# MIDI Sniffer vs Tone Scope Lab

The clearest difference is ads: MIDI Sniffer at none against Tone Scope Lab's shown. Tone Scope Lab's advantage is update cadence (every 5 days vs every 36 months). On price, in-app purchases, device support and iOS requirement there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

MIDI Sniffer ships an update every 36 months, Tone Scope Lab every 5 days. The most recent releases landed on October 24, 2026 and October 18, 2026 respectively.

## The numbers

| Metric | MIDI Sniffer | Tone Scope Lab |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/midi-sniffer/id1309533283/reviews)** | — |
| Number of ratings | **2** | — |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 36 months | **Every 5 days** |
| Monetization | Free | — |
| Size | 1 MB | 25 MB |
| Requires iOS | 15.6 | **15.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Sven Thoennissen](https://appshunter.io/developer/595221583) | [Yosuke Ouchi](https://appshunter.io/developer/1877354991) |

## What reviewers say

### 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


### Tone Scope Lab

[App page](https://appshunter.io/ios/app/tone-scope-lab/id6780329595)

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

**In-app purchases:** none


## Frequently asked questions

### Is MIDI Sniffer free?

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

### Is Tone Scope Lab free?

Tone Scope Lab is free to download, with no in-app purchases.

### Do MIDI Sniffer or Tone Scope Lab have ads?

Tone Scope Lab shows ads; MIDI Sniffer does not.

### Which is updated more often, MIDI Sniffer or Tone Scope Lab?

MIDI Sniffer ships an update every 36 months, and Tone Scope Lab every 5 days. Most recently, MIDI Sniffer was updated on October 24, 2026 and Tone Scope Lab on October 18, 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.*