Skip to content
ATROPA Explore access

ATROPA / Modular effects

A flexible effects chain for sound that keeps moving.

ATROPA FX lets you add, reorder, bypass, and shape every processor in one directly editable chain. It is included inside ATROPA and available as its own effects environment.

Explore premium FX Explore the synthesizer
ATROPA FX Delay interface
ATROPA FX / DelayIncluded processor
01

Add what the sound needs.

Start with a clean chain and bring in only the processors that serve the patch or track.

02

Keep every move visible.

Bypass, removal, routing, and order changes stay on the same visual surface.

03

Grow into deeper color.

Premium effects extend the chain with focused creative processors when you need them.

01 / Included EFX

The essentials, designed as a system.

Time, modulation, tone, dynamics, rhythm, and stereo processing are included from the start. Each processor uses the same direct routing and modulation language.

ATROPA FX Delay interface

Delay

Included

Flexible time, routing, sync, modulation, and stereo width.

ATROPA FX Reverb interface

Reverb

Included

Plate, room, hall, and ambient space in the chain.

ATROPA FX Chorus interface

Chorus

Included

Three chorus characters with variants and tempo sync.

ATROPA FX Phaser interface

Phaser

Included

Stereo phase filtering with modulation and sync.

ATROPA FX Flanger interface

Flanger

Included

Short modulated delay with feedback and stereo offset.

ATROPA FX Drive interface

Drive

Included

Saturation, clipping, folding, and degradation.

ATROPA FX EQ interface

EQ

Included

Three-band parametric tone shaping.

ATROPA FX Filter interface

Filter

Included

Compact effect-stage low-, high-, and band-pass filtering.

ATROPA FX Comp interface

Comp

Included

Multiband dynamics with upward and downward behavior.

ATROPA FX Limiter interface

Limiter

Included

Final peak control and drive.

ATROPA FX TransGate interface

TransGate

Included

8 / 16-step rhythmic amplitude gating.

ATROPA FX Ring Mod interface

Ring Mod

Included

Frequency-based modulation with stereo spread.

ATROPA FX Stereo Imager interface

Stereo Imager

Included

Full-band or split-band stereo width control.

02 / Premium EFX

Three deeper processors at launch.

Premium can be subscribed to, owned together as the current All-In Snapshot, or purchased one effect at a time. Only processors available now are shown here.

ATROPA Granular effect

Granular

$9.99

Live circular-buffer granular processing with size, density, position, spray, pitch, freeze, feedback, and stereo control.

Included with Premium / All-In
ATROPA Tape Delay effect

Tape Delay

$7.99

A character delay with wow, flutter, age, and saturation alongside sync, feedback, and stereo width.

Included with Premium / All-In
ATROPA SingleBand Comp effect

SingleBand Comp

$4.99

Conventional compression with VCA / FET response models, knee, makeup, and parallel mix control.

Included with Premium / All-In

03 / Access

Start free. Choose ownership only if you need it.

The core instrument remains free. Premium adds the deeper EFX without forcing one ownership model on every user.

Free

$0No subscription
  • Core ATROPA synthesizer
  • Included EFX
  • Factory + user presets
  • Use indefinitely
Explore ATROPA

Premium

$4.99per month
  • All currently available Premium EFX
  • New Premium EFX when officially released
  • ATROPA FX
  • Subscriber Discord
View ownership options Keep your subscription price while continuously subscribed.

Own it / All-In Snapshot

$19.99one-time
  • Permanently unlock every Premium EFX available today
  • Granular
  • Tape Delay
  • SingleBand Comp
See individual EFX
Prefer only what you need?Premium EFX can also be owned individually.
Granular — $9.99Permanent license
Tape Delay — $7.99Permanent license
SingleBand Comp — $4.99Permanent license

Purchase and license management are handled securely from within ATROPA.