QuantiChord is made and published by Laurent Colson. AppBrain is an independent app data site and isn't affiliated with Laurent Colson. The app name, icon, screenshots and description belong to Laurent Colson and are shown as published on the App Store.
AppBrain's verdict
Established- Rating on App Store
- 4.00
- 11 ratings
- Last updated
- January 29, 2026
- Size
- 33.5 MB
It doesn't have enough ratings yet to judge what users think.
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Ratings and reviews on the App StoreComments on QuantiChord for iOS
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Store listing
By Laurent Colson, from the App StoreDescription by Laurent Colson Written by the developer, not by AppBrain. Click to read.
The chord is generated by adding up to 8 transposed notes to the original note played. Once the chord is generated, it is quantized to limit it to the selected output scale.
The application supports full internal and external MIDI connections for input and output. An internal sound bank is included.
The AUv3 MIDI effect plug-in supports multiple instances. A compatible host is required to run the plug-in. The host must support the Audio Unit v3 (AUv3) MIDI effect format.
Hosts supporting AUv3 MIDI effect on iOS:
Logic Pro, Cubasis, Beatmaker, AUM, Audiobus, NanoStudio, Auria Pro, apeMatrix.
Hosts supporting AUv3 MIDI effect on macOS:
Logic Pro 10.7 or later.
Features:
• Standalone application and AUv3 MIDI effect plug-in
• 8 transposing sliders from -24 to +24 semi-tones (+/- 2 octaves)
• 1 global transposer slider
• Scale quantizer
• Lockable parameter protection when switching presets
• Resizable keyboard
• Multitasking support
• Stop "Audio Background" automatically after inactivity (15 min, 30 min, 1 h, 2 h, or never)
• Sample-accurate timing
• Internal sound bank
• Receiving MIDI from external MIDI sources
• Internal routing of inputs, outputs
• Send MIDI to a virtual port usable as MIDI input by other "Core MIDI" compatible apps
• Random creation of presets
• Presets browser
• "Program Change" support
• Preset sharing support by "AirDrop", "Mail", "Messages", and other supported services
• Native iCloud support
• "iCloud Drive" support in the "Files" app on iOS and "Finder" on macOS
• Full support of "Windowed Apps" mode on iPad
• Undo/Redo
Supported MIDI connections:
• Virtual "Core MIDI" connections between applications
• Any compatible MIDI interface
• MIDI over Wi-Fi
• MIDI over Bluetooth
Safety and technology
Found in the app by AppBrain- Price
- $12.99
- App size
- 33.5 MB
- Content rating
- Everyone
Technologies used by QuantiChord
Releases
Updates seen on the App Store- Version
- 2.3
- Launched
- November 2018
No changelog data
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Rankings
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About the app and developer
About QuantiChord
QuantiChord is a music app developed by Laurent Colson.
User Ratings
QuantiChord is rated 4.00 out of 5 stars. The rating is based on 11 ratings.
App Information
QuantiChord costs $12.99. The app size is 33.51 MB. The latest version available is 2.3. The last update was on January 29, 2026.
Technical Requirements
The app has a content rating of Everyone. The app has been available on the App Store since November 2018.
Developer information for Laurent Colson
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