# MIDI Opener vs Amp Switch

The clearest difference is rating: Amp Switch at 5.0 against MIDI Opener's 3.9. Amp Switch also leads on in-app purchases (none vs 10) and device support (4 vs 2). MIDI Opener's advantage is ratings volume (86 vs 1). On price and ads there is nothing between them.

Both are free to download. MIDI Opener sells 9 one-off in-app purchases. Amp Switch asks for nothing beyond the download.

Amp Switch holds the better App Store score, 5.0 against 3.9. That said, the two scores are not equally well evidenced: MIDI Opener has 86 ratings behind it against 1, so its average is the more settled of the two.

## The numbers

| Metric | MIDI Opener | Amp Switch |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.9 (86 ratings)](https://appshunter.io/ios/app/midi-opener/id1029373282/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/amp-switch-midi-footswitch/id1630403022/reviews)** |
| Number of ratings | **86** | 1 |
| Positive reviews | 64.2% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 6 days | — |
| Monetization | Free with in-app purchases | **Free** |
| Size | 334 MB | 6 MB |
| Requires iOS | 17.6 | **14.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [MartianRover](https://appshunter.io/developer/1282183383) | [Cem Olcay](https://appshunter.io/developer/523633853) |

## What reviewers say

### MIDI Opener

[App page](https://appshunter.io/ios/app/midi-opener/id1029373282)

This app is a powerful and modern MIDI player designed for musicians, learners, and creators. It offers visual playback, tempo and key control, and advanced track management. Import custom soundbanks and enjoy features like synchronized lyrics and a 3D visualizer.

**Highlights:** Visual MIDI playback, Tempo and key control, Advanced track controls, 128 General MIDI instruments, Built-in effects, Custom soundbanks, Synchronized lyrics, 3D visualizer

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

**In-app purchases (9)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Tip | $0.99 | one-time |
| Full Upgrade Discount | $0.99 | one-time |
| Remove Ads | $1.99 | one-time |
| Change Tempo | $1.99 | one-time |
| Change Tempo and Key | $1.99 | one-time |
| Track Controls | $2.99 | one-time |
| Full Upgrade | $4.99 | one-time |
| Premium Upgrade | $4.99 | one-time |
| All Access | $7.99 | one-time |

**What reviewers like**

- 👍 Simple and easy to use
- 🎶 Good sounding instruments
- 🚀 Handles instrument changes well
- ✨ Free to use
- ✅ Plays MIDI files effectively

**What reviewers complain about**

- 🐛 Crashes when changing SoundFonts (iOS 26)
- 🐛 Cuts off beginning of songs
- 🐛 Sustained notes treated as staccato
- 💸 Charging for basic features
- 📉 Poor sound quality for some instruments

**Reported bugs**

- Sustained notes are treated as staccato notes.
- Cuts off the beginning of the song.
- Kicked out of the app when clicking on another SoundFont.
- Crashes when changing SoundFonts (iOS 26).
- Bass drum is too quiet for metal music.

**Requested features**

- Adjust individual track volumes
- Zoom in/out
- Select region to play
- Export features (WAV, MP3, FLAC)
- Playlist functionality


### Amp Switch

[App page](https://appshunter.io/ios/app/amp-switch-midi-footswitch/id1630403022)

Control your guitar amplifier's channels, FX loops, and master volume using your iPhone, iPad, or Apple Watch via MIDI. Connect your device to your amp with a MIDI cable to remotely manage settings while playing.

**Highlights:** Switch amp channels, Toggle FX loop, Change master volume, MIDI control via iOS devices, Apple Watch integration

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is MIDI Opener free?

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

### Is Amp Switch free?

Amp Switch is free to download, with no in-app purchases.

### Which has better reviews, MIDI Opener or Amp Switch?

Amp Switch is rated higher. MIDI Opener averages 3.9 out of 5 from 86 ratings, while Amp Switch averages 5.0 from 1 ratings.

### Do MIDI Opener or Amp Switch have ads?

Neither MIDI Opener nor Amp Switch 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.*