# Pitch Pipe vs What About Phase?

The clearest difference is update cadence: What About Phase? at daily against Pitch Pipe's every 2 months. What About Phase? also leads on device support (3 vs 1) and iOS requirement (15.0 vs 17.0). On price, ads and in-app purchases there is nothing between them.

Both are free to download. Pitch Pipe sells 2 in-app purchases, starting at $3.99 per 7 days and What About Phase? sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

Pitch Pipe ships an update every 2 months, What About Phase? daily. The most recent releases landed on October 8, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | Pitch Pipe | What About Phase? |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (2 ratings)](https://appshunter.io/ios/app/what-about-phase/id6785542900/reviews)** |
| Number of ratings | — | **2** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Daily** |
| Monetization | — | Free |
| Size | 6 MB | 19 MB |
| Requires iOS | 17.0 | **15.0** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Phuc Pham](https://appshunter.io/developer/1893081423) | [Vladimir Gusev](https://appshunter.io/developer/963910848) |

## What reviewers say

### 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 |


### What About Phase?

[App page](https://appshunter.io/ios/app/what-about-phase/id6785542900)

Record short audio clips and transform them into evolving, hypnotic soundscapes. This pocket instrument uses phasing and other processes to create unique, unfolding audio patterns from simple sounds.

**Highlights:** Audio recording and looping, Ten distinct audio processes, Radial display of sound patterns, On-device pitch detection, Save, share, and revert recordings, Live control over audio parameters

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Full Version | $0.99 | one-time |


## Frequently asked questions

### Is Pitch Pipe free?

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

### Is What About Phase? free?

What About Phase? is free to download, with in-app purchases available.

### Do Pitch Pipe or What About Phase? have ads?

Neither Pitch Pipe nor What About Phase? shows ads.

### Which is updated more often, Pitch Pipe or What About Phase??

Pitch Pipe ships an update every 2 months, and What About Phase? daily. Most recently, Pitch Pipe was updated on October 8, 2026 and What About Phase? on October 10, 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.*