# MIDI Aid vs MIDI Sniffer

The clearest difference is in-app purchases: MIDI Sniffer at none against MIDI Aid's 1. MIDI Aid's advantage is update cadence (every 4 months vs every 36 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. MIDI Aid sells 1 in-app purchase, starting at $0.99 per month. MIDI Sniffer asks for nothing beyond the download.

MIDI Aid ships an update every 4 months, MIDI Sniffer every 36 months. The most recent releases landed on November 6, 2026 and November 4, 2026 respectively.

## The numbers

| Metric | MIDI Aid | MIDI Sniffer |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (2 ratings)](https://appshunter.io/ios/app/midi-sniffer/id1309533283/reviews)** |
| Number of ratings | — | **2** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 4 months** | Every 36 months |
| Monetization | — | Free |
| Size | 41 MB | 1 MB |
| Requires iOS | 16.0 | **15.6** |
| Devices | iPhone, iPad, Mac | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Tobias Wissmueller](https://appshunter.io/developer/785655742) | [Sven Thoennissen](https://appshunter.io/developer/595221583) |

## What reviewers say

### MIDI Aid

[App page](https://appshunter.io/ios/app/midi-aid/id811495668)

**Features:** Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| MIDI Aid Pro | $0.99 | per month |


### MIDI Sniffer

[App page](https://appshunter.io/ios/app/midi-sniffer/id1309533283)

Capture and share MIDI messages from external instruments. View logs in text or hex with precise timestamps. Export as MIDI files or share via text/email. Supports Bluetooth LE connections and message filtering.

**Highlights:** Capture MIDI messages (text/hex), Microsecond precision timestamps, Share logs via text/email, Export logs as MIDI files, Bluetooth LE MIDI connections, Message filtering, Color-coded messages

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is MIDI Aid free?

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

### Is MIDI Sniffer free?

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

### Do MIDI Aid or MIDI Sniffer have ads?

Neither MIDI Aid nor MIDI Sniffer shows ads.

### Which is updated more often, MIDI Aid or MIDI Sniffer?

MIDI Aid ships an update every 4 months, and MIDI Sniffer every 36 months. Most recently, MIDI Aid was updated on November 6, 2026 and MIDI Sniffer on November 4, 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.*