# iCalibre vs PinyinEPUBReader

The clearest difference is price: PinyinEPUBReader at Free against iCalibre's $4.99. PinyinEPUBReader also leads on update cadence (fortnightly vs every 50 months). iCalibre's advantage is iOS requirement (12.4 vs 15.0). On ads, in-app purchases and device support there is nothing between them.

PinyinEPUBReader is free to download; iCalibre costs $4.99 up front. Neither carries in-app purchases, so what you see is what you pay.

iCalibre ships an update every 50 months, PinyinEPUBReader fortnightly. The most recent releases landed on September 29, 2026 and September 19, 2026 respectively.

## The numbers

| Metric | iCalibre | PinyinEPUBReader |
| --- | --- | --- |
| Price | $4.99 | **Free** |
| Rating | **[1.0 (3 ratings)](https://appshunter.io/ios/app/icalibre/id1480663287/reviews)** | — |
| Number of ratings | **3** | — |
| Positive reviews | 25.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 50 months | **Fortnightly** |
| Monetization | Paid | — |
| Size | 97 MB | 14 MB |
| Requires iOS | **12.4** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Harmen Reichert](https://appshunter.io/developer/891277001) | [TARO TATSUMI](https://appshunter.io/developer/1836111580) |

## What reviewers say

### iCalibre

[App page](https://appshunter.io/ios/app/icalibre/id1480663287)

Access your Calibre ebook library from any device via iCloud. Search, open, and read books directly within the app, with features like stored queries and cover image viewing. Keep your entire library synchronized across your iPhone, iPad, and PC.

**Highlights:** iCloud library synchronization, Open books directly in reader, Stored queries and autosuggest search, View cover images and descriptions, Search Google for book information, Mark books for easy searching

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

**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 iCalibre free?

iCalibre costs $4.99, with no in-app purchases.

### Is PinyinEPUBReader free?

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

### Do iCalibre or PinyinEPUBReader have ads?

Neither iCalibre nor PinyinEPUBReader shows ads.

### Which is updated more often, iCalibre or PinyinEPUBReader?

iCalibre ships an update every 50 months, and PinyinEPUBReader fortnightly. Most recently, iCalibre was updated on September 29, 2026 and PinyinEPUBReader on September 19, 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.*