# WhatChord MIDI vs MIDI Controller/Oscilloscope

The clearest difference is iOS requirement: WhatChord MIDI at 15.0 against MIDI Controller/Oscilloscope's 17.0. On price, rating, ratings volume and ads there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

On the App Store both sit at effectively the same score — 5.0 for WhatChord MIDI against 5.0 for MIDI Controller/Oscilloscope. Both are backed by a comparable volume of ratings — 1 and 1 respectively.

## The numbers

| Metric | WhatChord MIDI | MIDI Controller/Oscilloscope |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (1 ratings)](https://appshunter.io/ios/app/whatchord-midi/id6758409779/reviews) | [5.0 (1 ratings)](https://appshunter.io/ios/app/midi-controlleroscilloscope/id6764594513/reviews) |
| Number of ratings | 1 | 1 |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Weekly | — |
| Monetization | Free | Free |
| Size | 24 MB | 1 MB |
| Requires iOS | **15.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Aaron Bull Schaefer](https://appshunter.io/developer/1872791906) | [Collective Vision, LLC.](https://appshunter.io/developer/1453074206) |

## What reviewers say

### WhatChord MIDI

[App page](https://appshunter.io/ios/app/whatchord-midi/id6758409779)

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.

**Highlights:** Real-time chord recognition, Manual chord lookup, Explore chords and scales, Musically informed analysis, Alternative chord interpretations, MIDI compatibility

**In-app purchases:** none


### MIDI Controller/Oscilloscope

[App page](https://appshunter.io/ios/app/midi-controlleroscilloscope/id6764594513)

This app combines a multi-touch performance keyboard, a 16-channel step sequencer, and a real-time oscilloscope. It allows seamless integration with hardware synthesizers and audio gear via USB, enabling music creation and analysis.

**Highlights:** Multi-touch velocity-sensitive keyboard, 16-channel step sequencer with piano roll, Real-time 8-channel oscilloscope, USB MIDI and audio interface support, Network and Bluetooth MIDI compatibility, Live recording and transposition, Sub-millisecond sequencer timing

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

**In-app purchases:** none


## Frequently asked questions

### Is WhatChord MIDI free?

WhatChord MIDI is free to download, with no in-app purchases.

### Is MIDI Controller/Oscilloscope free?

MIDI Controller/Oscilloscope is free to download, with no in-app purchases.

### Which has better reviews, WhatChord MIDI or MIDI Controller/Oscilloscope?

WhatChord MIDI and MIDI Controller/Oscilloscope are both rated 5.0 out of 5 on the App Store, from 1 and 1 ratings respectively.

### Do WhatChord MIDI or MIDI Controller/Oscilloscope have ads?

Neither WhatChord MIDI nor MIDI Controller/Oscilloscope shows ads.

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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.*