Polyphonic octave up and down in pico format. Sub and octave tracking in the tiniest box.

Crushing op-amp octave fuzz with 80dB+ of gain. Green Russian meets synth territory.

Octave-up fuzz with vintage-style circuit. Retro fuzz tones with an octave harmonic riding on top.

Silicon octave-up fuzz inspired by the Ibanez Standard Fuzz. Quartet of Toshiba transistors.

Classic Octavia circuit combining fuzz with octave-up. Singing upper-register leads.

Pitch-shifting glitch machine built around a 1970s IC. Responds to each pickup differently. Glitch, Confusion, Lock-Up.

Expanded polyphonic octave with additional controls and voicing options.

Octave fuzz designed from scratch for fat, playable high-octave tones. Not a clone.

Dual-channel envelope filter/wah and octave for funk and soul with two filter modes and expression input.

Analog fuzz with monophonic octave up/down, LP/HP filters, clean blend with phase control, and self-oscillation.

Polyphonic octave-down fuzz with digital pitch shifting and modulated filter. Synth tones from guitar.

Recursive octave fuzz generating 300%+ harmonic distortion with Wonderment and Fundamentals controls.

Imaginary '70s EHX octave fuzz brought to life by Josh Scott. Battery-only, limited to 1,000 units.

Expanded envelope filter/wah/octave with three filter flavors, three octave voicings, and flexible routing.

Analog octave-down for bass, in production since 1992. One of the first bass-specific octave pedals. Blue Label.

12-string guitar simulator adding octave-up shimmer and jangle.

Octave pedal with up/down shift and simple phrase looping combined. Practice and pitch in one.

Explosive octave fuzz with chopper tremolo that can create drone notes. 27 fuzz voices in one pedal.

Fuzz with built-in sub-octave generator. Adds synth-like bass rumble beneath your fuzz tone for massive weight.

Foxx Tone Machine-inspired octave fuzz with vintage character and upper-octave ring modulation.

Budget octave pedal with -1, -2 octaves and +1 octave fuzz. Three separate voices with volume controls.

Compact analog octave box with sub-octave and upper-octave voices, plus tone shaping for synth-like textures.

Dual sub-octave generator with -1 and -2 octaves. LED changes color by mode.

Octave pedal with synth capabilities. Sub and upper octaves with filtering.