# Speed math vs 好老師個別指導

The clearest difference is in-app purchases: 好老師個別指導 at none against Speed math's 1. 好老師個別指導 also leads on ads (none vs shown) and update cadence (every 2 months vs every 11 months). On price, device support and iOS requirement there is nothing between them.

Both are free to download. Speed math sells 1 one-off in-app purchase. 好老師個別指導 asks for nothing beyond the download.

Speed math ships an update every 11 months, 好老師個別指導 every 2 months. The most recent releases landed on October 21, 2026 and September 26, 2026 respectively.

## The numbers

| Metric | Speed math | 好老師個別指導 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.0 (2 ratings)](https://appshunter.io/ios/app/speed-mathmental-arithmetic/id1092366930/reviews)** | — |
| Number of ratings | **2** | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 11 months | **Every 2 months** |
| Monetization | Free with in-app purchases | — |
| Size | 16 MB | 65 MB |
| Requires iOS | 12.0 | **11.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [向军 贾](https://appshunter.io/developer/788691093) | [HSIAO-CHING LI](https://appshunter.io/developer/1457179519) |

## What reviewers say

### Speed math

[App page](https://appshunter.io/ios/app/speed-mathmental-arithmetic/id1092366930)

This educational game helps children practice fundamental math skills like addition and subtraction. It offers a fun way to improve calculation abilities through engaging gameplay. Designed for young learners, it covers basic arithmetic operations.

**Highlights:** Addition practice, Subtraction practice, Multiplication practice, Division practice, Educational games, Mental arithmetic training

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlock function and off AD | $3.99 | one-time |


### 好老師個別指導

[App page](https://appshunter.io/ios/app/id1623944535)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Speed math free?

Speed math is free to download, with in-app purchases available.

### Is 好老師個別指導 free?

好老師個別指導 is free to download, with no in-app purchases.

### Do Speed math or 好老師個別指導 have ads?

Speed math shows ads; 好老師個別指導 does not.

### Which is updated more often, Speed math or 好老師個別指導?

Speed math ships an update every 11 months, and 好老師個別指導 every 2 months. Most recently, Speed math was updated on October 21, 2026 and 好老師個別指導 on September 26, 2026.

---

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