Alternatives to the Boss XS-1

Electro-Harmonix Pico Pitch Fork

Shared character: tight tracking, wide range, one octave

TC Electronic Mimiq Mini Doubler

Shared character: live, tight tracking, chorus

TC Electronic Sub 'N' Up Mini

Shared character: tight tracking, one octave, subtle

Boss OC-2 Octave

Shared character: tight tracking, one octave, signal chain

Electro-Harmonix Pitch Fork Plus

similar tone character

Electro-Harmonix Slammi Plus

similar tone character

Electro-Harmonix Pitch Fork Polyphonic Pitch Shifter

similar tone character

Mu-Tron Octave Divider

Shared character: tight tracking, one octave, bass

Electro-Harmonix POG2 Polyphonic Octave Generator

similar tone character

440 Distribution DigiTech Drop Polyphonic Droptune

“There is no dry blend control meaning full-wet output only, where competitors like the Boss XS-1 offer a parallel dry path”

DigiTech HammerOn

Shared character: dry signal, tight tracking, wide range

DigiTech Whammy Pitch-Shifting Pedal

Shared character: live, tight tracking, wide range

Electro-Harmonix Pico POG

Shared character: each note, dry signal, tight tracking

DigiTech Drop

Shared character: tight tracking, one octave, gig

Electro-Harmonix Intelligent Harmony Machine

Shared character: each note, tight tracking, one octave

Boss OC-2 Octaver

Shared character: dry signal, tight tracking, wide range

Walrus Audio Luminary

Shared character: tight tracking, wide range, one octave

EarthQuaker Devices Rainbow Machine

similar tone character

DigiTech Whammy DT

similar tone character

EVH Pitch Fork

similar tone character