ogg Vorbis, Opus and FLAC Multi-threaded batch processing
Linux and GNOME focused MP3 output depends on the GStreamer LAME plugin	Linux only through Wine Some antivirus programs falsely flag the downloads
Downloadable app	Downloadable app
Open source	Open source
License: GPL-3.0	License: GPL-2.0-or-later
No account needed	No account needed
Works offline	Works offline
Official website Full listing and sources Checked October 1, 2026	Official website Full listing and sources Checked October 2, 2026

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