# 九九乘法口诀 vs Speed math

The clearest difference is in-app purchases: 九九乘法口诀 at none against Speed math's 1. 九九乘法口诀 also leads on ads (none vs shown) and iOS requirement (8.0 vs 12.0). On price, update cadence and device support there is nothing between them.

Both are free to download. Speed math sells 1 one-off in-app purchase. 九九乘法口诀 asks for nothing beyond the download.

九九乘法口诀 ships an update every 14 months, Speed math every 11 months. The most recent releases landed on October 4, 2026 and September 17, 2026 respectively.

## The numbers

| Metric | 九九乘法口诀 | Speed math |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.0 (3 ratings)](https://appshunter.io/ios/app/id1090662435/reviews)** | — |
| Number of ratings | **3** | — |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 14 months | **Every 11 months** |
| Monetization | Free | — |
| Size | 46 MB | 16 MB |
| Requires iOS | **8.0** | 12.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [泉华 官](https://appshunter.io/developer/904884942) | [向军 贾](https://appshunter.io/developer/788691093) |

## What reviewers say

### 九九乘法口诀

[App page](https://appshunter.io/ios/app/id1090662435)

Learn multiplication basics with an interactive table. Tap numbers to form equations and hear the multiplication table read aloud. Designed for young learners to develop math skills.

**Highlights:** Interactive multiplication table, Equation formation by tapping numbers, Automatic recitation of multiplication table, Simple and intuitive operation, Focus on foundational math skills

**Features:** macOS Compatibility

**In-app purchases:** none


### Speed math

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

**Features:** macOS Compatibility

**In-app purchases (1)**

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


## Frequently asked questions

### Is 九九乘法口诀 free?

九九乘法口诀 is free to download, with no in-app purchases.

### Is Speed math free?

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

### Do 九九乘法口诀 or Speed math have ads?

Speed math shows ads; 九九乘法口诀 does not.

### Which is updated more often, 九九乘法口诀 or Speed math?

九九乘法口诀 ships an update every 14 months, and Speed math every 11 months. Most recently, 九九乘法口诀 was updated on October 4, 2026 and Speed math on September 17, 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.*