Best Custom Midi Interface Apps

232+ iOS apps curated and reviewed

4.1 avg rating

18 free apps

Updated June 2026

Every iPhone needs a few good custom midi interface apps. We benchmark 232+ of them on App Store rating, freshness, and pricing, then surface the standouts so you don't have to scroll the App Store yourself.

Top Picks for Custom Midi Interface

#1

NS MIDI Player by Nitin Seshadri

Simple MIDI player

Editor's Choice

🎵 Music

4.5😊(181 ratings)

FreeIn-App Purchases

NS MIDI Player screenshot 1

NS MIDI Player screenshot 2

This application allows users to play MIDI files on their Apple devices. It supports various MIDI formats, custom sound fonts, and synchronized lyrics. Advanced features like audio export and MIDI output connection are available via a one-time purchase.

What We Love

👍 Simple and intuitive user interface
🎵 Excellent sound quality with soundfont support
💰 Free version available with core functionality
🎧 Custom soundfont compatibility

Room to Improve

🐛 Frequent crashes and freezing issues
⏱️ Slow loading times for large MIDI files
🔋 High battery consumption

#2

MIDI Designer Pro X by Confusion Studios LLC

Custom MIDI Controller

Strong Contender

🎵 Music

4.6(266 ratings)

FreeIn-App Purchases

MIDI Designer Pro X screenshot 1

MIDI Designer Pro X screenshot 2

MIDI Designer Pro X screenshot 3

MIDI Designer Pro X screenshot 4

MIDI Designer Pro X screenshot 5

MIDI Designer Pro X screenshot 6

Create custom MIDI controllers for any MIDI-enabled hardware or software. Offers extensive customization, a large user-created layout library, and robust MIDI communication. Ideal for musicians and producers seeking a personalized control experience.

#3

MIDI Memo Recorder by Line 6, Inc

Worth Considering

🎵 Music

2.0(5 ratings)

Free

MIDI Memo Recorder screenshot 1

MIDI Memo Recorder screenshot 2

MIDI Memo Recorder screenshot 3

Record and play back any MIDI data on your mobile device. Easily store, find, recall, and email MIDI information like synth sounds and effect patches. Firmware updates for compatible hardware are also managed through this app.

More Custom Midi Interface apps to explore

Cubasis 3 - DAW & Music Studio

Cubasis 3 - DAW & Music Studio

Music Production & Recording

Capture musical ideas and transform them into professional songs on your iPhone and iPad. This intuitive audio and MIDI DAW offers recording, mixing, and sharing capabilities with advanced editing and effects.

Unlimited audio and MIDI tracksFull-screen mixerGroup tracks

free with in-app purchases

MIDI Monitor & MIDI Controller

This app acts as a versatile tool for managing MIDI devices on iOS. It allows you to monitor incoming MIDI messages in real-time and send your own MIDI commands using virtual controls. It's useful for troubleshooting MIDI setups and understanding device communication.

Monitor incoming MIDI eventsSend MIDI messagesVirtual MIDI keyboard, buttons, and knobs

Play any synth on your guitar

Transform your guitar into a MIDI controller in real-time. This app accurately transcribes your playing into MIDI data, allowing you to control any synth or virtual instrument. It offers low latency and high accuracy, comparable to professional hardware.

Real-time guitar to MIDI transcriptionLow latency and high accuracyControl any synth or virtual instrument

free with in-app purchases

Sweet MIDI Player

Sweet MIDI Player

This application allows users to play and edit MIDI files. It offers features like transposing, tempo changes, channel muting, and synchronized lyric display. Users can also manage playlists and utilize a built-in sound library.

MIDI file playbackMIDI file editingTempo and transpose control

free with in-app purchases

The essential MIDI player

This app is a powerful and modern MIDI player designed for musicians, learners, and creators. It offers visual playback, tempo and key control, and advanced track management. Import custom soundbanks and enjoy features like synchronized lyrics and a 3D visualizer.

Visual MIDI playbackTempo and key controlAdvanced track controls

free with in-app purchases

Midi DJ remote lite

Midi DJ remote lite

Midi controller for DJ

Control your PC/Mac DJ software remotely over Wi-Fi. This app provides comprehensive controls for decks and mixers, eliminating the need for a mouse and trackpad. It's compatible with popular DJ software like Traktor Pro 2.

Remote Wi-Fi MIDI controlDeck A/B playback and cueingTempo and jog control

free with in-app purchases

Midi Controller - Remote & USB

Midi Controller - Remote & USB

Pads, Fader & Keyboard

$7.99 | 100% OFF

Transform your iPhone or iPad into a versatile MIDI controller. Send notes, control changes, and program changes wirelessly or via USB to any compatible DAW or hardware. Customize your workspace with unlimited, dynamic controls.

USB, WLAN, and Bluetooth connectivityCustomizable buttons, pads, and slidersSend Notes, CC, and Program Change values

free with in-app purchases

MIDIKeys - MIDI Controller

MIDIKeys - MIDI Controller

Send MIDI Data to Apps/Synths

This app acts as a virtual MIDI keyboard controller, allowing you to send MIDI messages to synthesizer apps and hardware. It offers customizable velocity, octave transposition, and tilt controls for expression.

Virtual MIDI keyboardSend MIDI messagesOctave transposition

Music Studio Lite

Music Studio Lite

Digital Audio Workstation

Create music on your mobile device with a comprehensive digital audio workstation. Features include a multi-track sequencer, studio-quality instruments, and real-time effects. Ideal for composers and aspiring musicians on the go.

127-track sequencer11 studio-recorded instrumentsReal-time effects

OSC and MIDI control surface

This app provides a customizable OSC and MIDI control surface for iOS devices. It allows remote control of music software and hardware, sending and receiving OSC and MIDI messages over Wi-Fi or CoreMIDI. Users can create custom layouts with various controls and utilize accelerometer data.

Modular OSC and MIDI control surfaceSend/receive OSC and MIDI messagesWi-Fi and CoreMIDI support

MIDI Recorder with E.Piano

MIDI Recorder with E.Piano

Record and play back MIDI performances with an integrated FM E.Piano. Capture musical ideas anywhere using the on-screen keyboard or external MIDI devices. Save recordings in the Standard MIDI File Format 0.

Record and playback MIDI signalsIntegrated FM E.Piano soundsOn-screen keyboard for note input

free with in-app purchases

KeyPad MIDI Controller

KeyPad MIDI Controller

SFZ, SF2 Player · Piano & Pads

Transform your device into a professional MIDI controller with touch-optimized piano keys, drum pads, and performance controls. It supports SFZ, SF2, WAV, and M4A samples, and can control iOS apps, hardware synths, and Mac software wirelessly or wired.

Touch-optimized piano keyboard9-pad drum gridXY performance pad

Make great music anywhere

Transform your device into a portable recording studio. Create music with virtual instruments, record vocals and guitars, and mix multi-track songs. Explore a vast library of sounds and effects to produce professional-sounding tracks anywhere.

Virtual instruments (keyboard, guitar, drums)Multi-track recording (up to 32 tracks)Live Loops for DJ-style creation

Midi Sheet Music

Midi Sheet Music

Convert Midi to Sheet Music

Convert MIDI files into playable sheet music. This free application plays music, highlights notes on both piano and sheet music, and offers features like speed adjustment and transposition. Learn your favorite songs with a library of classical pieces and readily available MIDI files.

Convert MIDI to sheet musicSynchronized playback and note highlightingAdjustable music speed

MIDI Controller PRO Wifi, USB

MIDI Controller PRO Wifi, USB

Bluetooth Pad Keyboard Player

Create and control music with a customizable digital MIDI interface. Connect via USB, Bluetooth, or Wi-Fi to your favorite MIDI-compatible software. Offers a variety of built-in components for flexible music production.

Customizable control canvasUSB, Bluetooth, and Wi-Fi connectivityPiano roll

free with in-app purchases

Connecting MIDI effortlessly

This app enables low-latency MIDI connections to iOS music applications via Bluetooth LE or USB. It routes virtual MIDI ports to external devices, allowing seamless wireless or wired integration with compatible software.

Low-latency MIDI over Bluetooth LEMIDI over USB connectionRoutes virtual MIDI ports

Drum Machine - Music Maker

Drum Machine - Music Maker

Beat Maker, Drums & Drum Pad

Create impressive music with an intuitive beat maker. Explore various drum kits, utilize a step sequencer, and mix tracks with an 8-track mixer. Compatible with MIDI controllers for an enhanced experience.

High quality drum kits8 tracks mixerSteps sequencer

free with in-app purchases