# PNO Book vs Jazzlore Scales

The clearest difference is iOS requirement: PNO Book at 14.0.0 against Jazzlore Scales's 16.0. 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 | PNO Book | Jazzlore Scales |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Weekly | — |
| Size | 58 MB | 8 MB |
| Requires iOS | **14.0.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Reginald Watkins](https://appshunter.io/developer/1774881490) | [Aurelien Fontaine](https://appshunter.io/developer/6774656365) |

## What reviewers say

### PNO Book

[App page](https://appshunter.io/ios/app/pno-book/id6743553403)

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

**In-app purchases:** none


### Jazzlore Scales

[App page](https://appshunter.io/ios/app/jazzlore-scales/id6776942064)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is PNO Book free?

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

### Is Jazzlore Scales free?

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

### Do PNO Book or Jazzlore Scales have ads?

Neither PNO Book nor Jazzlore Scales 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.*