FAC Gravity
Spatial Frequency Shifter AUv3
About
Create unique audio effects like Barberpole glissandos, spectral illusions, and evolving echoes. This frequency shifter offers stereo or mono processing with customizable feedback loops and modulation for dynamic sound design.
What's New in FAC Gravity
1.0
October 9, 2026
Subscriptions & In-App Purchases
$1.99
Small Tip
If you enjoy the app and want to show support
Developer apps
FAQ
What is FAC Gravity?
FAC Gravity is an AUv3 plugin for iOS and macOS that acts as a spatial frequency shifter. It allows users to create a wide range of audio effects, from subtle stereo rotation to complex spectral illusions and evolving echoes.
What kind of audio effects can FAC Gravity create?
FAC Gravity excels at creating Barberpole and Shepard style glissandos, spectral illusions, stereo rotation, chorusing, phasing, evolving echoes, and infinite cosmic spaces. It can also generate bubbling textures and sustained tones through its feedback loop.
Does FAC Gravity work on iPhone and iPad?
Yes, FAC Gravity is a universal purchase and works on iPhone, iPad, Mac, and Vision Pro as an AUv3 effect. It requires a compatible host application to function.
How much does FAC Gravity cost?
FAC Gravity is a paid application priced at $9.99. While there are options for tipping, the app is fully functional without any additional in-app purchases.
What are the processing modes in FAC Gravity?
FAC Gravity offers two main processing modes: Stereo mode, where each channel is shifted independently, and Mono mode, which uses quadrature processing to create a wide stereo image from a mono source.
Can the frequency shift in FAC Gravity be controlled by MIDI?
Yes, the frequency shift in FAC Gravity can be controlled by MIDI notes, allowing for a more hands-on and expressive approach to sound manipulation. It can also be tempo-synced for rhythmic patterns.
Does FAC Gravity have ads?
No, FAC Gravity does not contain advertisements. It is a paid application that provides a full feature set without any ad interruptions.
How often is FAC Gravity updated?
FAC Gravity was last updated on October 9, 2026, with version 1.0. Information on update frequency beyond this initial release is not yet available.
