# MIDI Wrench vs midimittr

The clearest difference is update cadence: midimittr at every 2 weeks against MIDI Wrench's every 5 months. MIDI Wrench's advantage is iOS requirement (9.0 vs 12.0). On price, rating, review sentiment and ratings volume 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 — 4.6 for MIDI Wrench against 4.5 for midimittr. Both are backed by a comparable volume of ratings — 71 and 54 respectively. Written reviews are what separate them: 89% of MIDI Wrench's written reviews are positive against 91% of midimittr's.

MIDI Wrench ships an update every 5 months, midimittr every 2 weeks. Both last shipped on November 1, 2026.

## The numbers

| Metric | MIDI Wrench | midimittr |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (71 ratings)](https://appshunter.io/ios/app/midi-wrench/id589243566/reviews)** | [4.5 (54 ratings)](https://appshunter.io/ios/app/midimittr/id925495245/reviews) |
| Number of ratings | **71** | 54 |
| Positive reviews | 88.9% of reviews | **91.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 months | **Every 2 weeks** |
| Monetization | Free | Free |
| Size | 21 MB | 10 MB |
| Requires iOS | **9.0** | 12.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Christian Schoenebeck d/b/a Crudebyte](https://appshunter.io/developer/428367741) | [Matthias Frick](https://appshunter.io/developer/599973140) |

## What reviewers say

### MIDI Wrench

[App page](https://appshunter.io/ios/app/midi-wrench/id589243566)

This app acts as a versatile tool for managing MIDI devices on iOS. It allows you to monitor incoming MIDI messages in real-time and send your own MIDI commands using virtual controls. It's useful for troubleshooting MIDI setups and understanding device communication.

**Highlights:** Monitor incoming MIDI events, Send MIDI messages, Virtual MIDI keyboard, buttons, and knobs, Configurable virtual controls, Filter MIDI events, Copy MIDI events to clipboard

**In-app purchases:** none

**What reviewers like**

- 👍 Essential for MIDI troubleshooting
- 👍 Free and maintained
- 👍 Reveals MIDI activity
- 👍 Solves connection issues
- 👍 Easy to use

**What reviewers complain about**

- ❌ No sound output
- ❌ Cannot import .mid files
- ❌ Small keyboard keys
- ❌ Limited MIDI I/O selection
- ❌ Few features

**Reported bugs**

- No sound at all
- No audio when pressing keys
- Cannot clear screen, only pause
- Connection sometimes disconnects after a break
- App needs to be updated by developers

**Requested features**

- Display raw MIDI messages (hex)
- Manually construct/send MIDI messages (hex/simplified)
- Import .mid files
- Audio output for testing
- Clear screen functionality


### midimittr

[App page](https://appshunter.io/ios/app/midimittr/id925495245)

This app enables low-latency MIDI connections to iOS music applications via Bluetooth LE or USB. It routes virtual MIDI ports to external devices, allowing seamless wireless or wired integration with compatible software.

**Highlights:** Low-latency MIDI over Bluetooth LE, MIDI over USB connection, Routes virtual MIDI ports, Connects to other MIDI devices wirelessly, Remembers routing settings, Works in background, MIDI over Lightning cable support

**Features:** macOS Compatibility

**In-app purchases:** none

**What reviewers like**

- 🚀 Seamless MIDI connection
- 👍 Easy to use
- 💡 Solves connectivity problems
- 💰 Free of charge
- 🔌 Works with USB and Bluetooth

**What reviewers complain about**

- 🐛 Crashes on M1 Mac
- ❓ No manual or instructions
- 😞 Developer unresponsive
- ⚠️ Bluetooth connection issues
- 🎛️ Toggles not visible on iPad mini

**Reported bugs**

- 'IOS Audio' crashes app on M1 Mac
- Disables iPad as audio input on M1 Mac
- Connection problem with older iOS and Yamaha MD-BT01
- Toggles not visible on iPad mini
- App keeps giving pop-ups asking to turn on Bluetooth

**Requested features**

- Auto-reconnect for Bluetooth
- Logging function with freeze/save and filter
- Dark mode
- Audio transmitting as in-app purchase
- Option for client BT connections to auto-connect


## Frequently asked questions

### Is MIDI Wrench free?

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

### Is midimittr free?

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

### Which has better reviews, MIDI Wrench or midimittr?

MIDI Wrench is rated higher. MIDI Wrench averages 4.6 out of 5 from 71 ratings, while midimittr averages 4.5 from 54 ratings.

### Do MIDI Wrench or midimittr have ads?

Neither MIDI Wrench nor midimittr shows ads.

### Which is updated more often, MIDI Wrench or midimittr?

MIDI Wrench ships an update every 5 months, and midimittr every 2 weeks. Most recently, MIDI Wrench was updated on November 1, 2026 and midimittr on November 1, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*