MP3Gain - A free automatic mp3 volume normalizer.
Ytmp3.cc - By using our converter you can easily convert YouTube videos to mp3 (audio) or mp4 (video) files and download them for free - this service works for computers, tablets and mobile devices.
QMP3Gain - Graphical user interface front end supporting MP3Gain engine which analyzes and losslessly adjusts...
VidToMP3.com - VidToMP3.
easyMP3Gain - Graphical User Interface (GUI) for MP3Gain, VorbisGain and AACGain (enables you to modify the...
OnlineVideoConverter.com - OnlineVideoConverter.