# ChordMapMidi vs NinetyPhaser

The clearest difference is price: NinetyPhaser at Free against ChordMapMidi's $3.99. ChordMapMidi's advantage is in-app purchases (none vs 1). On ads, device support and iOS requirement there is nothing between them.

NinetyPhaser is free to download; ChordMapMidi costs $3.99 up front. NinetyPhaser sells 1 one-off in-app purchase. ChordMapMidi asks for nothing beyond the download.

## The numbers

| Metric | ChordMapMidi | NinetyPhaser |
| --- | --- | --- |
| Price | $3.99 | **Free** |
| Rating | **[5.0 (5 ratings)](https://appshunter.io/ios/app/chordmapmidi/id533859936/reviews)** | — |
| Number of ratings | **5** | — |
| Positive reviews | 52.9% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 8 months | — |
| Monetization | Paid | — |
| Size | 4 MB | 46 MB |
| Requires iOS | 16.6 | **16.0** |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [Malcolm Mugglin](https://appshunter.io/developer/533859939) | [Shoma Kondo](https://appshunter.io/developer/1884832972) |

## What reviewers say

### ChordMapMidi

[App page](https://appshunter.io/ios/app/chordmapmidi/id533859936)

This app is a MIDI controller for exploring musical chords and progressions in major and minor keys. It sends note information to other synthesizer apps on your device, making it a portable tool for musicians and educators.

**Highlights:** Explore chords and progressions, Major and minor keys, MIDI controller functionality, Sends note information to synth apps, Portable music tool

**In-app purchases:** none


### NinetyPhaser

[App page](https://appshunter.io/ios/app/ninetyphaser/id6780699396)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| NinetyPhaser Full Version | $6.99 | one-time |


## Frequently asked questions

### Is ChordMapMidi free?

ChordMapMidi costs $3.99, with no in-app purchases.

### Is NinetyPhaser free?

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

### Do ChordMapMidi or NinetyPhaser have ads?

Neither ChordMapMidi nor NinetyPhaser 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.*