AudioFu Chart · November 2026
Best Effect Modules for Intermediate 2026
The top pick is Tiptop Audio ZVERB ($245). Endorphin.es Milky Way Eurorack Synth Module gives you the most for the money at $200. Erica Synths Black Hole DSP 2 leads the high end. Ranked by the AudioFu Index from 61 models across 20 brands, prices checked every night.
Last updated: November 1, 2026
Top 10
Full detail for the 10 highest AudioFu Index scores. Every other model is listed below.
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The ZVERB Black is a solid, affordable reverb module for your Eurorack. It delivers a surprising amount of character and tweakability, particularly with the Fidelity control helping to tame digital harshness. It's a great entry point into digital reverb for those wanting more than just spring or plate sounds.
Pros
- Excellent algorithm variety for diverse sonic textures
- Fidelity control noticeably cleans up the digital artifacts
- Compact 8HP footprint maximizes modular space
Cons
- Limited modulation destinations compared to higher-end reverb modules
- Mono input restricts stereo processing capabilities
81AudioFu
IndexStableno change since Aug 17Aug 17$245 now$245€219 at Thomann · in stockCheck price ↗ -
The Z5000 is a surprisingly deep and capable little effects module. It's perfect for Eurorack users wanting a broad palette of effects without a massive power draw or HP count – great for adding polish or creative textures to your patches, especially if you enjoy hands-on modulation control.
Pros
- Versatile algorithm selection offers a wide range of sonic textures.
- Fidelity control noticeably cleans up the digital processing.
- Compact 8HP footprint makes it ideal for space-constrained racks.
Cons
- Limited modulation destinations compared to higher-end multi-effects.
- Mono input might be restrictive for stereo processing workflows.
76AudioFu
IndexStableno change since Aug 17Aug 17$222 now$222€199 at Thomann · in stockCheck price ↗ -
The ECHOZ White is a surprisingly versatile delay module, offering a wide range of sounds from warm tape emulations to pristine digital repeats. Its Fidelity control is a real standout, boosting clarity, and the compact size makes it a great addition to almost any modular setup – especially for those looking for a flexible delay solution without a massive footprint.
Pros
- Excellent algorithm variety, covering tape, digital, and modulated delay styles
- Fidelity control noticeably cleans up the DSP for pristine results
- Compact 8HP footprint makes it ideal for space-constrained racks
Cons
- The menu diving can feel a bit cumbersome without a dedicated display
- Mono input limits stereo processing for certain applications
75AudioFu
IndexStableno change since Aug 17Aug 17$233 now$233€209 at Thomann · in stockCheck price ↗ -
Endorphin.es Milky Way Eurorack Synth Module
Milky Way · Endorphin.es
9 for sale on Reverb2 finishes at Thomann
The Milky Way is a fantastic little effect module, pulling in the best sounds from Endorphin.es' other units. It's perfect for sound designers and experimental musicians who want a compact, modulation-friendly effects processor to add depth and texture to their patches - it won't be a replacement for a full-blown dedicated reverb unit, but it's a serious creative tool.
Pros
- Exceptional effect quality inherited from inGrand/inBlck_Noir modules
- Compact 6TE module saves valuable rack space
- Intuitive parameter control with CV modulation capabilities
Cons
- Limited two-parameter control per effect program can feel restrictive
- Power draw, while manageable, can be a factor in crowded racks
71AudioFu
IndexStableno change since Aug 17Aug 17$200 now$200€179 at Thomann · in stockCheck price ↗ -
The 4ms Looping Delay is a seriously powerful little module. It's not just a simple delay; the sound-on-sound and CV modulation options let you create evolving textures and complex rhythmic loops. Perfect for experimental musicians, sound designers, or anyone wanting to push the boundaries of their modular setup.
Pros
- Excellent sound quality; clean digital clarity with warmth.
- Flexible feedback path allows for unique textures and self-oscillation.
- Extensive CV control offers deep modulation possibilities.
Cons
- Mono loop time is somewhat limiting for complex stereo arrangements.
- The interface can feel dense and require a learning curve.
71AudioFu
IndexStableno change since Aug 17Aug 17$301 now$301€269 at Thomann · in stockCheck price ↗ -
The Black Hole DSP 2 is a serious powerhouse for modular enthusiasts. Erica Synths has packed a ton of high-quality effects into a relatively compact module, offering incredible sonic flexibility for sound design and experimental music. It's perfect for those wanting a versatile, affordable DSP solution without sacrificing quality or creative control.
Pros
- Exceptional DSP quality, rivals much pricier commercial units
- Intuitive 7-segment display simplifies effect selection and tweaking
- Versatile stereo in/out expands sonic possibilities beyond mono signals
Cons
- 16 TE width demands significant space in a modular setup
- Steeper learning curve for those unfamiliar with DSP effects processing
71AudioFu
IndexStableno change since Aug 17Aug 17$334 now$334€299 at Thomann · in stockCheck price ↗ -
The Erica Synths Dual FX is a seriously powerful little module. It's a fantastic choice for experimental sound designers and anyone wanting to add some character to their Eurorack system without needing a massive footprint – the reverb especially is a standout. Just be aware of the limited parameter control; it's great for broad textures, less so for super-fine tweaking.
Pros
- Excellent effect quality, especially the reverb algorithms
- Compact 10TE module saves valuable rack space
- Versatile dual-channel design allows for complex routing
Cons
- Limited parameter control per effect can feel restrictive
- Power draw is a bit higher than some competing modules
68AudioFu
IndexStableno change since Aug 17Aug 17$328 now$328€294 at Thomann · in stockCheck price ↗ -
The Black Spring Reverb delivers a truly authentic spring reverb vibe – it's not trying to be a pristine digital recreation. It’s fantastic for adding character and a little grit to synths and drums, especially if you’re into darker, more experimental soundscapes. This module is ideal for modular enthusiasts who crave that classic, slightly unpredictable spring reverb sound.
Pros
- Unique spring reverb character, distinct from digital emulations
- Integrated vactrol compressor adds subtle warmth and dynamic shaping
- RCA outputs allow for chaining with external spring tanks for extended experimentation
Cons
- Feedback control can be challenging to tame without careful CV modulation
- Limited tonal palette compared to more versatile reverb modules
66AudioFu
IndexStableno change since Aug 17Aug 17$334 now$334€299 at Thomann · in stockCheck price ↗ -
Endorphin.es Golden Master 1U Eurorack Synth Module
Golden Master · Endorphin.es
10 for sale on Reverb1 finish at Thomann
The Golden Master is a surprisingly powerful and compact tool for shaping your stereo image. It's fantastic for anyone wanting to add some serious polish to their modular mixes – especially those needing precise EQ and compression without a ton of complexity. It’s a great entry point to multiband processing for modular synth enthusiasts.
Pros
- Excellent multiband sculpting for precise tonal shaping
- M/S processing adds genuine stereo width and depth
- Compact 6HP footprint maximizes rack space efficiency
Cons
- Limited control depth compared to dedicated multiband processors
- 16-bit processing might be a bottleneck for pristine, high-resolution audio
64AudioFu
IndexStableno change since Aug 17Aug 17$200 now$200€179 at Thomann · in stockCheck price ↗ -
The FSU White is a seriously useful little module for adding character and chaos to your modular system. It’s a fantastic entry point into digital effects for Eurorack, and the Fidelity control is a clever touch for adding a unique sonic signature. Perfect for experimental sound designers and those wanting to spice up their synths without a huge commitment.
Pros
- Versatile algorithms offer a wide range of creative sonic possibilities.
- Fidelity control provides nuanced DSP character shaping and grit.
- Compact 8HP footprint makes it ideal for dense modular setups.
Cons
- The interface, while functional, can feel slightly cramped for precise tweaking.
- Some algorithms lack true 'wow' factor; a bit more refinement possible.
64AudioFu
IndexStableno change since Aug 17Aug 17$233 now$233€209 at Thomann · in stockCheck price ↗
All 61 effect modules
Same index, same nightly prices — compact. Colour options of one model share a row. Tap a photo to zoom.
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Doepfer A-188-1D 4096 Stages BBD ModuleA-188-1D · Doepfer · 2 finishes65Stable$196€175$196€175Check ↗
- 12
Doepfer A-199 SPRV Spring ReverbA-199 Spring Reverb Module VE · Doepfer · 2 finishes69Stable$155€139$155€139Check ↗
- 13
Erica Synths Pico VCOPico DSP · Erica Synths66Stable$155€139$155€139Check ↗
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Joranalogue Audio Design Enhance 2Joranalogue Audio Design54Stable$211€189$211€189Check ↗
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Befaco Spring Reverb Eurorack Synthesizer ModuleSpring Reverb · Befaco54Stable$233€209$233€209Check ↗
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Cosmotronic Messor SilverCosmotronic · 2 finishes52Stable$263€235$263€235Check ↗
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Tiptop Audio Buchla Model 277tTiptop Audio50Stable$323€289$323€289Check ↗
- 18
Erica Synths Stereo CompressorErica Synths49Stable$222€199$222€199Check ↗
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Erica Synths Drum Stereo FXErica Synths49Stable$334€299$334€299Check ↗
- 20
XAOC Devices MinskXAOC Devices48Stable$211€189$211€189Check ↗
- 21
XAOC Devices Kamieniec IIXAOC Devices48Stable$312€279$312€279Check ↗
- 22
Intellijel Designs Springray IIIntellijel Designs47Stable$322€288$322€288Check ↗
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NANO Modules FUMNANO Modules43Stable$263€235$263€235Check ↗
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Befaco IroiBefaco43Stable$289€259$289€259Check ↗
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EarthQuaker Devices Afterneath ReverberatorEarthQuaker Devices41Stable$278€249$278€249Check ↗
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Expert Sleepers ForeverExpert Sleepers41Stable$289€259$289€259Check ↗
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Bastl Instruments BasilBastl Instruments41Stable$334€299$334€299Check ↗
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Strymon StarLab Time-Warped ReverberatorStarLab · Strymon · 2 finishes85Stable$703€629$703€629Check ↗
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Doepfer A-189-1 VBM Voltage Controlled Bit ModifierA-189-1 · Doepfer57Stable$117€105$117€105Check ↗
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Intellijel Designs Multi-FX 1UIntellijel Designs42Stable$162€145$162€145Check ↗
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Endorphin.es Ghost Eurorack Synth ModuleGhost Black · Endorphin.es · 2 finishes74Stable$423€379$423€379Check ↗
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Behringer HalosBehringer48Stable$122€109$122€109Check ↗
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Behringer SkiesBehringer48Stable$122€109$122€109Check ↗
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4MS Dual Looping DelayDual Looping Delay · 4ms71Stable$497€445$497€445Check ↗
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NANO Modules CEQNANO Modules43Stable$123€110$123€110Check ↗
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Intellijel Designs Digiverb 1UIntellijel Designs53Stable$80€72$80€72Check ↗
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Behringer Bode Freq Shifter 1630Behringer48Stable$99€89$99€89Check ↗
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Erica Synths Black Spring ReverbBlack Stereo Reverb · Erica Synths66Stable$356€319$356€319Check ↗
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4MS Tapographic DelayTapographic Delay · 4ms65Stable$446€399$446€399Check ↗
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Behringer Vocoder VC16Behringer48Stable$88€79$88€79Check ↗
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Erica Synths Black Stereo Delay 2 ModuleBlack Stereo Delay2 · Erica Synths64Stable$366€328$366€328Check ↗
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Behringer CC300 Chorus Space-CSpace FX · Behringer54Stable$56€50$56€50Check ↗
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Joranalogue Audio Design Delay 1Joranalogue Audio Design56Stable$389€348$389€348Check ↗
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Behringer 911A Dual Trigger Delay Eurorack Synthesizer Module911A Dual Trigger Delay · Behringer54Stable$21€19$21€19Check ↗
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OXI Instruments Meta BlackOXI Instruments · 2 finishes53↓ 1.0%$441€395$441€395Check ↗
- 46
Tiptop Audio Buchla Model 285tTiptop Audio50Stable$355€318$355€318Check ↗
- 47
Tiptop Audio Z-DSP NS BlackTiptop Audio50Stable$468€419$468€419Check ↗
- 48
XAOC Devices KoszalinXAOC Devices48Stable$368€329$368€329Check ↗
- 49
XAOC Devices TimiszoaraXAOC Devices48Stable$368€329$368€329Check ↗
- 50
Doepfer A-126-2 Frequency ShifterDoepfer48Stable$368€329$368€329Check ↗
Effect Modules by the numbers
Measured across all 70 models we track, not a sample.
Median $312 — half of all effect modules here cost less.
How to choose the best effect modules
Playability
It's not just about the sound, but how intuitive the controls are under pressure. Can you tweak a reverb to sound less cavernous without fumbling in the dark? Modules with clear labeling and sensible ranges win.
Feature Set vs. Complexity
Some modules cram in a million features, which is great...until you're trying to dial in a subtle delay on stage. We're looking for a balance - enough depth to inspire, but not so much it becomes a liability.
Learning Curve
Intermediate players have a foundation, but still need modules that offer discovery without a PhD in DSP. Modules that have clear operational pathways and offer some forgiving parameters are ideal.
Signal Flow & Flexibility
Can you run audio through it in series or parallel? Does it have input/output attenuators or offset capabilities? These small details make a huge difference in sculpting complex textures.
Noise Floor
Let's be real, Eurorack can be noisy. A module with a low noise floor isn't just about pristine clean sounds; it's about preserving the dynamics of your signal and avoiding that muddy low-end hum.
Buying guide
Okay, so you're past the basic Eurorack modules and starting to really sculpt sounds - that's awesome. Effect modules are the next level, and honestly, it's a rabbit hole. But picking the right ones at this stage isn't just about cool sounds; it's about expanding your skillset without getting completely overwhelmed. Let's talk about modules that'll push you without sending you spiraling into a pile of patch cables and frustration.
Don't chase the boutique hype. Plenty of excellent effect modules exist in the $100-$250 range. Watch out for modules that rely heavily on menu diving - those are a pain to use live.
Paying extra for things like multiple feedback paths, a wider range of modulation inputs, or a truly low noise floor is worthwhile, but understand you're paying for utility, not just coolness.
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 70 effect modules from the Thomann catalogue. 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
What's the difference between a reverb and a delay module?
Reverb simulates acoustic spaces - think halls, rooms, plates. Delay repeats the signal - classic echo effect. They often overlap, but understanding the core concept helps you choose the right tool for the job.
I'm overwhelmed by the number of reverb options. Where do I start?
Start with a plate or hall reverb - they're versatile. Avoid anything too experimental until you have a good handle on the basics. Mutable Instruments Shimmer is a classic for a reason, but it's a lot to learn.
My oscillators sound thin. Will an effect module fix that?
An effect module won't magically fix a weak oscillator. However, a well-placed chorus or a subtle saturation can add warmth and body. Think of it as enhancement, not a band-aid.
What does 'modulation input' do?
It allows you to control parameters (like reverb time or delay feedback) with other modules - LFOs, envelopes, sequencers. This adds movement and complexity to your effects, going beyond simple static sounds.
I'm getting a lot of high-frequency noise. What's happening?
It's probably noise from the module itself or a ground loop. Try different power supplies, check your cables, and consider a noise filter. A quieter module will always be easier to work with.
