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Plugins Plugin Week 2025: Exhibitor A-Z
  1. Tech
  2. Software & Apps
  3. Plugins

6 of the best free VST/AU plugin utilities and tools

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By Computer Music ( Computer Music ) last updated 20 September 2022

Not synths or effects, but other good stuff

When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works.

Plugins of practicality

Plugins of practicality

Some of the best free software out there is aimed not at generating or processing sounds, but aiding the process of making music.

This selection of plugins may not be as glamorous as a new synthesizer or compressor, but each and every one is a must-try!

• The best free music software and plugins: DAWs, synths effects and more

For more on making music with freeware, check out the March 2015 issue of Computer Music (CM214). Also be sure to browse our round-ups of the best free plugin synths, free mixing plugins, free sampler plugins and free creative effect plugins.

Page 1 of 7
Page 1 of 7
Voxengo Span

Voxengo Span

Span is a free spectrum analysis plugin that's designed to let you see exactly what’s going on in your tracks, frequency-wise.

Superb for mixing and mastering, you can use it to locate conflicting frequencies between tracks or to match the frequencies of your mixes to commercial tracks that you admire.

Download Voxengo Span

Page 2 of 7
Page 2 of 7
Expert Sleepers Clocker and Latency Fixer

Expert Sleepers Clocker and Latency Fixer

Clocker provides MIDI clock signals for outputting to your external hardware, giving you independent control over said hardware’s clock rate, while Latency Fixer reports latency to the host, enabling any DAW with latency compensation to adjust its timing accordingly. Ideal for DAWs that don’t compensate for the latency introduced by hardware processors.

Download Expert Sleepers Clocker and Latency Fixer

Page 3 of 7
Page 3 of 7
Bram/Smartelectronix s(M)exoscope

Bram/Smartelectronix s(M)exoscope

A feature-packed oscilloscope that gives graphical representations of your signals - an awesome audio-monitoring tool!

Download Bram/Smartelectronix s(M)exoscope

Page 4 of 7
Page 4 of 7
Beyerdynamic Virtual Studio

Beyerdynamic Virtual Studio

Check your mix with this one. It’s a plugin designed to be used in conjunction with headphones to simulate different speakers in various listening environments.

Download Beyerdynamic Virtual Studio

Page 5 of 7
Page 5 of 7
Mdsp/Smartelectronix Miditools

Mdsp/Smartelectronix Miditools

Among this trio of useful MIDI-centric plugins are ::ENV2MIDI::, which analyses the level of incoming audio and spits out MIDI CC data mimicking that curve - sort of a MIDI envelope follower - and. ::MIDICCMAP::, a MIDI CC re-mapper that can be set up to act as a proxy for MIDI learn or hardware controller boxes that lack presets, with the caveat that it only maps one controller.

Download Mdsp/Smartelectronix Miditools

Page 6 of 7
Page 6 of 7
Blue Cat Audio Gain Suite

Blue Cat Audio Gain Suite

A collection of tools designed to give you control over the volume of any audio track. They’re useful for their many automation features, mid/side ability and interconnectivity.

Download Blue Cat Audio Suite

Page 7 of 7
Page 7 of 7
Computer Music
Computer Music
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Computer Music magazine is the world’s best selling publication dedicated solely to making great music with your Mac or PC computer. Each issue it brings its lucky readers the best in cutting-edge tutorials, need-to-know, expert software reviews and even all the tools you actually need to make great music today, courtesy of our legendary CM Plugin Suite.

Get over 70 FREE plugin instruments and effects… image
Get over 70 FREE plugin instruments and effects…
…with the latest issue of Computer Music magazine
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Read more
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