AudioFu Chart · October 2026
Best Walrus Audio Chorus / Flanger / Phaser Pedals 2026
The top pick is Walrus Audio Polychrome Analog Flanger ($240). Walrus Audio Fundamental Chorus gives you the most for the money at $122. Walrus Audio Mako M1 MKII High-Fidelity Modulation Machine leads the high end. Ranked by the AudioFu Index from 6 models, prices checked every night.
Last updated: October 19, 2026
Top 6
Full detail for the 6 highest AudioFu Index scores. Every other model is listed below.
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Walrus Audio Polychrome Analog Flanger
Polychrome · Walrus Audio
49 for sale on Reverb1 finish at Thomann
- Weight0.35 kg
The Polychrome is a seriously fun flanger, offering a wider range of sounds than you’d expect at its price. It’s fantastic for players wanting to explore classic flange tones alongside more experimental, modulated textures – perfect for indie, shoegaze, or anyone wanting to add some swirling character to their sound.
Pros
- Versatile flanger tones, from subtle to psychedelic, easily accessible.
- The D-F-V control offers a unique blend of flange and vibrato.
- Walrus Audio’s build quality feels robust; the enclosure is substantial.
Cons
- The complex voice can be a bit unruly for beginners to dial in.
- The feedback control can quickly become overwhelming without careful adjustment.
68AudioFu
IndexStableno change since Aug 17Aug 17$240 now$240€213 at Thomann · in stockCheck price ↗ -
Walrus Audio Julianna Deluxe Chorus / Vibrato
Julianna Chorus Black · Walrus Audio
107 for sale on Reverb2 finishes at Thomann
This pedal gives you a full stereo chorus that doesn't mix in dry signal, which sounds much wider than mono models. You can tweak the speed, depth, and even change the waveform shape to get different textures. It works well for players who need tight timing because of the tap tempo and clock inputs. If you want a powerful stereo effect without extra gear, this is a solid choice.
Pros
- Stereo mode delivers full effect level without mixing in dry signal
- Multiple waveform options let you shape the chorus character
- External clock input allows precise timing control
Cons
- Mono output relies on a single lag control for balance
- No power supply type or battery life information given
68AudioFu
Index↓ 6.1%since Aug 17 · lowest so far$332 · Aug 17$312 now$312€277 at Thomann · in stockCheck price ↗ -
Walrus Audio Mako M1 MKII High-Fidelity Modulation Machine
MAKO M1 MKII · Walrus Audio
36 for sale on Reverb1 finish at Thomann
- Weight0.36 kg
The MAKO M1 MKII is a serious modulation powerhouse. It's fantastic for players wanting a wide palette of sounds from lush 80s chorus to gritty filter effects, with the added convenience of preset storage. Ideal for keyboardists, guitarists, and bassists seeking a versatile and expressive modulation solution.
Pros
- The dual encoder simplifies parameter navigation, a significant upgrade over the original M1.
- Excellent stereo imaging creates truly immersive, swirling modulation effects.
- The Lo-Fi control delivers convincing vintage character and grit when desired.
Cons
- The sheer number of parameters can be overwhelming for beginners.
- The size is relatively large, which might be an issue for smaller pedalboards.
66AudioFu
IndexStableno change since Aug 17Aug 17$505 now$505€449 at Thomann · in stockCheck price ↗ -
Walrus Audio Julia Chorus / Vibrato V2
Julia V2 · Walrus Audio
100 for sale on Reverb2 finishes at Thomann
The Julia V2 is a surprisingly versatile chorus/vibrato pedal. Its lag control really sets it apart, letting you dial in subtle shimmer or more intense, swirling textures. It's a fantastic choice for players seeking a warm, characterful modulation effect without the complexity of a full-blown multi-effect unit.
Pros
- Exceptional LFO flexibility shapes unique chorus and vibrato textures
- Warm analog circuitry delivers lush, organic modulation
- D-C-V knob provides seamless transitions from subtle to intense effects
Cons
- Limited wave shape options compared to some competitors' offerings
- Size can be a constraint on smaller pedalboards
65AudioFu
IndexStableno change since Aug 17Aug 17$245 now$245€218 at Thomann · in stockCheck price ↗ -
The Fundamental Chorus nails that warm, modulated sound you crave without being overly complex. It's a fantastic entry point to chorus effects for players wanting vintage vibes or a modern shimmer, and it's incredibly easy to dial in a great sound quickly. A solid choice for gigging musicians or studio work.
Pros
- Excellent recreation of classic chorus tones, from subtle to lush.
- The three modes offer surprising versatility for a single chorus pedal.
- Intuitive slider controls make dialing in sounds incredibly easy and precise.
Cons
- Lacks true stereo output, limiting its wider spatial capabilities.
- No battery operation restricts portability – power adapter is essential.
55AudioFu
IndexStableno change since Aug 17Aug 17$122 now$122€108 at Thomann · in stockCheck price ↗ -
The Fundamental is a cleverly designed phaser that delivers a lot of classic vibe in a compact package. It nails the feel of vintage phase sounds without the vintage price tag. It’s a great choice for players wanting a straightforward, quality phaser for rock, funk, or psychedelic textures.
Pros
- Three distinct phaser modes offer a surprisingly wide sonic palette.
- Walrus Audio's digital recreation convincingly mimics classic analog circuits.
- Intuitive slider controls allow for precise and repeatable settings adjustments.
Cons
- Lacks true stereo capabilities, limiting its use in wider soundscapes.
- No battery operation makes it less convenient for gigging scenarios.
54AudioFu
IndexStableno change since Aug 17Aug 17$123 now$123€109 at Thomann · in stockCheck price ↗
Chorus/Flanger/Phaser Pedals by the numbers
Measured across all 141 models we track, not a sample.
Median $264 — half of all chorus/flanger/phaser pedals here cost less.
How to choose the best chorus/flanger/phaser pedals
Tone Character
Walrus pedals rarely go for sterile perfection. They embrace a certain warmth and responsiveness, often with a slightly softened edge that's flattering to a wide range of guitars and amps. That 'fat midrange honk' you're chasing? Walrus often nails it, especially in their chorus and flanger offerings.
Modulation Depth & Rate Control
Their depth and rate controls aren't just linear sweeps. They often have a wider range, and the responsiveness feels more musical. You can dial in subtle shimmer or full-on psychedelic chaos without feeling like you're fighting the pedal.
Build Quality
Solid. Walrus uses quality enclosures, robust footswitches, and reliable components. They're built to withstand the rigors of gigging, and the knurled pots feel great under your fingers. It's not boutique-level 'over-engineered', but it's definitely a step above a lot of the cheaper options.
Versatility
While each pedal has its own distinct character, they're surprisingly versatile. The Julia chorus, for instance, can go from subtle Leslie-like swirl to a seasick wobble. This makes them adaptable to different genres, from clean country to heavy stoner rock.
User Interface & Controls
Walrus generally keeps things straightforward. The layouts are intuitive, and the controls are clearly labeled. They're pedals you can pick up and start experimenting with immediately, without needing to dive into a manual.
Buying guide
Alright, let's talk Walrus Audio chorus, flanger, and phaser pedals. They've carved out a serious niche for themselves - not just another boutique pedal company churning out variations on a theme. Walrus consistently delivers effects that feel like they've got character, a musicality that goes beyond just adding swirl. If you're looking for something that can add depth to your cleans, thicken your rhythm tones, or just inject some psychedelic weirdness, Walrus is a good place to start.
Walrus pedals aren't the cheapest out there, but you're paying for that extra bit of musicality and build quality. Don't expect ice-picky high-end clarity; their tone leans towards warmth. If you're running a bright amp and pickups, the Walrus warmth will be a huge benefit.
If you're chasing razor-sharp precision, maybe look elsewhere. Ultimately, it's about whether that signature Walrus vibe fits your overall sound.
How the AudioFu Index works
Five measured signals and nothing else — no stars from strangers, no “tested by experts” we didn’t do. The weights are fixed and public. We don’t play these instruments; we measure the market around them.
This chart covers 8 chorus/flanger/phaser pedals from the Thomann catalogue (of 141 in the category). Before you buy, read hands-on reviews and, where you can, play it. Full methodology.
AudioFu earns a commission when you buy through our Thomann links. It never changes the order — the index does.
- Demand40%
How many of this exact model are for sale on Reverb right now — what musicians actually buy and resell.
- Lineup20%
How many finishes Thomann stocks — makers expand the models that sell.
- Price15%
Where the price has moved since we started tracking in August.
- Specs15%
How completely the maker documents it.
- Maker10%
How deep the brand’s range is in this category.
Questions
How do Walrus pedals compare to MXR's chorus/flanger/phaser offerings?
MXR tends to be brighter and more aggressive, often with a more pronounced metallic edge. Walrus is warmer and more organic, with a more subtle and musical feel. It really depends on your taste and what you're trying to achieve.
Are Walrus pedals true bypass or buffered?
Most Walrus pedals are true bypass, but some models, like the Fathom Jr. flanger, feature a unity gain buffer. Check the specific pedal's specs before buying if that's a critical factor for your signal chain.
Can I use these pedals with a bass guitar?
Absolutely! While designed with guitar in mind, the Julia chorus and the MF-1A flanger are fantastic on bass, adding warmth and movement to low-end tones. Just be mindful of the rate settings to avoid muddiness.
Do I need a power supply?
Yes, Walrus pedals require a 9V DC power supply. They draw a decent amount of current, so a quality isolated power supply is recommended to avoid noise and ensure stable operation.
What's the difference between the Julia and the Bipolar?
The Julia is a lush, vintage-style chorus with a tape-like warble. The Bipolar is a more modern, stereo flanger with a wider range of modulation and a more intense effect. The Julia is the more subtle, versatile option.
