# MIDI Scope vs Midi Amuser

The clearest difference is in-app purchases: Midi Amuser at none against MIDI Scope's 3. Midi Amuser also leads on update cadence (every 5 weeks vs every 9 months) and iOS requirement (15.0 vs 17.0). MIDI Scope's advantage is ratings volume (22 vs 6). On price, rating, ads and monetization model there is nothing between them.

Both are free to download. MIDI Scope sells 3 one-off in-app purchases. Midi Amuser asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 4.8 for MIDI Scope against 4.8 for Midi Amuser. Both are backed by a comparable volume of ratings — 22 and 6 respectively.

MIDI Scope ships an update every 9 months, Midi Amuser every 5 weeks. The most recent releases landed on October 29, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | MIDI Scope | Midi Amuser |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.8 (22 ratings)](https://appshunter.io/ios/app/midi-scope/id1185667452/reviews) | **[4.8 (6 ratings)](https://appshunter.io/ios/app/midi-amuser/id1638630892/reviews)** |
| Number of ratings | **22** | 6 |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 9 months | **Every 5 weeks** |
| Monetization | Free | Free |
| Size | 1 MB | 4 MB |
| Requires iOS | 17.0 | **15.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Kinematic Systems](https://appshunter.io/developer/1162866262) | [Tilmann Schuepfer](https://appshunter.io/developer/1629069676) |

## What reviewers say

### MIDI Scope

[App page](https://appshunter.io/ios/app/midi-scope/id1185667452)

Monitor MIDI activity on your iOS device. Filter events by type, group, or channel, with detailed packet interpretation in decimal and hexadecimal. Send feedback directly to the developer.

**Highlights:** Monitor MIDI activity, Filter events by type, group, or channel, Detailed event packet interpretation, Raw packet data in decimal and hexadecimal, iOS device compatibility

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Small | $0.99 | one-time |
| Small | $2.99 | one-time |
| Large | $4.99 | one-time |


### Midi Amuser

[App page](https://appshunter.io/ios/app/midi-amuser/id1638630892)

This app allows you to connect, control, and record up to 10 MIDI instruments and controllers across 10 tracks. It manages routing, recalls instrument states, and enables live looping and complex song arrangements with a stable clock and zero latency.

**Highlights:** Connect up to 10 MIDI instruments, Connect up to 10 MIDI controllers, Zero latency, Step sequencer, Manage synth patches, Record and arrange MIDI events on 10 tracks, Arrange up to 16 song parts

**In-app purchases:** none


## Frequently asked questions

### Is MIDI Scope free?

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

### Is Midi Amuser free?

Midi Amuser is free to download, with no in-app purchases.

### Which has better reviews, MIDI Scope or Midi Amuser?

Midi Amuser is rated higher. MIDI Scope averages 4.8 out of 5 from 22 ratings, while Midi Amuser averages 4.8 from 6 ratings.

### Do MIDI Scope or Midi Amuser have ads?

Neither MIDI Scope nor Midi Amuser shows ads.

### Which is updated more often, MIDI Scope or Midi Amuser?

MIDI Scope ships an update every 9 months, and Midi Amuser every 5 weeks. Most recently, MIDI Scope was updated on October 29, 2026 and Midi Amuser on October 24, 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.*