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Prss

Mastering Compressor

Prss
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A dual-channel mastering compressor with independent L/R controls. Features adjustable threshold, attack, release, ratio, mix, and sidechain HPF.

Key Features

Independent L/R Processing

Process left and right channels separately with dedicated threshold, attack, release, ratio, mix, and gain controls for each side.

[Feature image]
[Feature image]

M/S Compression

Mid/side compression mode for precise stereo bus control. Tighten the center while preserving width, or vice versa.

Sidechain HPF

Protect your low end from triggering the compressor. Adjustable high-pass filter on the sidechain keeps bass frequencies transparent.

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[Feature image]

Auto Release

Program-dependent release for natural, transparent compression. Adapts automatically to the dynamics of your material.

Parallel Compression

Built-in mix knob for instant parallel compression. Blend dry and compressed signals without additional routing.

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Detailed Features

Gain Reduction

Core compression controls

Threshold

Level above which compression begins

−40 dB – 0 dB

Attack

Time to reach full compression

0.1 ms – 100 ms

Release

Time to return to normal gain

10 ms – 1000 ms / Auto

Ratio

Compression ratio

1:1 – ∞:1

SC HPF

Sidechain high-pass filter

Off – 300 Hz

Output

Mix and gain controls

Mix

Dry/wet blend for parallel compression

0% – 100%

Gain

Output makeup gain

−12 dB – +12 dB

Routing

Channel configuration

L/R Mode

Independent left/right processing

Default

M/S Mode

Mid/side compression

Toggle

Link

Lock both channels together

On / Off

Hear it in Action

Audio demo coming soon

Specifications

FormatVST3, AU, AAX
macOS11 (Big Sur) and later · Intel x64, Apple Silicon
WindowsWindows 10 and later · x64
Sample Rate44.1 kHz – 192 kHz
Bit Depth64-bit floating point
Latency0 samples
ChannelsStereo (L/R, M/S)

Get Prss

The glue your master needs.