StepPolyArp app icon

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.

by Laurent Colson★ 4.848 ratingsMusic$19.99Data updated 2026-09-14
App detailsView in App Store

StepPolyArp screenshots

Ranked alternatives

Showing 381–400 of 1,000 ranked alternatives.

  2. Xequence AU | Keys app icon

    Xequence AU | Keys

    Alexander Ewering

    Play, record, and sequence MIDI notes

    A music production tool for AUv3 Audio Unit hosts. Control MIDI with a scalable, playable keyboard. Supports single or dual keyboard layouts. Integrates with advanced MIDI workstations for detailed performance and arrangement.

    ★ 4.919 ratingsMusic$2.99Data updated 2026-09-17
    App details
  1. yaleD - Reverse Delay app icon

    yaleD - Reverse Delay

    Sonosaurus LLC

    Apply effects to audio

    Apply effect to audio input by adjusting time, feedback, and filtering settings. Integrate as AUv3 plugin with host apps like GarageBand and Cubasis. Export processed audio files directly.

    ★ 4.924 ratingsMusic$1.99Data updated 2026-09-29
    App details
  6. Troublemaker app icon

    Troublemaker

    Bram Bos

    Create and play acid tracks

    Create basslines using a virtual TB-303 synthesizer. Adjust waveform shapes, filter settings, and envelope parameters. Save and export audio files. Import and manipulate MIDI files. Sync with DAWs for music production.

    ★ 4.664 ratingsMusic$8.99Data updated 2026-09-22
    App details
  9. Relic Waves app icon

    Relic Waves

    Alexander Zolotov

    Generate lo-fi sounds with random sets

    Generate lo-fi sounds using synthesis algorithms with random set selection, code editing, and previous set navigation. Each set includes 12 sounds linked to an 8-character code. Perform live with on-screen buttons, PC keyboard, or MIDI input.

    ★ 5.043 ratingsMusic$1.99Data updated 2026-09-15
    App details
  14. voice bot app icon

    voice bot

    erik sigth

    Record and play vocal loops in real

    Use a microphone to create live or recorded loops with trigger modes via keyboard. Process sound with bit and sample crusher, delay, and flanger. Play using a 25-key dynamic keyboard or core MIDI.

    ★ 4.718 ratingsMusic$4.99Data updated 2026-09-08
    App details
  15. SynthScaper LE app icon

    SynthScaper LE

    Igor Vasiliev

    Create and tune soundscapes

    Create and manipulate soundscapes using three independent sound generators with customizable presets. Adjust tuning parameters and position sounds in a 3D space using a spatial mixer.

    ★ 4.724 ratingsMusic$4.99Data updated 2026-11-01
    App details

How we rank alternatives

Apps are ranked by functional similarity, category fit, rating confidence, and popularity.