248+ iOS apps curated and reviewed
Every iPhone needs a few good isotope midi keyboard apps. We benchmark 248+ of them on App Store rating, freshness, and pricing, then surface the standouts so you don't have to scroll the App Store yourself.
| # | App | Price | Rating | Ads | In-App Purchases | Updated |
|---|---|---|---|---|---|---|
| 1 |  | $6.99 | 4.9★ (9) | No | No | Aug 2026 |
| 2 |  | $1.99 | 3.0★ (2) | No | No | Aug 2026 |
| 3 |  | Free | 3.4★ (16) | No | No | Aug 2026 |
| 4 |  | Free | 5.0★ (9) | No | No | Aug 2026 |
| 5 |  | Free | 4.1★ (117K) | No | No | Sep 2026 |
| 6 |  | Free | 4.6★ (71) | No | No | Aug 2026 |
| 7 |  | $14.99 | 4.8★ (256) | No | No | Jul 2026 |
| 8 |  | Free | 4.5★ (4) | No | No | Aug 2026 |
This app offers an intuitive and accessible way to play music and learn music theory. Its unique isomorphic grid layout simplifies chord playing and understanding note relationships, making it ideal for both beginners and experienced musicians.
This app expands MIDI capabilities for musicians, offering two independent virtual keyboards with 9 octaves each. It allows connection to external MIDI keyboards and includes a MIDI player with real-time soundfont and instrument selection. Effects like reverb and distortion are also available.
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.
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.
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.
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.
This app offers a suite of expressive virtual keyboards and controllers for creating music. It supports playing multiple instruments simultaneously with advanced features like MIDI Polyphonic Expression, scales, and chords. Explore various layouts and expression controls for a versatile musical experience.
Experience a unique hexagonal keyboard layout for music creation. This app recreates the playing experience of a Lumatone keyboard and supports custom soundfonts for diverse sonic possibilities.
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.
Master piano with an 88-key virtual keyboard, interactive song lessons, and MIDI connectivity. Explore various instruments, record your music, and get real-time feedback to improve your skills.
Convert audio files or images of sheet music into interactive musical notation. Hear your transcriptions play back or follow along with falling piano keys. Ideal for learning, practicing, and teaching music.
This keyboard app offers extensive customization with millions of theme possibilities, fashionable fonts, and integrated emoji features. It supports multiple languages and functions without requiring full access, adapting to your typing style.
Transform your QWERTY keyboard or game controller into a powerful MIDI controller for your iOS music apps. Play melodies, trigger chords, and adjust synth parameters with ease, even while running other apps in the background.
This app provides a unique interval-based MIDI keyboard with over 110 scales. It allows for flexible chord creation by toggling additional intervals and notes from different octaves. It integrates with external MIDI keyboards and sequencers for advanced music production.
This app offers an intuitive musical instrument and MIDI controller with an isomorphic layout that arranges notes based on harmonic relationships. It allows users of all skill levels to explore music theory, create melodies easily, and connect with DAWs and synthesizers.
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.
Play MIDI files with customizable sounds and playback speeds. This app allows you to transpose, mute tracks, and follow notes on a virtual keyboard. It also supports lyrics display and spoken announcements for bars and beats.
This music theory tool helps composers, artists, and learners explore scales and chords. It functions as an AUv3 plugin, Audiobus MIDI sender/filter, and standalone app, allowing MIDI control of audio applications.
This music app provides a versatile keyboard interface for controlling multiple synth applications simultaneously. It offers various layouts, including piano, scales, and chords, with customizable controls for pitch, modulation, and note velocity. Designed to integrate seamlessly with Audiobus 3, it enhances mobile music production.
Identify chords from live MIDI input or manual note entry. Explore harmony, build chords, and browse scales with musically informed analysis. Learn and understand music theory with real-time feedback.