# 奥数小帮手 vs CAFS导师教师

The clearest difference is in-app purchases: CAFS导师教师 at none against 奥数小帮手's 9. 奥数小帮手's advantage is iOS requirement (11.0 vs 13.0). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. 奥数小帮手 sells 9 one-off in-app purchases. CAFS导师教师 asks for nothing beyond the download.

奥数小帮手 ships an update every 3 months, CAFS导师教师 every 2 months. The most recent releases landed on June 8, 2026 and September 15, 2026 respectively.

## The numbers

| Metric | 奥数小帮手 | CAFS导师教师 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/id842570662/reviews)** | — |
| Number of ratings | **2** | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 2 months** |
| Monetization | Free | — |
| Size | 117 MB | 31 MB |
| Requires iOS | **11.0** | 13.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [志军 王](https://appshunter.io/developer/842570665) | [Beijing Hongke Baiyi Software Technology Co., Ltd.](https://appshunter.io/developer/1494077788) |

## What reviewers say

### 奥数小帮手

[App page](https://appshunter.io/ios/app/id842570662)

This app offers Olympiad math training for upper elementary students, featuring over 700 problems with detailed explanations. It helps students analyze and solve problems, track progress, and take mock exams to improve their math skills.

**Highlights:** Olympiad math training, Over 700 practice problems, Detailed explanations, Progress tracking, Mock exams, Historical score查询

**Features:** macOS Compatibility

**In-app purchases (9)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 不受限制的摘错本功能 | $0.99 | one-time |
| 50道精选几何题目(一) | $0.99 | one-time |
| 50道精选的杯赛题目(一) | $0.99 | one-time |
| 50道精选的杯赛题目(二) | $0.99 | one-time |
| 去除广告功能 | $0.99 | one-time |
| 试卷生成功能 | $0.99 | one-time |
| 100道精选的题目(一) | $1.99 | one-time |
| 150道精选杯赛题目(一） | $1.99 | one-time |
| 无限制全部功能 | $2.99 | one-time |


### CAFS导师教师

[App page](https://appshunter.io/ios/app/cafs/id1494077789)

**In-app purchases:** none


## Frequently asked questions

### Is 奥数小帮手 free?

奥数小帮手 is free to download, with in-app purchases available.

### Is CAFS导师教师 free?

CAFS导师教师 is free to download, with no in-app purchases.

### Do 奥数小帮手 or CAFS导师教师 have ads?

Neither 奥数小帮手 nor CAFS导师教师 shows ads.

### Which is updated more often, 奥数小帮手 or CAFS导师教师?

奥数小帮手 ships an update every 3 months, and CAFS导师教师 every 2 months. Most recently, 奥数小帮手 was updated on June 8, 2026 and CAFS导师教师 on September 15, 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.*