Release date: 
Saturday, 4 March, 2017



Authors/Port authors:

Utility to adjust volume of mp3 and aac files. Aacgain is a modification to Glen Sawyer's excellent mp3gain program. It supports AAC (mp4/m4a/QuickTime) audio files in addtion to mp3 files.

This software is distributed as compressed package. You have to download and manually install it; if prerequisites are required, you will have to manually install them too.

Manual installation

Program is distributed as ZIP package: download to temporary directory and unpack to destination folder. See below for download link(s).

Unpack to destination folder (better if in PATH).

You can install the prerequisites with rpm running the following string in a command line:

yum install libc libgcc1 libssp libstdc++6 libstdc++ libsupc++6 libsupc++ libgcc-fwd

Following ones are the download links for manual installation:

Aacgain v. 1.9 (4/3/2017) Readme/What's new
WHAT'S NEW IN VERSION 1.9 a) Fixed a bug in mp4v2 which caused iTunes music video files to fail with "not a valid mp4/m4a file" error. b) Gives a more meaningful error message when attempting to process Apple Lossless files. c) Built with updated mp4v2 from Google Code, which should build error-free on modern Windows and Linux systems. d) Built with updated faad2 code, which should build error-free on modern Windows and Linux systems. d) Built with latest mp3gain version 1.5.2 sources checked into CVS, which include id3v2 tag support. e) MSVC++ solution and project files have been converted to Visual C++ 2010 Express Edition.
Aacgain v. 1.8 (30/11/2014) Readme/What's new
WHAT'S NEW IN VERSION 1.8 a) Built with mpeg4ip/mp4v2 version 1.6.1. aacgain 1.7.1 was built with version 1.5.20. mp4v2 version 1.6.1 corrects problems that corrupted video files containing Quicktime chapter markers. b) Built with latest mp3gain version 1.4.7 sources checked into CVS. The mp3gain changes made since 1.7.1 support sample rates up to 96000. Previous versions had a maxmimum sample rate of 48000. c) Ignores faad2 "scalefactor out of range" errors. These errors resulted in "invalid file format" errors on apparently good files.
Record updated last time on: 04/12/2019 - 14:57

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