# 多云教研室 vs 识堂

The clearest difference is update cadence: 识堂 at fortnightly against 多云教研室's every 8 months. 多云教研室's advantage is iOS requirement (9.0 vs 11.0). On price, ads, in-app purchases and device support there is nothing between them.

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

多云教研室 ships an update every 8 months, 识堂 fortnightly. Both last shipped on October 25, 2026.

## The numbers

| Metric | 多云教研室 | 识堂 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 8 months | **Fortnightly** |
| Size | 97 MB | 293 MB |
| Requires iOS | **9.0** | 11.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 12+ | 4+ |
| Developer | [阳 高](https://appshunter.io/developer/1503296978) | [Beijing EverHub Technology Co., Ltd.](https://appshunter.io/developer/1605760128) |

## What reviewers say

### 多云教研室

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

**Features:** macOS Compatibility

**In-app purchases:** none


### 识堂

[App page](https://appshunter.io/ios/app/id1605760126)

**Features:** macOS Compatibility

**In-app purchases:** none


## 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 识堂 free?

识堂 is free to download, with no in-app purchases.

### Do 多云教研室 or 识堂 have ads?

Neither 多云教研室 nor 识堂 shows ads.

### Which is updated more often, 多云教研室 or 识堂?

多云教研室 ships an update every 8 months, and 识堂 fortnightly. Most recently, 多云教研室 was updated on October 25, 2026 and 识堂 on October 25, 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.*