# 少儿主持 vs PDF AI Reader

The clearest difference is price: 少儿主持 at Free against PDF AI Reader's $0.99. 少儿主持 also leads on in-app purchases (none vs 3) and iOS requirement (10.0 vs 18.6). PDF AI Reader's advantage is update cadence (every 5 days vs every 3 weeks). On ads and device support there is nothing between them.

少儿主持 is free to download; PDF AI Reader costs $0.99 up front. PDF AI Reader sells 3 in-app purchases, starting at $1.99 per 7 days. 少儿主持 asks for nothing beyond the download.

少儿主持 ships an update every 3 weeks, PDF AI Reader every 5 days. The most recent releases landed on October 30, 2026 and November 7, 2026 respectively.

## The numbers

| Metric | 少儿主持 | PDF AI Reader |
| --- | --- | --- |
| Price | **Free** | $0.99 |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/pdf-ai-reader/id6760606355/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Every 5 days** |
| Size | 47 MB | 836 MB |
| Requires iOS | **10.0** | 18.6 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 17+ |
| Developer | [成都君翰信息技术中心(有限合伙)](https://appshunter.io/developer/1603378665) | [勋才 王](https://appshunter.io/developer/1492122934) |

## What reviewers say

### 少儿主持

[App page](https://appshunter.io/ios/app/id1584591056)

**Features:** macOS Compatibility

**In-app purchases:** none


### PDF AI Reader

[App page](https://appshunter.io/ios/app/pdf-ai-reader/id6760606355)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly VIP | $1.99 | per 7 days |
| Monthly VIP | $5.99 | per month |
| Yearly VIP | $59.99 | per year |


## Frequently asked questions

### Is 少儿主持 free?

少儿主持 is free to download, with no in-app purchases.

### Is PDF AI Reader free?

PDF AI Reader costs $0.99, and also offers in-app purchases.

### Do 少儿主持 or PDF AI Reader have ads?

Neither 少儿主持 nor PDF AI Reader shows ads.

### Which is updated more often, 少儿主持 or PDF AI Reader?

少儿主持 ships an update every 3 weeks, and PDF AI Reader every 5 days. Most recently, 少儿主持 was updated on October 30, 2026 and PDF AI Reader on November 7, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*