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

StepPolyArp screenshots

Ranked alternatives

Showing 241–260 of 1,000 ranked alternatives.

  1. KQ MiniSynth Legacy app icon

    KQ MiniSynth Legacy

    Ryouta Kira

    Patch modules to create sounds

    Create and manipulate sound using a modular synthesizer with patching capabilities. Add or remove up to 100 modules including oscillators, envelope generators, and filters. Learn synthesis concepts through interactive module configuration.

    ★ 4.824 ratingsMusic$11.99Data updated 2026-09-10
  2. Patterning 3 : Drum Machine app icon

    Patterning 3 : Drum Machine

    Olympia Noise Co.

    Create beats with evolving patterns

    Create and edit patterns using a circular interface. Adjust polyrhythms and evolving sequences. Add effects and automation. Export audio files. Share projects directly. Control tempo and swing. Sync with MIDI devices.

    ★ 4.9126 ratingsMusic$29.99Data updated 2026-09-06
  1. BounceBud Physics Based MIDI app icon

    BounceBud Physics Based MIDI

    Cem Olcay

    Generate notes with ball collisions

    Create music using a - sequencer. Play notes by bouncing balls on customizable keyboards. Adjust ball count, speed, and size. Set key/scale, velocity range, octave, and channel. Customize notes per keyboard. All keyboards share the same scale.

    ★ 5.010 ratingsMusic$5.99Data updated 2026-09-06
  2. Aparillo app icon

    Aparillo

    Sugar Bytes GmbH

    Create and shape cinematic soundscapes

    Create and manipulate complex soundscapes using 16 voice FM synthesis. Generate evolving atmospheres and dynamic textures. Adjust parameters for intricate timbres and layered sounds.

    ★ 4.9506 ratingsMusicFreeData updated 2026-09-16
  3. Wotja: Live Generative Music app icon

    Wotja: Live Generative Music

    Intermorphic Limited

    Create and play ambient on-device

    Create and play ambient , soundscapes, and textured drones on-device. Generate melodies and arpeggios from text. Export MIDI files. Use free Lite mode or upgrade to Pro for advanced features. Sync with other apps.

    ★ 4.7208 ratingsMusicFreeData updated 2026-09-14
  4. AutoPiano app icon

    AutoPiano

    Tim Beyer

    Record piano music, convert to MIDI, edit

    Turn analog piano into a digital instrument by recording and converting piano music to MIDI. Convert existing music files on your device. Edit MIDI files in music production apps.

    ★ 4.122 ratingsMusicFreeData updated 2026-09-21
  5. strng app icon

    strng

    erik sigth

    Play, tune, and shape string sounds

    Create and manipulate string-like sounds using physical modeling synthesis. Adjust string tension and delay settings for tone shaping. Play with a 25-key keyboard or MIDI controller. Apply stereo delay and filter effects to modify sound output.

    ★ 4.735 ratingsMusic$4.99Data updated 2026-09-09
  6. BLEASS Voices app icon

    BLEASS Voices

    BLEASS

    Pitch shift and harmonize vocals

    Edit audio with pitch shifting, formant control, and tone adjustments. Create harmonies and doubles with up to 12 . Transpose individual by an octave or flatten to a chosen pitch. Adjust width and placement for vocal effects.

    ★ 4.877 ratingsMusic$19.99Data updated 2026-10-29
  7. apeMatrix app icon

    apeMatrix

    Alessandro Petrolati

    Stream audio and control MIDI devices

    Create and manipulate music with automated MIDI and audio controls. Link tools for synchronized playback. Apply AU and IAA effects. Modulate parameters using MIDI, accelerometer, scrub, and LFO. Adjust built-in and external parameters in real time.

    ★ 4.784 ratingsMusic$14.99Data updated 2026-09-14
  8. All Sheet Music app icon

    All Sheet Music

    Jun Koo Hea

    Read from PDF, image, or text files

    Read and manage from PDF, image, text, and MIDI files. Import scores via camera, photos, or files. Organize by title, artist, and setlist. View scores in horizontal, vertical, or two-page modes. Annotate with pen, text, shapes, and stamps.

    ★ 4.2135 ratingsMusicFreeData updated 2026-09-14
  9. King Key app icon

    King Key

    Caelum Audio Ltd

    Play keyboard samples anywhere

    Play keyboard sounds, MIDI keyboard tones, typewriter noises, and four produced drum kits. Trigger samples via keyboard input or MIDI. Export audio files and share directly.

    ★ 4.914 ratingsMusic$1.99Data updated 2026-09-06
  10. MIDI Controller PRO Wifi, USB app icon

    MIDI Controller PRO Wifi, USB

    Marvin Krueger

    Arrange controls, connect devices, play music

    Customizable digital with piano roll, pads, sliders, button grid, step sequencer, XY slider, and chorder. Connect via USB, Bluetooth, or Wi-Fi. Supports IN for compatible software. Arrange controls on a canvas.

    ★ 4.825 ratingsMusicFreeData updated 2026-09-06

How we rank alternatives

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