# Wunder vs 随心读

The clearest difference is in-app purchases: 随心读 at none against Wunder's 3. Wunder's advantage is update cadence (every 2 days vs every 4 days) and iOS requirement (16.0 vs 26.0). On price, ads and device support there is nothing between them.

Both are free to download. Wunder sells 3 in-app purchases, starting at $2.99 per month. 随心读 asks for nothing beyond the download.

Wunder ships an update every 2 days, 随心读 every 4 days. The most recent releases landed on October 31, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | Wunder | 随心读 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/wunder-3d-bookshelf-reader/id6761174770/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 2 days** | Every 4 days |
| Monetization | Freemium | — |
| Size | 338 MB | 2 MB |
| Requires iOS | **16.0** | 26.0 |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [国城 林](https://appshunter.io/developer/1839670511) | [凯 曾](https://appshunter.io/developer/1748936464) |

## What reviewers say

### Wunder

[App page](https://appshunter.io/ios/app/wunder-3d-bookshelf-reader/id6761174770)

This app allows you to import your own EPUB, PDF, and TXT files to a virtual bookshelf. Read your books, take notes, highlight passages, and even use a read-aloud feature to rest your eyes.

**Highlights:** Import own EPUB, PDF, TXT files, Virtual 3D bookshelf organization, Read-aloud playback, Highlighting and underlining, Annotation and excerpt collection, Shareable note cards

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Reader Member | $2.99 | per month |
| Deep Listening | $4.99 | per month |
| Wunder Lifetime | $9.99 | one-time |


### 随心读

[App page](https://appshunter.io/ios/app/id6778748756)

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

**In-app purchases:** none


## Frequently asked questions

### Is Wunder free?

Wunder is free to download, with in-app purchases available.

### Is 随心读 free?

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

### Do Wunder or 随心读 have ads?

Neither Wunder nor 随心读 shows ads.

### Which is updated more often, Wunder or 随心读?

Wunder ships an update every 2 days, and 随心读 every 4 days. Most recently, Wunder was updated on October 31, 2026 and 随心读 on October 28, 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.*