VOLT Synth
Not in any tracked top chart right now.
Updated 23 Oct 2026 · rankings refresh through the day
DeveloperKai Aras
CategoryMusic
Price19.99 GBP
Released
Rating★ 4.4 (41)
Version1.4.5
Age rating4+
First seen by us
12 Oct 2026
Installs (est.)10k+ worldwide
Rating
4.4 ★
41 ratings
Measured
VOLT Synth on the App Store
App details
App ID
1185984394
Publisher
Kai Aras
On the store since
Mar 2018
8 years on the store
Minimum OS
iOS 9.0+
iPhone 4s and later
Devices
iPhone · iPad
Universal purchase
Content rating
4+
Languages
1
EN
Size
97 MB
VOLT Synth downloads
Worldwide, per day, and installs to date. The band is open; the exact number is free with an account.
How this is calculated
Apple publishes no download counts. iPhone downloads come from chart positions and daily rating growth per country, calibrated on Google Play install counts; lifetime installs from ratings worldwide × installs per rating. Confidence is the chance the real number is within half to double ours.
Active users
All platforms, worldwide. Free with an account.
Stickiness (DAU / MAU)
how many monthly users open it on a given day
How this is calculated
Monthly users come from lifetime installs across every store, fitted on monthly active user figures companies publish; daily users = monthly × the typical daily/monthly ratio for the category. Confidence is the chance the real number is within half to double ours.
Where it ranks now
Every top chart it appears in across 30 countries.
| Country | Charts | Rank |
|---|---|---|
| Not charting right now. | ||
Ratings
App Store, worldwide.
Rating
4.4 ★
41 ratings
Measured
Ratings
41
Measured
About VOLT Synth
VOLT is a virtual analog synthesizer designed to create classic synth sounds while emphasising expressive play.
With full support for multidimensional polyphonic expression (MPE) - VOLT is a great companion to any Seaboard player.
Overview:
* Polyphonic Virtual Analog Synthesizer
* Expressive synth engine with MPE, poly-, channel aftertouch & 4D touch keyboard
* 5 Keyboard Layouts (Classic, Uniform, String, Scale & Chord)
* Built-in stereo effects
* 100+ fine tuned factory presets
* Supports ROLI Seaboard, LinnStrument, Geoshred and others out of the box
* Standalone operation with support for USB audio interfaces, wired, network & bluetooth MIDI
* Audio Unit v3 Extension
* Inter App Audio support
* Audiobus support
* Ableton Link
Synth Voice:
* Variable waveshape
* Variable pulse-width (on all waves)
* Detunable sub & noise source
* SEM style state-variable filter
* LFO per voice
* Dual ADSR
* Poly drive (per voice distortion)
* 8x Polyphony / Unison
* Detune / Slop
* Pan Spread
* Arpeggiator
Effects:
* 3x stereo effect units
* Vintage Chorus
* Digital Delay (syncable)
* Epic Reverb
Input/Expression:
* MPE MIDI hardware including but not limited to ROLI Seaboard Rise, Seaboard Block, Lightpad Block
* MPE MIDI software including but not limited to Geoshred, Geoshred Control
* Regular MIDI keyboards featuring channel or poly aftertouch, pitch- and mod wheels
* Onscreen 2D Touch Keyboard (supports slide and glide)
* Plain MIDI Input
Presets:
* Factory bank including 100+ expressive presets ready to play out of the box
* Preset Management with Templates & Categories
* Shared User Presets between Standalone and AUv3 versions
* Preset Export & Import via Files.app, Airdrop etc.
* iCloud Drive Support
Connectivity:
* Standalone
* AUv3 Instrument
* Inter-App Audio Instrument
* Audiobus Instrument
With full support for multidimensional polyphonic expression (MPE) - VOLT is a great companion to any Seaboard player.
Overview:
* Polyphonic Virtual Analog Synthesizer
* Expressive synth engine with MPE, poly-, channel aftertouch & 4D touch keyboard
* 5 Keyboard Layouts (Classic, Uniform, String, Scale & Chord)
* Built-in stereo effects
* 100+ fine tuned factory presets
* Supports ROLI Seaboard, LinnStrument, Geoshred and others out of the box
* Standalone operation with support for USB audio interfaces, wired, network & bluetooth MIDI
* Audio Unit v3 Extension
* Inter App Audio support
* Audiobus support
* Ableton Link
Synth Voice:
* Variable waveshape
* Variable pulse-width (on all waves)
* Detunable sub & noise source
* SEM style state-variable filter
* LFO per voice
* Dual ADSR
* Poly drive (per voice distortion)
* 8x Polyphony / Unison
* Detune / Slop
* Pan Spread
* Arpeggiator
Effects:
* 3x stereo effect units
* Vintage Chorus
* Digital Delay (syncable)
* Epic Reverb
Input/Expression:
* MPE MIDI hardware including but not limited to ROLI Seaboard Rise, Seaboard Block, Lightpad Block
* MPE MIDI software including but not limited to Geoshred, Geoshred Control
* Regular MIDI keyboards featuring channel or poly aftertouch, pitch- and mod wheels
* Onscreen 2D Touch Keyboard (supports slide and glide)
* Plain MIDI Input
Presets:
* Factory bank including 100+ expressive presets ready to play out of the box
* Preset Management with Templates & Categories
* Shared User Presets between Standalone and AUv3 versions
* Preset Export & Import via Files.app, Airdrop etc.
* iCloud Drive Support
Connectivity:
* Standalone
* AUv3 Instrument
* Inter-App Audio Instrument
* Audiobus Instrument
Latest updates
1.4.5
1.4.5 (190)
- Fixed an issue where attempting to connect BLE MIDI devices would cause the app to crash in some cases
- Fixed an issue where effect controls would not work properly
- Fixed an issue where the preset browser was missing when running on an iPhone 11 Pro Max or iPhone Xs Max