# 爱书猫 vs ReadingUp

The clearest difference is price: 爱书猫 at Free against ReadingUp's $1.99. 爱书猫 also leads on in-app purchases (none vs 3) and device support (4 vs 2). ReadingUp's advantage is update cadence (every 2 days vs every 2 months). On ads there is nothing between them.

爱书猫 is free to download; ReadingUp costs $1.99 up front. ReadingUp sells 3 in-app purchases, starting at $19.99 per month. 爱书猫 asks for nothing beyond the download.

爱书猫 ships an update every 2 months, ReadingUp every 2 days. The most recent releases landed on November 3, 2026 and November 9, 2026 respectively.

## The numbers

| Metric | 爱书猫 | ReadingUp |
| --- | --- | --- |
| Price | **Free** | $1.99 |
| Positive reviews | — | 83.3% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 2 days** |
| Monetization | — | Free with in-app purchases |
| Size | 51 MB | 69 MB |
| Requires iOS | **15.6** | 17.6 |
| Devices | **iPhone, iPad, iPod, Mac** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Qingdao micron Network Technology Co., Ltd](https://appshunter.io/developer/1543158517) | [乐祥 胡](https://appshunter.io/developer/1572365721) |

## What reviewers say

### 爱书猫

[App page](https://appshunter.io/ios/app/id1551571843)

**Features:** Vision Pro support

**In-app purchases:** none


### ReadingUp

[App page](https://appshunter.io/ios/app/readingup/id6757276895)

This app offers a distraction-free e-book reading experience with support for multiple file formats. It features iCloud sync for cross-device progress, customizable reading settings, and tools for organizing notes and highlights. Enjoy a pure reading journey without ads.

**Highlights:** Supports EPUB, TXT, MOBI, WORD, PDF, iCloud sync for cross-device reading, Smart highlighting and note organization, Customizable fonts, backgrounds, and page-turning, Immersive mode for focused reading, Export notes as PDF, TXT, Markdown

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| ReadingUp  Premium - monthly | $19.99 | per month |
| ReadingUp Premium - yearly | $49.99 | per year |
| ReadingUp Premium- lifetime | $89.99 | one-time |


## Frequently asked questions

### Is 爱书猫 free?

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

### Is ReadingUp free?

ReadingUp costs $1.99, and also offers in-app purchases.

### Do 爱书猫 or ReadingUp have ads?

Neither 爱书猫 nor ReadingUp shows ads.

### Which is updated more often, 爱书猫 or ReadingUp?

爱书猫 ships an update every 2 months, and ReadingUp every 2 days. Most recently, 爱书猫 was updated on November 3, 2026 and ReadingUp on November 9, 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.*