# Midi Controller vs Isotope MIDI Keyboard

The clearest difference is price: Midi Controller at Free against Isotope MIDI Keyboard's $6.99. Midi Controller also leads on ratings volume (42 vs 10). Isotope MIDI Keyboard's advantage is rating (4.9 vs 4.1) and review sentiment (80% vs 41%). On ads, device support and iOS requirement there is nothing between them.

Midi Controller is free to download; Isotope MIDI Keyboard costs $6.99 up front. Midi Controller sells 2 in-app purchases, starting at $3.99 per month. Isotope MIDI Keyboard asks for nothing beyond the download.

Isotope MIDI Keyboard holds the better App Store score, 4.9 against 4.1. Both are backed by a comparable volume of ratings — 42 and 10 respectively. Written reviews point the same way: 41% of Midi Controller's written reviews are positive against 80% of Isotope MIDI Keyboard's.

Midi Controller ships an update every 7 months, Isotope MIDI Keyboard every 2 days. The most recent releases landed on November 6, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | Midi Controller | Isotope MIDI Keyboard |
| --- | --- | --- |
| Price | **Free** | $6.99 |
| Rating | [4.1 (42 ratings)](https://appshunter.io/ios/app/midi-controller-remote-and-usb/id1470513354/reviews) | **[4.9 (10 ratings)](https://appshunter.io/ios/app/isotope-midi-keyboard/id1667140170/reviews)** |
| Number of ratings | **42** | 10 |
| Positive reviews | 40.9% of reviews | **80.0% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 7 months | **Every 2 days** |
| Monetization | **Free with in-app purchases** | Paid |
| Size | 11 MB | 3 MB |
| Requires iOS | 17.0 | **16.0** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Mizo LLC](https://appshunter.io/developer/1820590289) | [Jaewon Choi](https://appshunter.io/developer/1324431041) |

## What reviewers say

### Midi Controller

[App page](https://appshunter.io/ios/app/midi-controller-remote-and-usb/id1470513354)

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.

**Highlights:** USB, WLAN, and Bluetooth connectivity, Customizable buttons, pads, and sliders, Send Notes, CC, and Program Change values, Works with macOS and CoreMidi compatible hardware, No additional software required, Dynamic control creation

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly: MIDI Controller | $3.99 | per month |
| Lifetime: MIDI Controller | $29.99 | one-time |


### Isotope MIDI Keyboard

[App page](https://appshunter.io/ios/app/isotope-midi-keyboard/id1667140170)

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.

**Highlights:** Isomorphic grid layout for intuitive playing, Built-in Element sound engine, Audio Unit v3 plugin support, MIDI and MIDI over Bluetooth connectivity, Velocity-based touch and accelerometer input, Customizable themes and layouts

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Midi Controller free?

Midi Controller is free to download, with in-app purchases available.

### Is Isotope MIDI Keyboard free?

Isotope MIDI Keyboard costs $6.99, with no in-app purchases.

### Which has better reviews, Midi Controller or Isotope MIDI Keyboard?

Isotope MIDI Keyboard is rated higher. Midi Controller averages 4.1 out of 5 from 42 ratings, while Isotope MIDI Keyboard averages 4.9 from 10 ratings.

### Do Midi Controller or Isotope MIDI Keyboard have ads?

Neither Midi Controller nor Isotope MIDI Keyboard shows ads.

### Which is updated more often, Midi Controller or Isotope MIDI Keyboard?

Midi Controller ships an update every 7 months, and Isotope MIDI Keyboard every 2 days. Most recently, Midi Controller was updated on November 6, 2026 and Isotope MIDI Keyboard on November 3, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*