# AR互动百科 vs 亿童图书

The clearest difference is iOS requirement: AR互动百科 at 9.0 against 亿童图书's 11.0. 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.

AR互动百科 ships an update monthly, 亿童图书 every 5 weeks. The most recent releases landed on November 6, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | AR互动百科 | 亿童图书 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Monthly** | Every 5 weeks |
| Size | 76 MB | 80 MB |
| Requires iOS | **9.0** | 11.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Alva (Beijing) Technology Co., Ltd.](https://appshunter.io/developer/1397292660) | [武汉亿童文教股份有限公司](https://appshunter.io/developer/977882876) |

## What reviewers say

### AR互动百科

[App page](https://appshunter.io/ios/app/ar3d/id1448811704)

**Features:** macOS Compatibility

**In-app purchases:** none


### 亿童图书

[App page](https://appshunter.io/ios/app/id6449167695)

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

**In-app purchases:** none


## Frequently asked questions

### Is AR互动百科 free?

AR互动百科 is free to download, with no in-app purchases.

### Is 亿童图书 free?

亿童图书 is free to download, with no in-app purchases.

### Do AR互动百科 or 亿童图书 have ads?

Neither AR互动百科 nor 亿童图书 shows ads.

### Which is updated more often, AR互动百科 or 亿童图书?

AR互动百科 ships an update monthly, and 亿童图书 every 5 weeks. Most recently, AR互动百科 was updated on November 6, 2026 and 亿童图书 on November 3, 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.*