01
Find the relationship.
Retune the oscillators with precise musical ratios. Gather Swarm’s voices and shape their balance with Teardrop.
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For iPhone, iPad & Mac
Vesper
Let a single note bloom.
A virtual analogue synthesizer for rich tone, expressive playing and the pleasure of discovering a sound. At her heart, Swarm turns one note into a gathering of voices—close, wide, shimmering or beautifully unsettled.
Vesper 1.0.2 is out now for iPhone, iPad and Mac.
02
Carve the sound.
Bring out harmonics with Fold, round their edges with Glow, and give them space with resonant filters, stereo delay and reverb.
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03
Let the Orbits play.
Give a sound a gentle sway or a restless pulse. Let either Orbit change the other’s speed for movement that keeps unfolding.
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04
Find your rhythm.
Explore arpeggiator patterns, octave movement and chance. Play expressively with MPE, polyphonic aftertouch and polyphonic portamento.
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Free downloads
More sounds to make your own.
Choose a bank below, then open Vesper’s patch browser with the folder button and choose Import. These are extra banks, separate from the sounds included with Vesper.
- Download .vesper — Before the World Could See — Elastic July
Before the World Could See — Elastic July
Ten hauntingly beautiful pads for Vesper, with slow, expressive movement and long polyphonic portamento. Created by Elastic July and shared freely with the Vesper community.
10 presets · Vesper bank file
- Download .vesper — Highmoor Afterglow I
Highmoor Afterglow I
Dub voices, dreamy pads, evolving Neon and a centred bass.
Sound bank by Amy + Echo.
8 presets · Vesper bank file
- Download .vesper — Highmoor Dub Keys I
Highmoor Dub Keys I
Warm organ-like skank and a woody chord stab.
Sound bank by Amy + Echo.
2 presets · Vesper bank file
- Download .vesper — Highmoor Soft Lights I
Highmoor Soft Lights I
Softer pads, gentle saturation and slow Poly Glide.
Sound bank by Amy + Echo.
4 presets · Vesper bank file
- Download .vesper — Beyond the Garden — Arps
Beyond the Garden — Arps
Six arpeggiator presets to explore.
6 presets · Vesper bank file
- Download .vesper — Dub Gardens and Dreaming Rooms
Dub Gardens and Dreaming Rooms
Dub tones and spacious sounds for Vesper.
16 presets · Vesper bank file
- Download .vesper — Velvet Voltage — Basses
Velvet Voltage — Basses
Ten bass presets to play and shape.
10 presets · Vesper bank file
Already imported a bank? Choose Keep Mine to preserve matching patches. Matching uses the patch’s identity; a similar name or sound may still be imported as a separate patch.
Before importing, save your host project and export any important personal banks. If you use MIDI bank/program changes, check their assignments after import.
Making sounds for Vesper? You’re welcome to create and share your own preset banks. Get in touch if you’d like your bank linked here, so other musicians can discover your work.
Support
Make yourself at home.
Owner-access requests are temporarily unavailable while we finish preparing the service. Your Vesper purchase remains valid.
For help with Vesper, soundbanks or a session, write to Write2Fishtail@icloud.com. Include your device, operating system, Vesper version and music host if you use one.
Your first sound
Open the folder button labelled “Current Sound” and choose “First Light”. Play notes from a MIDI controller, route MIDI to “Vesper MIDI In”, or load Vesper as an AUv3 instrument and play from your host’s keyboard or MIDI track.
Vesper accepts MIDI 2.0 input, including per-note pitch bend, pressure and timbre when MIDI2 Per-Note is enabled.
Save your discoveries as patches and share banks and Noise Jars through files.
iPhone/iPad: iOS or iPadOS 17 or later. Mac: macOS 13 or later, Apple silicon or Intel. AUv3 requires a compatible host. Standalone playing uses MIDI input.