Bellow dynamics smoothing can now be turned on or off. Fixed an issue when selecting a session while another tab than the session list was visible. It is possible to change the order of instruments in a session. Changed the gesture to change order of sessions to 1-finger drag. Mixer now has 32 tracks.

This update from Apple will improve the functionality of this app. No new features are included. Fixed an issue with the mixer settings in Session Instruments. The tuning setting now also works in the player.

In styles, drum tracks can be separated according to individual instruments. The expression controller (bellow dynamics) is now interpolated to avoid graduated volume changes. The tuning can be selected between 440 and 432 Hz globally. Sustain time can be changed individually for each instrument with CC75 or CC76. Player tempo can now be changed by ±1 via the foot switch. With the new note switch, sessions can be selected by playing notes. It is now easier to get back to the alternate bass with the Ois-Isi bass from a solo. New sync stop mode in the style arranger (orange color): By simultaneously pressing chord and bass, the style can be stopped. Bug fixes for the sustain time sliders, the list of available effects, and the display of session name in the mixer. Fixed a bug with the Polka/Waltz accompaniment detection with four-tone chords.

Fixed a problem with audio inputs.

Percussion instruments can now be selected as GitBass in the Ois-Isi guitar again. For instruments with adjustable lowest note, this can be set on the screen. An error with fill-ins in certain styles has been fixed.

Fixed a problem with the configuration menu in the Player screen on macOS. Improved sounds of the chromatic harmonica. Chords for accordion accompaniment are now closer together. The effect bypass function now works independent of received CC values.

New instruments: bass clarinet, harmonica The Ois-Isi guitar now has an adjustable accompaniment guitar that plays a gallop rhythm. When importing sessions, the file name is now also used with export. Support for iOS/iPadOS 26.

For music effects, users can now assign the MIDI channel from Player tracks. Added option to export selected playlist songs. Increased number of session sustain time slots from 4 to 8. Can now assign a global MIDI channel to program changes for sessions and playlist songs. Fixed a problem with percussion instruments. Fixed an issue with loading and applying effect AU parameters. Fixed an issue with some effect AUs producing noise or crashing.

Fixed a problem when selecting instruments for the Ois-isi-guitar.

Turboboard buttons 7-8 (optional extension board) are now displayed in different colors. Modified Turboboard buttons are now immediately sent to the board. Master volume +/- CCs are now exclusive with other foot switch CCs. Fixed problems with internal master reverb. Fixed a problem with tempo for MIDI files.

New instruments: Gibson guitar, Percussion set, Synth bass, Synth baritone Master volume can be gradually modified by foot switch. MIDI player tempo can be gradually modified by foot switch. Foot switch tempo changes are not saved anymore. Test period is prolonged to 50 minutes. Increased the number of instrument on/off switches to 6. Various bug fixes for vocalist, VoiceOver, mixer, sessions export, and guitarist. Compatibility changes for iOS 18.

Fixed an issue with some in-app purchases.

New internal plug-in: The Vocalist makes you sing with several voices! Improved VoiceOver

Added support for additional audio outputs in session instruments, mixer tracks, and MIDI player tracks. Exporting sessions offers more options, such as mixer settings and foot switches. Sustain time in sessions can be globally enabled or disabled in settings. Mixer effects can be bypassed automatically.

New instruments: Grand piano, contrabass (arco), Schwyzerörgeli When using an accompaniment instrument without chord detection (sample channel), multiple notes are all played again instead of replacing each other (as it was previously).

A problem with guitar-on-bass and accordion accompaniment volumes was resolved.

You can set a note range for treble instruments. Guitar-on-bass and accordion accompaniment instruments can be attenuated in volume during bass solos. The SoundFont used for imported MIDI files and styles can be configured in settings.

Fixed a problem in the mixer. Session multi-selection is now partially available in iOS 12. New foot switch functions: Major to minor, Minor on bass (sticky), Major on bass (sticky).

Added a new foot switch to play seventh chords instead of major chords. The assignments grid in the mixer was replaced by an overview of audio inputs. You can now select multiple sessions and export or delete them.

The new drum kits are now also available in sessions. Mixer is now showing type and amount of assigned inputs with color bars. Improved descriptions for strings sounds. Fixed problems with single drum sounds, the sustain time function, and with certain tetrad chords.

New instruments: Saxophones, Classical and Modern Strings, Drum Kits, Steel-string Acoustic Guitar. New instrument bundle: Schlager Music Bundle Problems with the style arranger were fixed. The number of mixer faders were increased from 16 to 24. Improved support for VoiceOver in session editor.

Fixed audio input assignments which were not saved. Solved a problem with deactivated microphone access. Fixed silent session instruments which happened when disabling instruments in the previously selected session.

Sustain time is now initially set to its maximum so you can use it without foot switch. Improved handling of imported SoundFonts. Tapping effects now mutes/unmutes them, and new effects can be added via context menu. Added sync stop in style and MIDI files options. Minimum iOS version is now iOS 12. The Ois-isi-guitar now includes three git-on-bass and two accompaniment instruments. Ois-isi-guitar detects polka or waltz automatically. Instruments-on/off settings now allow for more than two instruments to toggle. Fixed a problem with duet settings. Corrections for iOS 16.

New instruments: Bass Guitar (Joggi) with 7 sounds, Mute Trumpet with 3 sounds. Added support for Bluetooth page turners in addition to foot switches. In Session, MIDI routing, instruments can be assigned to sustain time so they are automatically sustained with continuous values via CC#75 (Value 0 to disable). Introduced the new Ois isi bass presets for the following instruments: Baritone B&M, Baritone King, Tuba, Contrabass Ales, and Bass Guitar (Joggi). These presets have an extended note range while playing bass solos. Improved support for VoiceOver. A problem with music effects was fixed.

Fixed loose notes in duet modes 1 and 2. Accompaniment tempo in the guitarist is not measured during bass solos. Tracks can be duplicated again in MIDI player. Tempo tap in MIDI player chases new tempos much quicker. The master reverb bypass status is also shown in the sessions screen. A MIDI input channel can be assigned to Music Effects. Each effect can be bypassed with a MIDI controller. This controller can be used multiple times. Sessions can be transposed in session settings. In addition, sessions can be transposed with foot switches which will be reset when the session changes. Some instruments can be transposed in octaves. Foot switch assignments and the master channel are exported and can be imported.