# PZ vs QR Code Reader & Generator ⁺

The clearest difference is in-app purchases: PZ at none against QR Code Reader & Generator ⁺'s 3. PZ also leads on iOS requirement (9.0 vs 16.0). On price, ads and device support there is nothing between them.

Both are free to download. QR Code Reader & Generator ⁺ sells 3 in-app purchases, starting at $4.99 per 7 days. PZ asks for nothing beyond the download.

## The numbers

| Metric | PZ | QR Code Reader & Generator ⁺ |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[1.0 (1 ratings)](https://appshunter.io/ios/app/pz-x4800s/id6736720956/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Monetization | Free | — |
| Size | 2 MB | 87 MB |
| Requires iOS | **9.0** | 16.0 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [huizhou shangshui technology co.,ltd](https://appshunter.io/developer/1762340195) | [Utility Ai](https://appshunter.io/developer/1848865979) |

## What reviewers say

### PZ

[App page](https://appshunter.io/ios/app/pz-x4800s/id6736720956)

This utility enhances your car's audio system with a non-destructive plug-and-play DSP amplifier. It features advanced processing for dynamic music, precise EQ tuning, and spatial editing, all controllable via smartphone.

**Highlights:** Non-destructive plug & play installation, Quad-core 32-bit DSP processing, DRC dynamic music processing, 31-band EQ tuning system, Adjustable sound field delay, Built-in Bluetooth for lossless music, Smartphone control for Time-Delay

**Features:** macOS Compatibility

**In-app purchases:** none


### QR Code Reader & Generator ⁺

[App page](https://appshunter.io/ios/app/qr-code-reader-and-generator/id6756883122)

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium | $4.99 | per 7 days |
| Premium | $7.99 | per 7 days |
| Premium | $34.99 | per year |


## Frequently asked questions

### Is PZ free?

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

### Is QR Code Reader & Generator ⁺ free?

QR Code Reader & Generator ⁺ is free to download, with in-app purchases available.

### Do PZ or QR Code Reader & Generator ⁺ have ads?

Neither PZ nor QR Code Reader & Generator ⁺ shows ads.

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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.*