# PZ vs Easy Audio Spectrogram

The clearest difference is iOS requirement: PZ at 9.0 against Easy Audio Spectrogram's 26.0. On price, ads, in-app purchases and device support there is nothing between them.

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

## The numbers

| Metric | PZ | Easy Audio Spectrogram |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | — | Every 3 weeks |
| Size | 2 MB | 4 MB |
| Requires iOS | **9.0** | 26.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [huizhou shangshui technology co.,ltd](https://appshunter.io/developer/1762340195) | [Chen Gong](https://appshunter.io/developer/1896464770) |

## What reviewers say

### PZ

[App page](https://appshunter.io/ios/app/pz-c31/id6736722246)

**Features:** macOS Compatibility

**In-app purchases:** none


### Easy Audio Spectrogram

[App page](https://appshunter.io/ios/app/easy-audio-spectrogram/id6772611741)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is PZ free?

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

### Is Easy Audio Spectrogram free?

Easy Audio Spectrogram is free to download, with no in-app purchases.

### Do PZ or Easy Audio Spectrogram have ads?

Neither PZ nor Easy Audio Spectrogram shows ads.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*