# 多云教研室 vs 经链

The clearest difference is in-app purchases: 多云教研室 at none against 经链's 10. 多云教研室 also leads on device support and iOS requirement (9.0 vs 11.0). On price there is nothing between them.

Both are free to download. 经链 sells 10 one-off in-app purchases. 多云教研室 asks for nothing beyond the download.

## The numbers

| Metric | 多云教研室 | 经链 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | — |
| Update frequency | Every 8 months | — |
| Size | 97 MB | 122 MB |
| Requires iOS | **9.0** | 11.0 |
| Devices | **iPhone, iPad, iPod** | — |
| Age rating | 12+ | 17+ |
| Developer | [阳 高](https://appshunter.io/developer/1503296978) | [Beijing Jingnian Technology Co., Ltd.](https://appshunter.io/developer/1685523354) |

## What reviewers say

### 多云教研室

[App page](https://appshunter.io/ios/app/plus/id1588049570)

**Features:** macOS Compatibility

**In-app purchases:** none


### 经链

[App page](https://appshunter.io/ios/app/id6448673472)

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 30 经链币 | $1.99 | one-time |
| 会员1个月 | $2.99 | one-time |
| 90 经链币 | $3.99 | one-time |
| 150 经链币 | $6.99 | one-time |
| 会员3个月 | $6.99 | one-time |
| 300 经链币 | $14.99 | one-time |
| 会员6个月 | $14.99 | one-time |
| 会员12月 | $29.99 | one-time |
| 900 经链币 | $39.99 | one-time |
| 1200 经链币 | $59.99 | one-time |


## Frequently asked questions

### Is 多云教研室 free?

多云教研室 is free to download, with no in-app purchases.

### Is 经链 free?

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

---

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