# 貝迪菲美語 vs 數學小幫手

The clearest difference is update cadence: 數學小幫手 at every 3 weeks against 貝迪菲美語's every 24 months. 貝迪菲美語's advantage is iOS requirement (15.0 vs 26.0). 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.

貝迪菲美語 ships an update every 24 months, 數學小幫手 every 3 weeks. The most recent releases landed on October 19, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | 貝迪菲美語 | 數學小幫手 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 24 months | **Every 3 weeks** |
| Size | 197 MB | 59 MB |
| Requires iOS | **15.0** | 26.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Chi Hsien Lai](https://appshunter.io/developer/1039759515) | [YAO QUAN CONSULTANCY CO., LTD.](https://appshunter.io/developer/1570753973) |

## What reviewers say

### 貝迪菲美語

[App page](https://appshunter.io/ios/app/id6444787633)

**Features:** macOS Compatibility

**In-app purchases:** none


### 數學小幫手

[App page](https://appshunter.io/ios/app/id6753334522)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is 貝迪菲美語 free?

貝迪菲美語 is free to download, with no in-app purchases.

### Is 數學小幫手 free?

數學小幫手 is free to download, with no in-app purchases.

### Do 貝迪菲美語 or 數學小幫手 have ads?

Neither 貝迪菲美語 nor 數學小幫手 shows ads.

### Which is updated more often, 貝迪菲美語 or 數學小幫手?

貝迪菲美語 ships an update every 24 months, and 數學小幫手 every 3 weeks. Most recently, 貝迪菲美語 was updated on October 19, 2026 and 數學小幫手 on October 30, 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.*