Apps Like StepPolyArp for iPhone and iPad
Generate melodic patterns from MIDI input
Create and save unlimited presets with 16 patterns each. Adjust polyphonic and polyrhythmic sequences. Sync presets to iCloud. Use as a standalone or AUv3 MIDI effect. Generate melodic patterns from played notes or chords.
StepPolyArp screenshots
Ranked alternatives
Showing 761–780 of 1,000 ranked alternatives.







Rousseau MusicPad
Norman Schmidt
Understand and use numbered musical notation.
The app allows users to input numbers or notes using a seven-note keypad that sounds like an Italian harpsichord. Melodies can be imported from iReal Pro and exported to other applications that support Midi or MusicXML.



JAX CHROMATIC : Compander
Jens Guell
Test audio units with sample sounds
Process audio with real-time spectral dynamics processing. Split audio streams into frequency bands. Adjust compression and expansion settings. Test with random sound samples. Distribute embedded units through a host application.


MidiBus
Soft Audio
MIDI clock sync generator and monitor.
The app generates and monitors MIDI clock sync. It allows users to select BPM, time signature, and MIDI destinations for synchronized clock signals.

Substitute Organist Service
Church Music Solutions, Inc.
Organ music for church congregations.
The app connects to a church's MIDI-capable organ to lead congregational song. A MIDI adapter is required for pipe or digital organs.


AD 480 basic - Studio Reverb
Thomas Fiedler
Pro quality studio reverb effect.
The app provides a professional studio reverb effect with variable room size and acoustic spaces. It supports Audiobus, Inter-app Audio, and external audio interfaces for extensive sound shaping.

ChordMapMidi
Malcolm Mugglin
Explore chords and progressions easily
The app enables users to explore chords and progressions in major and minor keys. ChordMapMidi functions as a MIDI controller, sending note information to other synthesizer applications.

How we rank alternatives
Apps are ranked by functional similarity, category fit, rating confidence, and popularity.