App Version History

1.7.3 (2026-09-23)

• Uses the Universal MIDI Packet API to avoid dropped input messages
• Fixes handling of legato overlap in MIDI input
• Improves thread safety by implementing deferred calls on audio thread
• Adds a “Copy” button for “Log Output”

1.7.1 (2026-08-31)

• Adds Zoot Brass, a new wavetable-based spectral-interpolation synthesizer for eight instruments: Piccolo Trumpet, Trumpet, Cornet, Flugelhorn, French Horn, Trombone, Bass Trombone, and Tuba
• Adds Output Level, Tuning, Breath Noise Amount, Formant Shift, and Wander controls for Zoot Brass
• Fixes Note Off not sending a zero breath value in MIDI output
• Fixes missing “Db” chord in the guitar chord reference
• Fixes macOS sandbox and cosmetic startup bugs in unreleased version (1.7.0)
• Moves the Sine Synth's Skew slider to the end of its settings section
• Adjusts layout of Internal Synth Selector and MIDI Out

1.7.0 (2026-08-27)

• Adds Zoot Brass, a new wavetable-based spectral-interpolation synthesizer for eight instruments: Piccolo Trumpet, Trumpet, Cornet, Flugelhorn, French Horn, Trombone, Bass Trombone, and Tuba
• Adds Output Level, Tuning, Breath Noise Amount, Formant Shift, and Wander controls for Zoot Brass
• Fixes Note Off not sending a zero breath value in MIDI output
• Fixes missing “Db” chord in the guitar chord reference
• Moves the Sine Synth's Skew slider to the end of its settings section
• Adjusts layout of Internal Synth Selector and MIDI Out

1.6.1 (2025-09-04)

• Replaces Air Gain control with graphical Breath Mapping Curve
• Renames “Live Graphs” to “Live Graphs & Breath Map”
• Adds Sway Tremolo to control breath amplitude with gesture
• Removes Status section from Gestures and Strummer pages
• Fixes note glitches that could be caused by Sway Tremolo in Version 1.6.0
• Increases max Sway Tremolo Gain to 2

1.6.0 (2025-08-29)

• Replaces Air Gain control with graphical Breath Mapping Curve
• Renames “Live Graphs” to “Live Graphs & Breath Map”
• Adds Sway Tremolo to control breath amplitude with gesture
• Removes Status section from Gestures and Strummer pages

1.5.0 (2025-03-13)

• Adds a sine wave synthesizer with adjustable skew
• Adds a separate settings page for Advanced Gestures
• Supports always-enabled, adjustable portamento glides
• Adds Proximity Mode and Tilt Mode for theremin-like effects
• Tweaks the UI for selection of Internal Synth and MIDI Out
• Allows scrolling of the bars (side) menu for landscape orientation
• Fixes a bug in the action of the Play Note button
• Improves automatic calibration of the breath sensor

1.4.0 (2025-01-16)

• Fixes regression bug in Key Delay introduced in version 1.3.0
• Implements workaround for iOS bug causing inconsistent Pitch Settings
• Adds Live Graphs of pressure, MIDI breath, and Midi pitch bend
• Adds Sip Sensor to control UI and MIDI actions
• Reorganizes the bars (side) menu into Info and Settings sections

1.3.0 (2024-10-08)

• Adds finger-controlled pitch bends (“finger bends”)
• Reorganizes the Gestures screen with new controls for finger bends
• Adds a control for MIDI pitch bend range

1.2.3 (2024-05-10)

• Fixes a bug in the breath calibrator when switching between Zoot firmware versions
• Includes support for Rev 1.2 of the Zoot firmware

1.2.2 (2024-02-28)

• Adds controls to map breath and motion sensor data to user-specified MIDI messages
• MIDI Settings grouped together on a separate page
• Fixes bug in restoring old presets when controls have been removed

1.2.1 (2024-02-14)

• Shows release notes for new versions at startup
• Checks for app updates at startup (optional) or manually
• Adds slider for legato note overlap in MIDI output
• Adds slider for delay on invalid notes

1.2.0 (2024-01-23)

• Landscape orientation with scrolling (no layout changes)
• An option to send motion-sensor data as MIDI control changes
• Variable key delay for deglitching finger sensors

1.1.0 (2023-11-02)

• Initial App Store version