YouTube mp3 version history - 1 version
YouTube mp3 by Addon Developer
Be careful with old versions! These versions are displayed for testing and reference purposes.
You should always use the latest version of an add-on.
Latest version
Version 1.2
Released Dec 14, 2020 - 33.55 KBWorks with firefox 52.0 and laterSource code released under Mozilla Public License, version 2.0