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Algorithmic reverb. Analog-inspired character.

Ultiverb

Your sound.
Another dimension.

Five spaces. Stereo that breathes. Texture, depth and movement in a reverb that’s more than a tail.

FreeWindows x64 / VST3

Only available for Windows at the moment. An AU version for Mac may follow if enough people join the waitlist.

Get Ultiverb ↗Explore what’s inside ↓

Join our mailing list. Give your music a new space.

Ultiverb box
Space. Movement. Character.

Ultiverb / Mac

Make room for Mac.

The AU version is not available yet. Join the list and we will let you know if it arrives.

Free Forever

Pristine Quality

Feature Packed

Full Control

Not just where it sounds. How it feels.

Depth that surrounds you.
Character that stays.

A vocal that finds its place. A synth that opens up. A tail that changes with the performance. Ultiverb brings space, stereo movement and analog-inspired colour together in a reverb built for exploration.

Four flavors / One Ultiverb

Choose the character.
Not just the size.

Odonata

Diffuse and enveloping. A focused onset that opens out in stereo as the tail unfolds.

Anisoptera

Colour and presence. Full-bodied mids and a touch of asymmetric saturation give the space its own personality.

Meganeura

Wide and expansive. A slowly moving upper-frequency halo, with the low end kept centred.

Clean

Space without that extra colour. The most direct option for letting the source and algorithm lead.

01 / Space

Close and intimate.
Or far beyond.

From a room’s first reflections to a tail that seems to have no walls. Choose one of five spaces and find your sound’s scale with Size, Decay and Pre-delay.

Then shape density and reflections. Your space doesn’t have to be bigger. It has to be right.

  • Room
  • Hall
  • Plate
  • Spring
  • Digital
Actual Space controls: algorithm, size and decay
Five starting points. Your way of bringing them to life.
Fluctuate stereo movement controls
Fluctuate / Speed / Inertia

02 / Movement

Imperfection
has character, too.

Fluctuate is a creative approximation of the small variations found in analog equipment, not an emulation of a particular machine. It adds evolving differences between the left and right channels: audible imperfections that change the sound and can bring a different texture and sense of movement.

Speed sets the pace. Inertia lets transients influence the response. Adjust, listen and find the point where the space becomes part of the groove.

Explore Fluctuate in the manual ↗

03 / Character

More than a tail.
A personality.

Memory lets recent tonal energy influence the reverb’s character. Bloom softens the arrival of the tail. With multiband decay, shorten the lows to clear the mix while letting mids and highs breathe for longer.

Then add independent Dry and Wet saturation. Texture in the source, in the space or in both, with five characters to choose from in each stage.

Memory · Bloom · Three-zone decay · Dry / Wet saturation
Independent frequency-band decayIndependent Wet saturation stage
Four-band equalizer for the Wet branch
Pre-wet EQ → Reverb → Post-wet EQ

04 / In the mix

All the atmosphere.
Keep the focus.

Shape what enters the reverb and what returns to the mix. Two four-band EQs work exclusively on the Wet branch, keeping the Dry signal outside both equalizers.

Ducking with Attack, Release, Ratio and detector gain, triggered by the input or an external sidechain. High-pass and low-pass detector filters let you choose what drives the reduction: the tail steps back during the phrase and returns in the gaps.

Explore the signal flow ↗

Texture with intention

More character.
Fewer compromises.

Independent Dry / Wet saturation
Clean, Soft, Tape, Tube and Clip. Thicken the source, colour the tail or give each its own treatment.
Up to 16x oversampling
Reduce aliasing in the character stages as you add harmonics. Choose your balance of quality and CPU use.
Memory + Bloom
Colour that responds to recent tonal energy and a tail that blooms gently without swallowing the attack.

The next part is listening.

Fewer words.
More sound.

We’re preparing real examples with Ultiverb. This is where you’ll hear how a source changes when it enters its space.

Vocals

Presence and depth

Video coming soon

Synths

Width and movement

Video coming soon

Drums

Space and texture

Video coming soon

Before opening your DAW

Your next space,
inside your session.

Installation and user manual ↗
Platform
Windows x64
Format
VST3
Host
64-bit VST3-compatible DAW
Licence
Proprietary freeware
Other platforms
No macOS, AU or AAX build currently
Ultiverb box

Your next plugin. On us.

Serious reverb.
Completely free.

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The plugin keeps growing.

Official changelog, synchronized from GitHub.

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