# MIDI Check vs WAIL

The clearest difference is review sentiment: WAIL at 83% against MIDI Check's 0%. WAIL also leads on rating (5.0 vs 4.0). MIDI Check's advantage is price ($1.99 vs $9.99) and update cadence (every 4 days vs every 6 weeks). On ratings volume, ads, in-app purchases and monetization model there is nothing between them.

MIDI Check costs $1.99 and WAIL $9.99 up front. Neither carries in-app purchases, so what you see is what you pay.

WAIL holds the better App Store score, 5.0 against 4.0. Both are backed by a comparable volume of ratings — 4 and 9 respectively. Written reviews point the same way: 0% of MIDI Check's written reviews are positive against 83% of WAIL's.

MIDI Check ships an update every 4 days, WAIL every 6 weeks. The most recent releases landed on October 13, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | MIDI Check | WAIL |
| --- | --- | --- |
| Price | **$1.99** | $9.99 |
| Rating | [4.0 (4 ratings)](https://appshunter.io/ios/app/midi-check-diagnose-tool/id1235759917/reviews) | **[5.0 (9 ratings)](https://appshunter.io/ios/app/wail/id6786723124/reviews)** |
| Number of ratings | 4 | **9** |
| Positive reviews | 0.0% of reviews | **83.3% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 4 days** | Every 6 weeks |
| Monetization | Paid | Paid |
| Size | 35 MB | 27 MB |
| Requires iOS | **10.3** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [DejaWorks LTD](https://appshunter.io/developer/1051410230) | [Anthony Moran](https://appshunter.io/developer/6786293116) |

## What reviewers say

### MIDI Check

[App page](https://appshunter.io/ios/app/midi-check-diagnose-tool/id1235759917)

Diagnose and troubleshoot MIDI connections on your devices. View active connections, monitor incoming messages, and filter unwanted data. Record MIDI messages in the background with a clear, intuitive interface.

**Highlights:** Detect active MIDI connections, View incoming MIDI messages, Send test MIDI notes and control messages, Filter MIDI channels and messages, Filter MIDI System Exclusive messages, Record MIDI messages in background mode

**Features:** macOS Compatibility

**In-app purchases:** none


### WAIL

[App page](https://appshunter.io/ios/app/wail/id6786723124)

Transform unstable feedback into a powerful, playable instrument. This app offers direct control over harsh drones, soaring screams, and aggressive textures with an intuitive interface and real-time visual feedback.

**Highlights:** Dynamic XY Pads for tactile control, Dedicated Performance Knobs for precise adjustments, Real-time oscilloscope waveform display, MIDI keyboard and sequencer support, AUv3 integration with host sync, Standalone app functionality

**In-app purchases:** none


## Frequently asked questions

### Is MIDI Check free?

MIDI Check costs $1.99, with no in-app purchases.

### Is WAIL free?

WAIL costs $9.99, with no in-app purchases.

### Which has better reviews, MIDI Check or WAIL?

WAIL is rated higher. MIDI Check averages 4.0 out of 5 from 4 ratings, while WAIL averages 5.0 from 9 ratings.

### Do MIDI Check or WAIL have ads?

Neither MIDI Check nor WAIL shows ads.

### Which is updated more often, MIDI Check or WAIL?

MIDI Check ships an update every 4 days, and WAIL every 6 weeks. Most recently, MIDI Check was updated on October 13, 2026 and WAIL on October 28, 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.*