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Brand profile · China, est. 2010s

ADDAC

ADDAC Systems has rapidly emerged as a significant player in the modular synthesizer landscape, specializing in innovative and often experimental modules. Known for their unique approaches to signal processing and control, ADDAC caters to a niche market of adventurous sound designers and electronic music producers. Their modules are prized for their creative potential and distinctive sonic character.

VC Looper & Granular Processor seriesStochastic Voltage GeneratorsIntuitive QuantizersCreative signal processing techniquesCompact module designs
2010sfounded
Chinacountry
48products in stock
$84–$703price range

ADDAC in the charts

Every chart where ADDAC has five or more models — ranked by the AudioFu Index inside each.

Best ADDAC controller modules
10 models$111 – $447Best ADDAC interface modules
5 models$84 – $413Best ADDAC filter modules
5 models$129 – $480

All 48 ADDAC products

Sorted by AudioFu Index — the strongest models of every category first.

ADDAC 313 Triple Gate Pedal

Keyboard Foot Switches

$156€139Check ↗

ADDAC 112 VC Looper & Granular Proc.

Sampler Modules

$703€628Check ↗

ADDAC 312 Gate Pedal

Keyboard Foot Switches

$95€85Check ↗

ADDAC 714 Vintage Clipper

Waveshaper, Distortion Modules

$174€155Check ↗

ADDAC 309 CV to Expression

Interface Modules

$84€75Check ↗

ADDAC 103 T-Networks

Drum Modules

$144€129Check ↗

ADDAC 406 Clock Bender

Clock-, Trigger-Modules

$263€235Check ↗

ADDAC 710 Balanced Outputs

Interface Modules

$207€185Check ↗

ADDAC 207 Intuitive Quantizer

Various Modules

$480€429Check ↗

ADDAC 220 Dual Envelope Follower+

Interface Modules

$413€369Check ↗

ADDAC 712 Vintage Preamp

Waveshaper, Distortion Modules

$185€165Check ↗

ADDAC 200PI Pedal Integrator

Interface Modules

$129€115Check ↗

ADDAC 711 Balanced Inputs

Interface Modules

$312€279Check ↗

ADDAC 501 Complex Random

Various Modules

$402€359Check ↗

ADDAC 102 VC FM Radio

Various Modules

$402€359Check ↗

ADDAC 215 Dual S&H+

Sample and Hold Modules

$178€159Check ↗

ADDAC 805VS2 VC Signal Router

Various Modules

$223€199Check ↗

ADDAC 805VS2 VC Signal Router

Various Modules

$223€199Check ↗

ADDAC 503 Marble Physics

Controller Modules

$447€399Check ↗

ADDAC 506B Stochastic Function Exp.

Expander Modules

$129€115Check ↗

ADDAC 217 Quad Gate to Trigger

Clock-, Trigger-Modules

$111€99Check ↗

ADDAC 105 4 Voice Cluster

Oscillator Modules

$151€135Check ↗

ADDAC 506 VC Stochastic Function Gen

Envelope Modules

$480€429Check ↗

ADDAC 501B Complex Random Expansion

Expander Modules

$167€149Check ↗

ADDAC 701 Rev2 VCO

Oscillator Modules

$223€199Check ↗

ADDAC 604 Dual Filter

Filter Modules

$245€219Check ↗

ADDAC 815 Mixology

Mixer, Attenuator Modules

$207€185Check ↗

ADDAC 504 Probabilistic Generator

Trigger, CV Sequencer

$491€439Check ↗

ADDAC 607 Crossover

Filter Modules

$129€115Check ↗

ADDAC 713 Stereo Discrete Mixer

Mixer, Attenuator Modules

$268€239Check ↗

ADDAC 106 T-Noiseworks

Noise Modules

$223€199Check ↗

ADDAC 508 Swell Physics

Controller Modules

$413€369Check ↗

ADDAC 107 Acid Source

Synthesizer Modules

$268€239Check ↗

ADDAC 601 VC Fixed Filterbank

Filter Modules

$480€429Check ↗

ADDAC 603 VC Triple Bandpass Filter

Filter Modules

$480€429Check ↗

ADDAC 814 6x6 Stereo Matrix Mixer

Mixer, Attenuator Modules

$447€399Check ↗

ADDAC 802 VCA Quintet Mixing Console

VCA Modules

$491€439Check ↗

ADDAC 310 Pressure to CV

Controller Modules

$435€389Check ↗

ADDAC 301 Floor Control

Controller Modules

$111€99Check ↗

ADDAC 605 Spectral Tilt

Filter Modules

$196€175Check ↗

ADDAC 304 Manual Gates

Controller Modules

$118€105Check ↗

ADDAC 305 Manual Latches

Controller Modules

$134€120Check ↗

ADDAC 306 VC Transitions

Controller Modules

$174€155Check ↗

ADDAC 308 Light To CV

Controller Modules

$185€165Check ↗

ADDAC 507 Random Bezier Waves

Controller Modules

$380€339Check ↗

ADDAC 307 Heart Sensing

Controller Modules

$223€199Check ↗

ADDAC Mixology Pedal

Synthesizer Peripherals

$268€239Check ↗

ADDAC 218 Attenuverters

Mixer, Attenuator Modules

$118€105Check ↗

ADDAC, honestly

What ADDAC does well
  • Unique and experimental sound design capabilities
  • Excellent value for the feature set offered
  • Well-considered user interface design
  • Compact size facilitates integration into various systems
What to watch for
  • Build quality occasionally inconsistent compared to higher-end brands
  • Steeper learning curve for some modules
  • Limited availability outside of online retailers
  • Documentation could be more comprehensive

Questions about ADDAC

Where are ADDAC instruments made?

ADDAC modules are primarily manufactured in China, leveraging established electronics production facilities. They maintain design and engineering teams elsewhere, overseeing the production process.

Are ADDAC modules compatible with Eurorack systems?

Yes, all ADDAC modules are designed to be fully compatible with the industry-standard Eurorack format, adhering to voltage and power specifications.

How does ADDAC’s stochastic voltage generation differ from traditional LFOs?

ADDAC's stochastic voltage generators produce unpredictable, non-repeating voltage patterns, offering far more complex and evolving modulation than traditional LFOs.

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