Summary

Whirl is a barber-pole phaser effect plugin for Mac, Windows, and Linux. It uses a Bode frequency shifter model to create unique, endlessly moving spectrum peaks and notches that shift either upwards or downwards, producing an audible illusion. The effect can be controlled through up to three synchronized phaser stages allowing a range from subtle to dramatic filtering.

Features

• Based on a Bode frequency shifter with feedback for unique barber-pole phaser effect.
• Supports up to three sequential, fully synchronized phaser stages.
• Frequency control in Hz or as a host tempo fraction with precise synchronization.
• Bipolar spectrum sweep frequency allowing seamless transition from downward to upward motion and vice versa.
• Variable bipolar stereo phase offset.
• Lag filters on all continuous parameters for smooth, click-free adjustments.
• Supports mono to mono, mono to stereo, and stereo to stereo configurations.
• Color-coded graphical interface with consistent parameter mapping and units.
• Built-in preset management and window size scaling up to 200%.
• Available formats: AU, VST3, AAX on macOS; VST3, AAX on Windows; VST3 on Linux.

Compatibility

Runs on macOS 10.9 or newer on Apple Silicon and Intel (64-bit), Windows 8.1 or newer on Intel and AMD (64-bit), and Linux 2020 or newer on Intel and AMD (64-bit).

Additional Information

Previous customers of Whirl can upgrade to v2 for free by visiting the updates page. Audio examples are provided demonstrating the plugin's effect on various sounds such as strings, bass, drum loops, guitar, synths, and noise.