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Latest installers and user manuals.

Loudness Series v5.7.1

Choose your operating system to download the latest installer or package below.

The Loudness Series download includes all the latest APU Software plug-ins and applications. See the individual product download sections below for separate installers/packages, supported software formats, and user manuals.

System requirements: macOS 10.14 (x64, ARM), Windows 10 (x86, x64), OpenGL 3.2.

Loudness Meter v5.7.1

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macOS Windows User Manual

Windows 32-bit | Linux

The user manual above is also available on the live docs site.

System requirements: macOS 10.14 (x64, ARM), Windows 10 (x86, x64), OpenGL 3.2.
Supported software formats: Standalone application, VST, AU, AAX (Pro Tools 11+).

Loudness Leveler v5.7.1

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macOS Windows User Manual

Windows 32-bit | Linux

The user manual above is also available on the live docs site.

System requirements: macOS 10.14 (x64, ARM), Windows 10 (x86, x64), OpenGL 3.2.
Supported software formats: Standalone application, VST, AU, AAX (Pro Tools 11+).

Loudness Compressor v5.7.1

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macOS Windows User Manual

Windows 32-bit | Linux

The user manual above is also available on the live docs site.

System requirements: macOS 10.14 (x64, ARM), Windows 10 (x86, x64), OpenGL 3.2.
Supported software formats: Standalone application, VST, AU, AAX (Pro Tools 11+).

Dynamics Optimizer v5.7.1

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macOS Windows User Manual

Windows 32-bit | Linux

The user manual above is also available on the live docs site.

System requirements: macOS 10.14 (x64, ARM), Windows 10 (x86, x64), OpenGL 3.2.
Supported software formats: Standalone application.

Loudness Limiter v5.7.1

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macOS Windows User Manual

Windows 32-bit | Linux

The user manual above is also available on the live docs site.

System requirements: macOS 10.14 (x64, ARM), Windows 10 (x86, x64), OpenGL 3.2.
Supported software formats: Standalone application, VST, AU, AAX (Pro Tools 11+).

Spectrum Analyzer v5.7.1

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macOS Windows User Manual

Windows 32-bit | Linux

The user manual above is also available on the live docs site.

System requirements: macOS 10.14 (x64, ARM), Windows 10 (x86, x64), OpenGL 3.2.
Supported software formats: Standalone application, VST, AU, AAX (Pro Tools 11+).

Loudness Contour v5.7.1

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macOS Windows User Manual

Windows 32-bit | Linux

The user manual above is also available on the live docs site.

System requirements: macOS 10.14 (x64, ARM), Windows 10 (x86, x64), OpenGL 3.2.
Supported software formats: Standalone application, VST, AU, AAX (Pro Tools 11+).

TrueGain v5.7.1

Choose your operating system to download the latest installer or package below.

macOS Windows User Manual

Windows 32-bit | Linux

The user manual above is also available on the live docs site.

System requirements: macOS 10.14 (x64, ARM), Windows 10 (x86, x64), OpenGL 3.2.
Supported software formats: Standalone application, VST, AU, AAX (Pro Tools 11+).

Release Notes

Version 5.7.1

Raster shader improvements
Fix popup menu text being trimmed
Fix some presets not using correct raster type

Version 5.7.0

Average/Integrated gain compensation feature (compressor)
Fix speaker calibration signal levels (contour/truegain)
Purpose presets for precise target matching (compressor/optimizer/limiter/leveler/meter)
Improve range sliders for narrow bands

Version 5.6.2

Upgrade to JUCE 8.0.14
Option for reset on play (meter/spectrum)

Version 5.6.1

Linux bundle fix

View earlier release notes