# 世一i書網 vs Step Up Dance Studio Course

The clearest difference is device support: Step Up Dance Studio Course at 3 against 世一i書網's 1. Step Up Dance Studio Course also leads on iOS requirement (11.0 vs 17.0). On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

世一i書網 ships an update monthly, Step Up Dance Studio Course every 2 months. The most recent releases landed on October 16, 2026 and September 19, 2026 respectively.

## The numbers

| Metric | 世一i書網 | Step Up Dance Studio Course |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (2 ratings)](https://appshunter.io/ios/app/i/id1043460077/reviews)** | — |
| Number of ratings | **2** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Monthly** | Every 2 months |
| Monetization | Ad-supported | — |
| Size | 104 MB | 29 MB |
| Requires iOS | 17.0 | **11.0** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 12+ | 4+ |
| Developer | [世一文化](https://appshunter.io/developer/1229641648) | [Sky Success Asia Pacific Limited](https://appshunter.io/developer/1444288545) |

## What reviewers say

### 世一i書網

[App page](https://appshunter.io/ios/app/i/id1043460077)

A mobile shopping platform for children's books and educational toys. Discover a wide range of products for interactive family life, from board games and toys to picture books and stationery. Enjoy a convenient and secure shopping experience on your phone.

**Highlights:** Mobile shopping app, New book releases and product info, Easy-to-use interface, Product categorization, Quick search functionality, Save favorite items, Secure mobile payments

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

**In-app purchases:** none


### Step Up Dance Studio Course

[App page](https://appshunter.io/ios/app/step-up-dance-studio-course/id1570771054)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is 世一i書網 free?

世一i書網 is free to download, with no in-app purchases.

### Is Step Up Dance Studio Course free?

Step Up Dance Studio Course is free to download, with no in-app purchases.

### Do 世一i書網 or Step Up Dance Studio Course have ads?

Neither 世一i書網 nor Step Up Dance Studio Course shows ads.

### Which is updated more often, 世一i書網 or Step Up Dance Studio Course?

世一i書網 ships an update monthly, and Step Up Dance Studio Course every 2 months. Most recently, 世一i書網 was updated on October 16, 2026 and Step Up Dance Studio Course 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.*