Screenshot (graphical)
Screenshot (text mode)

Audio Samples
Sum Test
License Info

Quick Start: Linux
Quick Start: Windows
Quick Start: Mac

New Documentation
Online Manual

Mixer4 is an audio mixer and processor that can be controlled through simple text files.
It is very small, fast, and stable and runs on a variety of operating systems.


   A New Sum Test

   Aug 18, 2016: Recorder7 update (important bug fix)
   Jul 29, 2016: Recorder7 update (feature: a complete internal submix system!)
   Jul 27, 2016: Recorder7 update (important bug fix)
   Jul 22, 2016: Songcab update (major bug fixes and features)
   Jul 13, 2016: Mixer4 update
   Jul 13, 2016: Hdrfix update (feature)
   Jul 13, 2016: Limpet update (feature)
   Jul 09, 2016: Mixer4 update (features and fixes)
   Jul 08, 2016: Limpet update (features and fixes)
   May 15, 2016: Limpet update (features)
   Apr 14, 2016: Raspberry Pi builds with newer library
   Apr 11, 2016: Recorder7 update: bus volumes added
   Apr 03, 2016: Linux versions are built on a newer library
   Mar 20, 2016: Mixer4 celebrates a 4-year anniversary with free versions for all platforms!!
   Mar 06, 2016: Mixer4 update (Important bug fix)
   Feb 25, 2016: Parametric Plate Update: Improved GUI buttons. FLTK not required for Mac
   Feb 19, 2016: Recorder7 Update (fixes)
   Older news

Accessory Programs


Guide: Parametric Plate
Guide: Limpet
Guide: Multiedit
Guide: Cuegen
Guide: Songcab
Guide: Recorder7
Guide: Waveplayer
Guide: Metronome
Guide: Rebounder
Guide: Sweeper
Guide: Editor
Guide: Cwavefm
Guide: Trec
Guide: Refpitch
Guide: Hdrfix
Guide: Wavesplitter

Parametric Plate is an optional graphical interface for Mixer4

Limpet a text editor designed for data entry

Multiedit is a tool for comping drum or instrument multitracks

Cuegen is a cue sheet generator

Songcab is a songwriting and recording tool with a playlist

Recorder7 is a multitrack player and recorder

Waveplayer is a .wav player with looping capability

Metronome has the option for programmable tempo and meter changes

Rebounder is a command line based delay tool with a simple router

Sweeper is a room frequency response testing tool

Editor is a fast text-based wave file builder

Cwavefm is a simple and fast waveform viewer for the terminal

Trec is a simple instantaneous 1-2 track recorder

Refpitch is a sine wave generator for instrument tuning

Hdrfix fixes wave file headers that do not match song length

Wavesplitter splits stereo wave files into 2 mono wave files

Contact email: mixer4 at acousticrefuge dot com
All software and audio copyright by G. Jennings 2008-2016