PhaseMistress phaser effect plugin interface by Soundtoys

PhaseMistress: Analog Phase Shifter Plugin by Soundtoys

Rated 4.8/5 on Plugin Boutique (510 ratings)

PhaseMistress is an analog-style phaser effect plugin by Soundtoys. It offers 69 built-in phasing styles, adjustable stage counts from 2 to 24, and six operation modes, including LFO, Rhythm, Step, Random and envelope-following modes.

VST3VST2AUAAXWindowsmacOS64-bit

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01Overview

PhaseMistress is built around the phaser effect, a staple of funk guitars, disco drums, jazz-fusion keys and rock vocals. Soundtoys developer describes the plugin as an attempt to capture the sound of well-known hardware phasers in a single tool. Beyond the hardware-inspired interface and presets, the plugin exposes its internal phasing circuit, letting producers shape the resonance, color and intensity of each effect. It is offered in VST3, VST2, AU and AAX formats for Windows and macOS.

Best for

Funk guitar phasing
Disco drum sweeps
Rhythm-triggered drums
Slap bass effects
Vocal phaser effects
Robotic step effects

Developer: Soundtoys
Category: Phasers
Store: Plugin Boutique

02Key features

What you get

Recreate the sounds of a wide range of hardware phasers
69 built-in analog-style phasing styles
Circuit-level options for designing custom phasers
Stage counts from 2 up to 24 stages
Six operation modes: LFO, Rhythm, Step, Random and more
Envelope follower and trigger effects that respond to audio
Draw custom LFO waveshapes and rhythmic patterns
Tempo-locked modulation

03In depth

Phaser Styles and Circuit Control in PhaseMistress

PhaseMistress includes 69 built-in phasing styles that change the internal structure of the phaser. You can set the number of stages from a subtle 2-stage sweep up to 24 stages. Resonance, color and intensity can be fine-tuned, so you can move beyond the presets and build your own phase-shifting character.

The interface is designed to resemble hardware, which keeps the core controls easy to reach while the circuit-level options remain available for deeper editing.

Modulation Modes for Rhythmic and Creative Phasing

Most phasers rely on a low-frequency oscillator for a back-and-forth sweep. PhaseMistress offers six operation modes, including LFO, Rhythm, Step and Random, along with an envelope mode that responds to the dynamics of the incoming audio.

The LFO section supports a range of shapes, and you can draw your own waveshapes in the Tweak panel. Step and Random modes produce phase shifts that jump rather than sweep, while Rhythm mode lets you program patterns or start from included ones. Envelope mode is suited to triggering the effect from drums, slap bass or rhythm guitar.

04Specs

Will it run?

Formats, systems and requirements as listed by Plugin Boutique. Missing details are left out, not guessed.

Developer	Soundtoys
Type	Plugin
Category	Phaser
Formats	VST3, VST2, AU, AAX
Operating systems	Windows, macOS
Architecture	64-bit

05FAQ

Questions, answered

What formats and operating systems does PhaseMistress support?

PhaseMistress is available in VST3, VST2, AU and AAX formats. It runs on Windows and macOS, and the plugin is 64-bit only.

What do I need to use PhaseMistress?

A free account at ilok.com is required to use PhaseMistress. A physical USB iLok is not required. The plugin supports sample rates from 44.1 kHz to 192 kHz.

Which DAWs are supported?

Supported hosts include Pro Tools 12 or higher, Logic Pro X 10.7 or higher, Ableton Live 10.0 or higher, Studio One 4.5 or higher, Cubase 9.5 or higher, Nuendo 8 or higher, Reaper 6 or higher, and Bitwig 4 or higher. Format availability varies by host and operating system.