# 数学小博士之初试牛刀 vs 剧丰收

The clearest difference is in-app purchases: 数学小博士之初试牛刀 at none against 剧丰收's 8. 数学小博士之初试牛刀 also leads on iOS requirement (12.0 vs 15.0). 剧丰收's advantage is update cadence (every 2 weeks vs every 13 months). On price, ads and device support there is nothing between them.

Both are free to download. 剧丰收 sells 8 one-off in-app purchases. 数学小博士之初试牛刀 asks for nothing beyond the download.

数学小博士之初试牛刀 ships an update every 13 months, 剧丰收 every 2 weeks. The most recent releases landed on October 18, 2026 and October 16, 2026 respectively.

## The numbers

| Metric | 数学小博士之初试牛刀 | 剧丰收 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | Yes | Yes |
| Update frequency | Every 13 months | **Every 2 weeks** |
| Size | 14 MB | 183 MB |
| Requires iOS | **12.0** | 15.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [习堂 刘](https://appshunter.io/developer/998087258) | [佳 刘](https://appshunter.io/developer/1742602041) |

## What reviewers say

### 数学小博士之初试牛刀

[App page](https://appshunter.io/ios/app/id1024285199)

**Features:** macOS Compatibility

**In-app purchases:** none


### 剧丰收

[App page](https://appshunter.io/ios/app/id6566173752)

**Features:** macOS Compatibility

**In-app purchases (8)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 96丰收豆 | $0.99 | one-time |
| 288丰收豆 | $0.99 | one-time |
| 960丰收豆 | $0.99 | one-time |
| 93丰收豆 | $0.99 | one-time |
| 930丰收豆 | $0.99 | one-time |
| 279丰收豆 | $0.99 | one-time |
| 9600丰收豆 | $14.99 | one-time |
| 9300丰收豆 | $14.99 | one-time |


## Frequently asked questions

### Is 数学小博士之初试牛刀 free?

数学小博士之初试牛刀 is free to download, with no in-app purchases.

### Is 剧丰收 free?

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

### Do 数学小博士之初试牛刀 or 剧丰收 have ads?

Both 数学小博士之初试牛刀 and 剧丰收 show ads.

### Which is updated more often, 数学小博士之初试牛刀 or 剧丰收?

数学小博士之初试牛刀 ships an update every 13 months, and 剧丰收 every 2 weeks. Most recently, 数学小博士之初试牛刀 was updated on October 18, 2026 and 剧丰收 on October 16, 2026.

---

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