Downloading QMP3Gain 0.9 from the developer's website was possible when we last checked. We cannot confirm if there is a free download of this software available. The latest version of the program is supported on PCs running Windows XP/Vista/7/8/10/11, 32-bit.
The most popular version of the program is 0.9. Qmp3gain.exe is the most frequent filename for this program's installer. This free program is an intellectual property of Zsolt Branyiczky. The program lies within Multimedia Tools, more precisely Codecs. We recommend checking the downloaded files with any free antivirus.
From the developer:
Perform ReplayGain analysis of MP3 files.
Graphical user interface front end supporting MP3Gain engine which analyzes and adjusts mp3 files to a specified target volume. A complete re-creation (made in QT4) of the original MP3Gain GUI, however it can be run on more platforms.
You may want to check out more software, such as Microsoft Office Sounds, Audiograbber SE or SoundSoap PE, which might be similar to QMP3Gain.