# Sound Writer vs MIDI Pro

The clearest difference is in-app purchases: Sound Writer at none against MIDI Pro's 1. Sound Writer also leads on iOS requirement (9.0 vs 16.0). On price, review sentiment, ads and device support there is nothing between them.

Both are free to download. MIDI Pro sells 1 one-off in-app purchase. Sound Writer asks for nothing beyond the download.

## The numbers

| Metric | Sound Writer | MIDI Pro |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.5 (2 ratings)](https://appshunter.io/ios/app/sound-writer/id1142604388/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 0.0% of reviews | 0.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | — | Every 2 months |
| Monetization | **Free** | Free with in-app purchases |
| Size | 12 MB | 165 MB |
| Requires iOS | **9.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | +4 |
| Developer | [ZKM \| Zentrum fuer Kunst und Medientechnologie Karlsruhe](https://appshunter.io/developer/418549105) | [renee zuleta](https://appshunter.io/developer/1640359705) |

## What reviewers say

### Sound Writer

[App page](https://appshunter.io/ios/app/sound-writer/id1142604388)

This app creates a 3D virtual music box where users can play melodies by rotating a sphere. Adjust sound color and pin layout with simple finger gestures. It offers an intuitive way to explore music creation.

**Highlights:** 3D virtual music box, Interactive sphere rotation, Tone comb sound generation, Adjustable sound color, Customizable pin layout

**Features:** macOS Compatibility

**In-app purchases:** none


### MIDI Pro

[App page](https://appshunter.io/ios/app/midi-pro/id6445922189)

Generate practice tracks and composition ideas by mixing percussion and melody. Tailor sequences with custom rhythms, keys, scales, and chord progressions. Save MIDI files for further editing in your DAW.

**Highlights:** Generate MIDI sequences, Mix percussion and melody tracks, Selectable rhythm, key, scale, and chord progression, Adjustable melody tracks, Save MIDI files, Import to DAW

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Full Access Purchase | $12.99 | one-time |


## Frequently asked questions

### Is Sound Writer free?

Sound Writer is free to download, with no in-app purchases.

### Is MIDI Pro free?

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

### Do Sound Writer or MIDI Pro have ads?

Neither Sound Writer nor MIDI Pro 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.*