Top 10 best-selling Bass Pitch Shifters

To put it boldly, the Pitch Fork+ from Electro Harmonix is twice as powerful as its bite-sized predecessor and has two independent pitch-shift engines to give you all the functionality and tight tracking of the original Pitch Fork.

Nothing beats the sound of an analogue octaver. Apart from the fact that with the EBS OctaBass Blue Label, you also get excellent tracking. Bassists like Tony Levin and Tal Wilkenfeld are fans for a reason.

Looking for a pitch shifter and octaver for your bass guitar that offers studio-quality tracking, but also gives you the most useful intervals? Laney does just that with this Black Country Customs The 85.

The Keeley Octa Psi Transfigurating Fuzz pedal mercilessly mashes up a pitch-shifter with an octave generator and an analogue fuzz before neatly shoving it all inside one tight metal box.

The Electro-Harmonix Lizard King Bass has been optimised for electric bass guitars and sets bassists up with an octave/distortion stompbox that wields dynamic, '70s-style fuzz and features a true bypass circuit, a blend pot and a Sun/Shadow mode switch.

Thought things couldn't get any smaller than the Micro POG and Nano POG? Well, think again! Electro Harmonix just released the extremely compact Pico POG Polyphonic Octave Generator stompbox.

The Bass Whammy from Digitech puts the power of the whammy-effect in the hands of bass players. Throw in incomparably smooth pitch shifts as well harmony and chorus effects at will.

The MXR M280 Vintage Bass Octave pedal blends the much-loved warmth of analogue sub with ultra modern tracking and a nice layer of extra headroom, and is built for the bassist seeking an organic, wide-ranging octaver.

Expressive pitch-shifting for bass and guitar, with HyperSonic effects and unique octave blend modes.

Boss reveals the next step in their famed OC Series of compact pedals: the OC-5. Compared to the OC-3, this fresh model boasts improved polyphonic tracking, extremely low latency and even the sounds from the OC-2.