# SchoolBooks Library vs PinyinEPUBReader

The clearest difference is iOS requirement: SchoolBooks Library at 13.0 against PinyinEPUBReader's 15.0. 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 | SchoolBooks Library | PinyinEPUBReader |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | — | Fortnightly |
| Size | 66 MB | 14 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Elitech Co.](https://appshunter.io/developer/1631725038) | [TARO TATSUMI](https://appshunter.io/developer/1836111580) |

## What reviewers say

### SchoolBooks Library

[App page](https://appshunter.io/ios/app/schoolbooks-library/id6757766694)

**Features:** macOS Compatibility

**In-app purchases:** none


### PinyinEPUBReader

[App page](https://appshunter.io/ios/app/pinyinepubreader/id6757860067)

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

**In-app purchases:** none


## Frequently asked questions

### Is SchoolBooks Library free?

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

### Is PinyinEPUBReader free?

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

### Do SchoolBooks Library or PinyinEPUBReader have ads?

Neither SchoolBooks Library nor PinyinEPUBReader 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.*