# iRetroMuse vs Pitch Pipe

The clearest difference is in-app purchases: iRetroMuse at none against Pitch Pipe's 2. Pitch Pipe's advantage is ads (none vs shown) and iOS requirement (17.0 vs 26.5). On price, update cadence and device support there is nothing between them.

Both are free to download. Pitch Pipe sells 2 in-app purchases, starting at $3.99 per 7 days. iRetroMuse asks for nothing beyond the download.

iRetroMuse ships an update monthly, Pitch Pipe every 2 months. The most recent releases landed on October 14, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | iRetroMuse | Pitch Pipe |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | **Monthly** | Every 2 months |
| Size | 10 MB | 6 MB |
| Requires iOS | 26.5 | **17.0** |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Kouki Yoshimoto](https://appshunter.io/developer/1884780659) | [Phuc Pham](https://appshunter.io/developer/1893081423) |

## What reviewers say

### iRetroMuse

[App page](https://appshunter.io/ios/app/iretromuse/id6770200570)

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

**In-app purchases:** none


### Pitch Pipe

[App page](https://appshunter.io/ios/app/pitch-pipe-reference-tone/id6772272683)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly | $3.99 | per 7 days |
| Yearly | $19.99 | per year |


## Frequently asked questions

### Is iRetroMuse free?

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

### Is Pitch Pipe free?

Pitch Pipe is free to download, with in-app purchases available.

### Do iRetroMuse or Pitch Pipe have ads?

iRetroMuse shows ads; Pitch Pipe does not.

### Which is updated more often, iRetroMuse or Pitch Pipe?

iRetroMuse ships an update monthly, and Pitch Pipe every 2 months. Most recently, iRetroMuse was updated on October 14, 2026 and Pitch Pipe on October 8, 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.*