iotaTONE: Microtonal Keyboard
Just Intonation MIDI Synth
$14.99 · Designed for iPad. Not verified for macOS.
Touch & Tilt. Easy to learn. Play melodies & chords. NEW Hands-Free Mode. Just Intonation. Accessible & fun musical instrument for all skill levels.
Isomorphic, Polyphonic, Microtonal, Just Intonation
Musical Instrument & MIDI Controller for tablets & mobile phones
Touch & Tilt - Intuitive playing mechanism
Motion Detector - Camera input controls pitch & volume.
Isomorphic Keyboard - precision numeric & graphic display
Play melodies, chords, scales, instant inversions, effortless Arpeggios
4 Distinct Playing Modes - Polyphonic / Monophonic x Touch / Hold
Expressive - realtime FX Box controls. User configurable Volume settings.
Basic Drum Machine - 50+ practice patterns
Quantized Output for Rhythmic Effects
Microtonal Capabilities - explore Just Intonation & Pythagorean Tunings
Includes Harmonic Table, Tonnetz, Wicki-Hayden + more
Create your own microtonal mappings
iotaTONE combines touchscreen technology with mobile hardware device orientation
& continuous controls to define a distinct new paradigm in music instrument design.
Ratings & Reviews
- This app hasn’t received enough ratings or reviews to display an overview.
Complete app overhaul: rebuilt audio engine, UI clean-up and enhancements.
New: Camera Mode, Swipe Chords, Drum Machine.
Added 2 free General MIDI soundfonts, plus new synth soundfont collection "Module'91".
Manual updated for all new features.
The developer, Bond Institute Music Corporation, indicated that the app’s privacy practices may include handling of data as described below. For more information, see the developer’s privacy policy .
Data Not Linked to You
The following data may be collected but it is not linked to your identity:
- Contact Info
Accessibility
The developer has not yet indicated which accessibility features this app supports. Learn More
Information
- Seller
- Bond Institute Music Corporation
- Size
- 187.5 MB
- Category
- Music
- Compatibility
Requires iOS 15.6 or later.
- iPhone
Requires iOS 15.6 or later. - iPad
Requires iPadOS 15.6 or later. - iPod touch
Requires iOS 15.6 or later. - Mac
Requires macOS 15.0 or later and a Mac with Apple M1 chip or later. - Apple Vision
Requires visionOS 1.0 or later.
- iPhone
- Languages
- English
- Age Rating
4+
- 4+
- Contains
Advertising
- Copyright
- © (2026) Bond Institute Music Corporation
