MP3Gain - A free automatic mp3 volume normalizer.
HandBrake - HandBrake allows users to easily convert video files into a wide variety of different formats.
QMP3Gain - Graphical user interface front end supporting MP3Gain engine which analyzes and losslessly adjusts...
Freemake Video Converter - Freemake Video Converter Converts 500+ Formats & Gadgets FREE! Convert to MP4, AVI, MKV, WMV, DVD, Xvid. FREE Download. **Voted Best of 2018** Comes with FREE…
wxMP3gain - Needs to be compiled.
File Converter - Convert & compress everything in 2 clicks!