Compare software

qaac vs FAAC: catalog facts
qaac	FAAC
Free Free to download, with source published on GitHub.	Free Free and open source under the LGPL-2.1-or-later license.
Windows, Command line	Command line
Uses Apple's AAC encoder on Windows Encodes both AAC and ALAC	Encodes AAC-LC and HE-AAC v1 Supports mono through 7.1 audio
Command line only, no graphical interface Windows only	Patent royalties may apply to some uses
Downloadable app	Downloadable app
Open source	Open source
License: Public Domain	License: LGPL-2.1
No account needed	Not stated if an account is needed
Works offline	Not stated if it works offline
Official website Full listing and sources Checked October 2, 2026	Official website Full listing and sources Checked October 8, 2026

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