# 隐智棋盘课堂HD vs 滴滴玩科学

The clearest difference is update cadence: 隐智棋盘课堂HD at every 2 weeks against 滴滴玩科学's every 10 months. 滴滴玩科学's advantage is device support (3 vs 1). On price, ads, in-app purchases and iOS requirement there is nothing between them.

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

隐智棋盘课堂HD ships an update every 2 weeks, 滴滴玩科学 every 10 months. The most recent releases landed on September 9, 2026 and September 26, 2026 respectively.

## The numbers

| Metric | 隐智棋盘课堂HD | 滴滴玩科学 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 weeks** | Every 10 months |
| Size | 131 MB | 172 MB |
| Requires iOS | **12.0** | 13.0 |
| Devices | iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [湖南隐智科技有限公司](https://appshunter.io/developer/1188203955) | [滴滴学堂](https://appshunter.io/developer/519008298) |

## What reviewers say

### 隐智棋盘课堂HD

[App page](https://appshunter.io/ios/app/hd/id1268475573)

**In-app purchases:** none


### 滴滴玩科学

[App page](https://appshunter.io/ios/app/id6447539288)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is 隐智棋盘课堂HD free?

隐智棋盘课堂HD is free to download, with no in-app purchases.

### Is 滴滴玩科学 free?

滴滴玩科学 is free to download, with no in-app purchases.

### Do 隐智棋盘课堂HD or 滴滴玩科学 have ads?

Neither 隐智棋盘课堂HD nor 滴滴玩科学 shows ads.

### Which is updated more often, 隐智棋盘课堂HD or 滴滴玩科学?

隐智棋盘课堂HD ships an update every 2 weeks, and 滴滴玩科学 every 10 months. Most recently, 隐智棋盘课堂HD was updated on September 9, 2026 and 滴滴玩科学 on September 26, 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.*