The Boss PS-6 is a Boss octave pedal, currently around $139.99. Close alternatives include the Electro-Harmonix Slammi Plus and the Electro-Harmonix Pitch Fork Plus. It pairs well with the Soldano SLO 100 100-Watt Tube Guitar Amplifier and the Mesa/Boogie JP-2C John Petrucci Signature 60/100-Watt.
Boss PS-6
Boss · pedal
The Boss PS-6 Harmonist is a multi-mode pitch-shifting and harmony pedal offering four modes: Harmony for intelligent three-voice key-tracking harmonies, Pitch Shifter for up to one octave up or down shifting, Detune for subtle pitch widening, and S-BEND (Super Bend) for dive-bomb and arm-style pitch effects. Features an expression pedal jack for real-time S-Bend control and stereo outputs. Reviewed by Premier Guitar. Compatible with guitar and bass in different configurations.
What stands out
“Features an expression pedal jack for real-time S-Bend control and stereo outputs”
— from the listing
“the boss ps-6 harmonist is a multi-mode pitch-shifting and harmony pedal offering four modes”
— from the listing
“harmony for intelligent three-voice key-tracking harmonies”
— from the listing
“Its standout weakness is that the Harmony mode requires knowing the key in advance and can produce incorrect intervals if the key is misset”
— from the community notes
“detune for subtle pitch widening”
— from the listing
- expression pedal
- pitch
- tracking
- stereo
- subtle
- bass
- pitch shifter
- octave
Price updated Oct 23, 2026
Genres the Boss PS-6 is commonly used in
- Country
- Ambient
- Metal
- Experimental
cited
Inferred from shared tonal signals, not a stated genre tag. - Electronic
cited
Inferred from shared tonal signals, not a stated genre tag. - Post Rock
cited
Inferred from shared tonal signals, not a stated genre tag.
Amps that pair well with the Boss PS-6
Soldano SLO 100 100-Watt Tube Guitar Amplifier
Soldano
18% matchWhat Soldano SLO 100 100-Watt Tube Guitar Amplifier brings here leans toward high gain — that's worth building a pairing around
Comes later in the signal chain
Mesa/Boogie JP-2C John Petrucci Signature 60/100-Watt
Mesa Boogie
tonal matchComes later in the signal chain
Mesa/Boogie JP-2C John Petrucci Signature 60/100-Watt goes after Boss PS-6 in the chain
Mesa/Boogie Stiletto Deuce Stage II
Mesa Boogie
tonal matchComes later in the signal chain
Mesa/Boogie Stiletto Deuce Stage II goes after Boss PS-6 in the chain
Friedman Small Box 50W EL34 Amp Head
Friedman
tonal matchComes later in the signal chain
Friedman Small Box 50W EL34 Amp Head goes after Boss PS-6 in the chain
Hughes & Kettner Coreblade
Hughes & Kettner
tonal matchComes later in the signal chain
Hughes & Kettner Coreblade goes after Boss PS-6 in the chain
Marshall Studio JCM900 SN20H
Marshall
tonal matchComes later in the signal chain
Marshall Studio JCM900 SN20H goes after Boss PS-6 in the chain
Synergy SL2 Module
Synergy
tonal matchComes later in the signal chain
Put Synergy SL2 Module after Boss PS-6
Friedman BE-Mini Head
Friedman
tonal matchComes later in the signal chain
Put Friedman BE-Mini Head after Boss PS-6
Pedals that stack with the Boss PS-6
Fjord Fuzz Berserk
Fjord Fuzz
20% matchFjord Fuzz Berserk leans toward aggressive, and that's a real, usable character to pair with
Comes later in the signal chain
Cusack Music Tap-A-Fuzz
Cusack Music
20% matchCusack Music Tap-A-Fuzz's own fuzzy character is the real reason this is worth trying
Comes later in the signal chain
Electro-Harmonix Canyon
Electro-Harmonix
6% matchsits in the right chain slotPlaced for where it does its job cleanly in the chain, not for a tonal interaction with the anchor.
Run Electro-Harmonix Canyon after Boss PS-6 in the signal chain, where it won't crowd Boss PS-6 — goes in the amp's FX loop (or last, into a clean amp)
Comes later in the signal chain
Echoplex EP-3
Echoplex
6% matchsits in the right chain slotPlaced for where it does its job cleanly in the chain, not for a tonal interaction with the anchor.
Run Echoplex EP-3 after Boss PS-6 in the signal chain, where it won't crowd Boss PS-6 — goes in the amp's FX loop (or last, into a clean amp)
Comes later in the signal chain
Death By Audio Destruction
Death By Audio
tonal matchComes later in the signal chain
Death By Audio Destruction goes after Boss PS-6 in the chain
Dr. Scientist Frazz Dazzler V2
Dr Scientist
tonal matchComes later in the signal chain
Put Dr. Scientist Frazz Dazzler V2 after Boss PS-6
Subdecay F-Bomb
Subdecay
tonal matchComes later in the signal chain
Subdecay F-Bomb goes after Boss PS-6 in the chain
Warm Audio Jet Phaser
Warm Audio
tonal matchComes later in the signal chain
Put Warm Audio Jet Phaser after Boss PS-6: modulation reads clearest once the core tone is set
Cheaper alternatives
Boutique & premium upgrades
Eventide PitchFactor
Eventide
59% similarityShared character: expression pedal, stereo, ambient
TC Electronic Pitchfork
TC Electronic
55% similarityShared character: pitch modulation, one octave
DigiTech WH-1 Whammy Pedal
Digitech
55% similarityShared character: expression pedal, tight tracking, one octave
Meris Hedra Shifter
Meris
54% similarityShared character: pitch modulation, tight tracking, ambient
Boss XS 100 Poly Shifter
Boss
54% similarityShared character: expression pedal, one octave, subtle
Electro-Harmonix V256 Vocoder
Electro-Harmonix
54% similarityShared character: expression pedal
Similar charactersee all similar tone character →
Electro-Harmonix Slammi Plus
Electro-Harmonix
67% similarityShared character: pitch modulation, expression pedal, tight tracking
Electro-Harmonix Pitch Fork Plus
Electro-Harmonix
67% similarityShared character: pitch modulation, tight tracking, one octave
Electro-Harmonix Pico Pitch Fork
Electro-Harmonix
66% similarityShared character: pitch modulation, tight tracking, one octave
EVH Pitch Fork
Evh
65% similarityShared character: expression pedal, tight tracking, one octave
Mooer Polyphonic
Mooer
57% similarityShared character: pitch modulation, tight tracking, one octave
TC Electronic Brainwaves Pitch Shifter
TC Electronic
55% similarityShared character: pitch modulation
See all alternatives to the Boss PS-6 (cheaper + boutique) →
Questions people ask
What are good alternatives to the Boss PS-6?+
The closest matches in character are the Electro-Harmonix Slammi Plus, the Electro-Harmonix Pitch Fork Plus, the Electro-Harmonix Pico Pitch Fork. Budget picks: Boss PS-5 Super Shifter. Boutique upgrades: Eventide PitchFactor, TC Electronic Pitchfork, DigiTech WH-1 Whammy Pedal.
What pairs well with the Boss PS-6?+
Strong matches from rig and tone-complementarity evidence: Soldano SLO 100 100-Watt Tube Guitar Amplifier, Mesa/Boogie JP-2C John Petrucci Signature 60/100-Watt, Mesa/Boogie Stiletto Deuce Stage II — What Soldano SLO 100 100-Watt Tube Guitar Amplifier brings here leans toward high gain — that's worth building a pairing around.
How much does the Boss PS-6 cost?+
Around $139.99 (live listing price, updated Oct 23, 2026).
Compare
- vs Boss PS-5 Super Shifter
- vs Electro-Harmonix Pitch Fork Polyphonic Pitch Shifter
- vs Alexander Pedals Fever Pitch