# 建标知网 vs 悦读三亚

The clearest difference is in-app purchases: 悦读三亚 at none against 建标知网's 10. 悦读三亚 also leads on iOS requirement (11.0 vs 14.0). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. 建标知网 sells 10 one-off in-app purchases. 悦读三亚 asks for nothing beyond the download.

建标知网 ships an update every 5 weeks, 悦读三亚 every 6 weeks. The most recent releases landed on October 24, 2026 and October 27, 2026 respectively.

## The numbers

| Metric | 建标知网 | 悦读三亚 |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 66.7% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 5 weeks** | Every 6 weeks |
| Size | 63 MB | 65 MB |
| Requires iOS | 14.0 | **11.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 17+ | 4+ |
| Developer | [中国建筑工业出版社](https://appshunter.io/developer/615984710) | [湖北中文在线数字出版有限公司](https://appshunter.io/developer/1809734912) |

## What reviewers say

### 建标知网

[App page](https://appshunter.io/ios/app/id1335906716)

**Features:** macOS Compatibility

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 普通会员(1个月) | $2.99 | one-time |
| 普通会员(3个月) | $6.99 | one-time |
| 普通会员(1年)-双11 | $14.99 | one-time |
| 普通会员(1年) | $19.99 | one-time |
| 旗舰会员(1个月) | $24.99 | one-time |
| 旗舰会员(3个月) | $69.99 | one-time |
| 1048金币 | $149.99 | one-time |
| 1598金币 | $229.99 | one-time |
| 旗舰会员(1年) | $249.99 | one-time |
| 旗舰会员(1年)-双11 | $299.99 | one-time |


### 悦读三亚

[App page](https://appshunter.io/ios/app/id6444060460)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is 建标知网 free?

建标知网 is free to download, with in-app purchases available.

### Is 悦读三亚 free?

悦读三亚 is free to download, with no in-app purchases.

### Do 建标知网 or 悦读三亚 have ads?

Neither 建标知网 nor 悦读三亚 shows ads.

### Which is updated more often, 建标知网 or 悦读三亚?

建标知网 ships an update every 5 weeks, and 悦读三亚 every 6 weeks. Most recently, 建标知网 was updated on October 24, 2026 and 悦读三亚 on October 27, 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.*