FreEWI app icon

Apps Like FreEWI for iPhone and iPad

Map MIDI events between apps.

The app remaps MIDI channels, controller messages, program changes, and note events. It can translate controller messages to channel pressure and works with other CoreMIDI virtual apps.

by Soft Audio★ 3.52 ratingsMusicFreeData updated 2026-09-24

FreEWI screenshots

Ranked alternatives

Showing 281–300 of 1,000 ranked alternatives.

  1. ECHO-TERZA app icon

    ECHO-TERZA

    Gentian Coci

    Generate microtonal MIDI sequences

    Create and manipulate microtonal scales with the TERZA engine for seconda/terza harmonization. Adjust tuning systems and route audio signals. Perform live with MIDI control and intelligent harmonization features.

    ★ 0.00 ratingsMusic$99.99Data updated 2026-09-06
  2. KA mini Sheng app icon

    KA mini Sheng

    SHANTOU KONG AUDIO SOFTWARE TECHNOLOGY CO.,LTD.

    ★ 5.02 ratingsMusic$1.99Data updated 2026-09-06
  1. OB-Xd 3 AUv3 Synth app icon

    OB-Xd 3 AUv3 Synth

    DiscoDSP LLC

    Create and shape digital sounds

    Create and manipulate electronic music with a vintage synthesizer. Adjust filters, oscillators, and envelopes. Use micro random detuning and unison for enhanced sound. Save and load presets. Export audio files for further production.

    ★ 4.115 ratingsMusic$19.99Data updated 2026-11-02
  2. Klankwelle app icon

    Klankwelle

    Greg Okopal

    Create and control synthesizers

    Create and control up to 8 synthesizers simultaneously using a built-in keyboard or step sequencer. Connect external MIDI devices for input. Adjust sounds with a dynamic compressor and 10-band graphic equalizer.

    ★ 4.737 ratingsMusicFreeData updated 2026-09-13
  3. Uilleann - Pocket Irish Pipes app icon

    Uilleann - Pocket Irish Pipes

    Michael Eskin

    Authentic Irish Bagpipes Sound Module

    The app provides a Uilleann pipes sound with chanter, drones, and regulators. It supports hardware MIDI bagpipe chanters and functions as a CoreMIDI sound module.

    ★ 3.88 ratingsMusic$2.99Data updated 2026-09-13
  4. microTERA app icon

    microTERA

    Harry Gohs

    Dynamic spectra creation with unique sounds.

    The app uses waveshaping synthesis to create unique sounds by altering spectra with sound amplitude. It offers a randomizer for generating new sound patches and includes multiple oscillators, envelopes, and effects.

    ★ 4.99 ratingsMusic$1.99Data updated 2026-10-28
  5. SquareSynth 2 - Chiptune Synth app icon

    SquareSynth 2 - Chiptune Synth

    James Navarro

    Create music

    Create music using 8-bit synthesizer with NES and C64-inspired features. Use 8 multitimbral channels via MIDI. Integrate with Audio Unit Version 3 hosts. Support Audiobus for audio routing.

    ★ 4.137 ratingsMusic$9.99Data updated 2026-09-16
  6. Geo Synthesizer app icon

    Geo Synthesizer

    Wizdom Music LLC

    Expressive multitouch musical instrument controller.

    The app is a musical instrument and MIDI controller created for multitouch surfaces. It allows users to control external or virtual MIDI instruments and offers independent voice control for pitch bending and unique expression on each note.

    ★ 3.319 ratingsMusic$9.99Data updated 2026-09-22
  7. Hohner MIDI SqueezeBox app icon

    Hohner MIDI SqueezeBox

    Michael Eskin

    MIDI control surface for button accordion.

    The app is a 31-button three-row diatonic Button Accordion CoreMIDI control surface for the iPad. It is designed for playing hardware and software MIDI synthesizers via a CoreMIDI compatible interface or virtual MIDI instruments.

    ★ 1.01 ratingsMusic$4.99Data updated 2026-09-21
  8. Chord app icon

    Chord

    Roman Sevastyanov

    Create progressions and send MIDI data

    Create and edit progressions with inversions, sus2, sus4, 7th, and 9th chords. Play chords as piano or synth or send MIDI to macOS. Use phone as MIDI keyboard for macOS. Practice reading musical notation.

    ★ 4.881 ratingsEducation$3.99Data updated 2026-09-23

How we rank alternatives

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