AudioFu

Best Logic Modules for Interactive Systems 2025

Perfect logic modules for interactive-systems - easy to play and learn on

Last updated: October 29, 2025 • Next update: November 5, 2025

PRICE RANGES: Under $100 Under $200 Under $300
SKILL LEVELS: For Beginner For Intermediate For Advanced
GENRES & STYLES: For Complex Patches For Decision Making For Conditional Processing For Advanced Control For Algorithmic Music For Interactive Systems
BRANDS: Klavis
Schlappi Engineering Nibbler Black - Professional Music Instrument Photo
#1

Schlappi Engineering Nibbler Black

by Schlappi Engineering
Interactive Systems Conditional Processing Decision Making
Key Feature:
• Expand creative possibilities dramatically
✓ PROS
  • • Expand creative possibilities dramatically
  • • Add intelligence to modular patches
✗ CONS
  • • Can make patches hard to understand
  • • Requires systematic thinking approach

Schlappi Engineering Nibbler BlackEurorack ModuleDigital 4-bit accumulator for generating gate signalsrhythm patterns...

⭐ 4.8/5 (15 reviews)
Sound:
7/10
Build:
9/10
Value:
7/10
Art. 581848
$263
Buy at Thomann View Details
Joranalogue Audio Design Compare 2 - Professional Music Instrument Photo
#2

Joranalogue Audio Design Compare 2

by Joranalogue Audio Design
Decision Making Conditional Processing Complex Patches
Key Feature:
• Expand creative possibilities dramatically
✓ PROS
  • • Expand creative possibilities dramatically
  • • Create conditional and responsive systems
✗ CONS
  • • Can make patches hard to understand
  • • Debugging complex patches difficult

Joranalogue Audio Design Compare 2Eurorack ModuleTwo-channel window comparatorExtracts trigger and gate signals as well...

⭐ 4.7/5 (32 reviews)
Sound:
8/10
Build:
8/10
Value:
8/10
Art. 466342
$208
Buy at Thomann View Details
Ritual Electronics Amnis - Professional Music Instrument Photo
#3

Ritual Electronics Amnis

by Ritual Electronics
Conditional Processing Complex Patches Decision Making
Key Feature:
• Create conditional and responsive systems
✓ PROS
  • • Expand creative possibilities dramatically
  • • Create conditional and responsive systems
✗ CONS
  • • Steep learning curve for concepts
  • • Can make patches hard to understand

Ritual Electronics AmnisEurorack ModuleShift register and CV/gate generatorInputs for clock and reset as well as two...

⭐ 4.9/5 (52 reviews)
Sound:
9/10
Build:
9/10
Value:
9/10
Art. 585818
$230
Buy at Thomann View Details
Schlappi Engineering Nibbler - Professional Music Instrument Photo
#4

Schlappi Engineering Nibbler

by Schlappi Engineering
Complex Patches Decision Making Advanced Control
Key Feature:
• Expand creative possibilities dramatically
✓ PROS
  • • Enable complex interactive behaviors
  • • Create conditional and responsive systems
✗ CONS
  • • Steep learning curve for concepts
  • • Can make patches hard to understand

Schlappi Engineering NibblerEurorack ModuleDigital 4-bit accumulator for generating gate signalsrhythm patterns and...

⭐ 4.6/5 (19 reviews)
Sound:
7/10
Build:
7/10
Value:
9/10
Art. 581835
$274
Buy at Thomann View Details
Schlappi Engineering BTMX Black - Professional Music Instrument Photo
#5

Schlappi Engineering BTMX Black

by Schlappi Engineering
Complex Patches Algorithmic Music Decision Making
Key Feature:
• Create conditional and responsive systems
✓ PROS
  • • Perfect for algorithmic composition
  • • Enable complex interactive behaviors
✗ CONS
  • • Requires systematic thinking approach
  • • Steep learning curve for concepts

Schlappi Engineering BTMX BlackEurorack ModuleFour-channel logic mixer4 Channels with 2 binary inputs A & B...

⭐ 4.8/5 (53 reviews)
Sound:
8/10
Build:
8/10
Value:
9/10
Art. 592907
$230
Buy at Thomann View Details
Schlappi Engineering BTMX - Professional Music Instrument Photo
#6

Schlappi Engineering BTMX

by Schlappi Engineering
Decision Making Advanced Control Complex Patches
Key Feature:
• Expand creative possibilities dramatically
✓ PROS
  • • Enable complex interactive behaviors
  • • Create conditional and responsive systems
✗ CONS
  • • Steep learning curve for concepts
  • • Can make patches hard to understand

Schlappi Engineering BTMXEurorack ModuleFour-channel logic mixerFour channels with 2 binary inputs each (A & B)Mute...

⭐ 5.0/5 (42 reviews)
Sound:
9/10
Build:
8/10
Value:
9/10
Art. 592905
$230
Buy at Thomann View Details
Intellijel Designs OR - Professional Music Instrument Photo
#7

Intellijel Designs OR

by Intellijel Designs
Complex Patches Interactive Systems Advanced Control
Key Feature:
• Expand creative possibilities dramatically
✓ PROS
  • • Expand creative possibilities dramatically
  • • Enable complex interactive behaviors
✗ CONS
  • • Debugging complex patches difficult
  • • May be overkill for simple synthesis

Intellijel Designs ORPassive Logic ModuleVarious logic sources (triggersgatesetc.) can be merged to form a logical OR...

⭐ 4.8/5 (31 reviews)
Sound:
7/10
Build:
7/10
Value:
10/10
Art. 440094
$53
Buy at Thomann View Details
Klavis Two Bits Black - Professional Music Instrument Photo
#8

Klavis Two Bits Black

by Klavis
Decision Making Interactive Systems Complex Patches
Key Feature:
• Enable complex interactive behaviors
✓ PROS
  • • Enable complex interactive behaviors
  • • Create conditional and responsive systems
✗ CONS
  • • Requires systematic thinking approach
  • • Debugging complex patches difficult

Klavis Two Bits BlackEurorack Module2-Channel Logic Processor2 Independent sections with a total of 15 operating modes...

⭐ 4.7/5 (35 reviews)
Sound:
7/10
Build:
9/10
Value:
9/10
Art. 594580
$160
Buy at Thomann View Details
Klavis ComPair - Professional Music Instrument Photo
#9

Klavis ComPair

by Klavis
Interactive Systems Conditional Processing Advanced Control
Key Feature:
• Perfect for algorithmic composition
✓ PROS
  • • Perfect for algorithmic composition
  • • Enable complex interactive behaviors
✗ CONS
  • • Requires systematic thinking approach
  • • Steep learning curve for concepts

Klavis ComPairEurorack ModuleDual-channel comparatorOperating modes: Two independent comparators with adjustable...

⭐ 4.9/5 (10 reviews)
Sound:
7/10
Build:
7/10
Value:
7/10
Art. 606211
$149
Buy at Thomann View Details
Klavis Logica XT - Professional Music Instrument Photo
#10

Klavis Logica XT

by Klavis
Complex Patches Conditional Processing Decision Making
Key Feature:
• Add intelligence to modular patches
✓ PROS
  • • Enable complex interactive behaviors
  • • Perfect for algorithmic composition
✗ CONS
  • • Steep learning curve for concepts
  • • Debugging complex patches difficult

Klavis Logica XTEurorack ModuleVoltage controlled logic and gate processor14 Operating modes provide 6 simple logic...

⭐ 4.7/5 (33 reviews)
Sound:
7/10
Build:
7/10
Value:
7/10
Art. 445343
$142
Buy at Thomann View Details
Doepfer A-166 - Professional Music Instrument Photo
#11

Doepfer A-166

by Doepfer
Conditional Processing Complex Patches Advanced Control
Key Feature:
• Expand creative possibilities dramatically
✓ PROS
  • • Perfect for algorithmic composition
  • • Expand creative possibilities dramatically
✗ CONS
  • • Requires systematic thinking approach
  • • Steep learning curve for concepts

Doepfer A-166Dual Logic Module3 inputswhich are connected with the types ANDEXOR (exclusive OR)Display of the modes by...

⭐ 4.8/5 (50 reviews)
Sound:
8/10
Build:
8/10
Value:
9/10
Art. 199097
$109
Buy at Thomann View Details
Doepfer A-150-1 VE - Professional Music Instrument Photo
#12

Doepfer A-150-1 VE

by Doepfer
Decision Making Algorithmic Music Interactive Systems
Key Feature:
• Enable complex interactive behaviors
✓ PROS
  • • Perfect for algorithmic composition
  • • Add intelligence to modular patches
✗ CONS
  • • Steep learning curve for concepts
  • • May be overkill for simple synthesis

Doepfer A-150-1 VEEurorack ModuleDual voltage controlled switch2 Voltage-controlled switches - can handle voltages from...

⭐ 4.9/5 (53 reviews)
Sound:
8/10
Build:
6/10
Value:
8/10
Art. 547178
$65
Buy at Thomann View Details
Klavis Logica XT Black - Professional Music Instrument Photo
#13

Klavis Logica XT Black

by Klavis
Advanced Control Decision Making Complex Patches
Key Feature:
• Enable complex interactive behaviors
✓ PROS
  • • Enable complex interactive behaviors
  • • Perfect for algorithmic composition
✗ CONS
  • • Can make patches hard to understand
  • • May be overkill for simple synthesis

Klavis Logica XT BlackEurorack ModuleVoltage-controlled logic and gate processor14 Operating modes offer 6 simple logic...

⭐ 4.8/5 (17 reviews)
Sound:
7/10
Build:
7/10
Value:
9/10
Art. 594579
$153
Buy at Thomann View Details
Doepfer A-165-2 - Professional Music Instrument Photo
#14

Doepfer A-165-2

by Doepfer
Algorithmic Music Interactive Systems Advanced Control
Key Feature:
• Create conditional and responsive systems
✓ PROS
  • • Perfect for algorithmic composition
  • • Create conditional and responsive systems
✗ CONS
  • • Requires systematic thinking approach
  • • May be overkill for simple synthesis

Doepfer A-165-2Eurorack ModuleModule for modifying digital signalsSuitable for signals such as...

⭐ 4.8/5 (3 reviews)
Sound:
8/10
Build:
5/10
Value:
8/10
Art. 596069
$94
Buy at Thomann View Details
Klavis Two Bits - Professional Music Instrument Photo
#15

Klavis Two Bits

by Klavis
Conditional Processing Complex Patches Algorithmic Music
Key Feature:
• Add intelligence to modular patches
✓ PROS
  • • Add intelligence to modular patches
  • • Perfect for algorithmic composition
✗ CONS
  • • Debugging complex patches difficult
  • • Requires systematic thinking approach

Klavis Two BitsEurorack ModuleTwo-channel logic processorTwo independent sections with a total of 15 operating modes...

⭐ 4.4/5 (38 reviews)
Sound:
7/10
Build:
8/10
Value:
9/10
Art. 548374
$153
Buy at Thomann View Details

How to Choose the Best Logic Modules

Budget Planning

  • • Under $200: Entry-level
  • • $200-$500: Intermediate
  • • $500-$1000: Advanced
  • • $1000+: Professional

Quality Check

  • • Sound clarity & tone
  • • Build materials & finish
  • • Hardware durability
  • • Overall craftsmanship

Key Features

  • • Your musical style
  • • Skill level match
  • • Intended use case
  • • Brand reputation

Frequently Asked Questions

Key factors include build quality, sound characteristics, playability, brand reputation, warranty coverage, and value for money. Consider your musical style, skill level, and intended use to find the best match.
Budget depends on your needs and experience level. Beginners can find quality options for $200-500, intermediate players should consider $500-1500 range, while professionals often invest $1500+ for premium features.
Higher-priced logic modules typically offer better materials, craftsmanship, and performance. They're worth it if you're serious about music, perform regularly, or need professional-grade features.
Top brands combine quality, innovation, and reliability. We evaluate brands based on build quality, sound performance, durability, and customer satisfaction to recommend the best options for different budgets.
Both have advantages. Online offers better prices and selection, while stores allow hands-on testing. We recommend researching online first, then testing in stores if possible. Many online retailers offer excellent return policies.

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