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Bubble Acoustics And Foam Synthesis.
$69.88
Earn 186
- Full MPE Support: Per-note pitch bend, slide, and pressure for expressive control over bubble size, pitch sweep, ring time, emission rate, and amplitude.
- GPU-Accelerated Visualization: Real-time display of bubble populations, density, and spectral content.
- MIDI Learn: Right-click any parameter to assign CC control.
- OSC Output: Stream bubble events to external applications for synchronized visuals or data sonification.
- Preset System: Save and recall configurations. Preseeded with statistically distinct timbres, not bespoke ideas. It's an open terrain for your own exploration.
Each bubble is a physics equation, not a recording or grains.
FOAM models 11+ distinct acoustic stages of a bubble's life, from the initial membrane rupture through resonance, collapse, and decay. Each stage is governed by its own physical behavior, and every parameter maps to real-time fluid dynamics calculations.
Every parameter feeds the acoustic formulas live. Turn up viscosity and the math changes: small bubbles die fast and large ones ring longer in thick liquids, as they do in nature.
At peak density, thousands of synth voices render simultaneously across multiple CPU cores, producing textures with a level of temporal detail that simply isn't
possible to similarly shape for creative use with sample manipulation or wavetable synthesis.
Up to 16,384 simultaneous voices with cascade modeling, where parent bubbles trigger chains of interacting child bubbles. A configurable CPU governor lets you set the ceiling for voice density — open it up fully on modern hardware, or dial it back in dense sessions. Population dynamics create collective frequency shifts as density increases, and the transition from discrete pops to continuous foam/noise texture emerges naturally from the sheer number of independent physical interactions.
The range runs from single droplets to dense rafts. From water to honey to mercury. From delicate rainy sounds to walls of noise. Almost realistic rivers if you want them. Total textural exploration if you don't, with fantasy-sized bubbles that might also give you a kick or sub-bass if you can find it.
Formats: VST3, Audio Unit (AU), Standalone.
OS: macOS (Apple Silicon + Intel) and Windows.