iotaTONE: Microtonal Keyboard

iotaTONE: Microtonal Keyboard

Just Intonation MIDI Synth

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$14.99

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Details

Released
April 4, 2026
Updated
November 11, 2026

Features

iotaTONE: Microtonal Keyboard screenshot #1 for iPhone
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About

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.
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What's New in iotaTONE

2.5.0

November 11, 2026

Composer Tools — Groove · Harmony · Form. NEW: COMPOSER TOOLS • Pulse — a drum machine with 84 patterns in every style and meter, FILL and LONG fills, endings, and full pattern editing. Make and save your own grooves. • Chord Path — capture chord shapes from the board and play them back in time with the drums, with a bass line that follows. Create, save, load and share songs. • Form Builder — build your own arrangements & variations: intro, sections, second endings, choruses & coda. NEW: SONG OF THE DAY A new song every day, ready to play. Tap the star to open it, or browse Previous Days for past songs. NEW: ENSEMBLE Play together. One iotaTONE leads; others on the same Wi-Fi follow its board, key & tuning. NEW: CORNER CHORDS YOUR WAY Set your own Left and Right corner chords for every board in the Ratio Matrix — triads, sevenths, anything you like. MORE • SUSTAIN dome: hold your notes while you move, then rest or release. • Five colour modes: B/W, Colour, Hybrid, Bleach & Dim. • Panels dock to the screen edge as tabs & come forward when touched. • Up to 31 simultaneous voices. • MIDI Control Surface: light regions and corner chords from external MIDI. • Many refinements & fixes.

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