# 初中数学开窍指南 掌握解题通法 vs EqualMath

The clearest difference is update cadence: EqualMath at every 8 days against 初中数学开窍指南 掌握解题通法's every 17 months. 初中数学开窍指南 掌握解题通法's advantage is iOS requirement (12.0 vs 16.5). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. 初中数学开窍指南 掌握解题通法 sells 1 one-off in-app purchase and EqualMath sells 5 in-app purchases, starting at $1.59 per month. Whichever you choose, the download price is not the number that matters.

初中数学开窍指南 掌握解题通法 ships an update every 17 months, EqualMath every 8 days. The most recent releases landed on September 23, 2026 and September 21, 2026 respectively.

## The numbers

| Metric | 初中数学开窍指南 掌握解题通法 | EqualMath |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 17 months | **Every 8 days** |
| Size | 111 MB | 321 MB |
| Requires iOS | **12.0** | 16.5 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [建政 朱](https://appshunter.io/developer/599473971) | [洪涛 刘](https://appshunter.io/developer/1831881552) |

## What reviewers say

### 初中数学开窍指南 掌握解题通法

[App page](https://appshunter.io/ios/app/id1624646656)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 一次购买，永久使用 | $1.99 | one-time |


### EqualMath

[App page](https://appshunter.io/ios/app/equalmath/id6749845326)

**Features:** macOS Compatibility, Family Sharing

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Subscription | $1.59 | per month |
| Quarterly Subscription | $3.99 | per 3 months |
| Annual Subscription | $9.99 | per year |
| 手写识别、几何图形旋转与折叠、颜色喷绘 | $2.99 | one-time |
| EqualMath 3 Pro | $34.99 | one-time |


## Frequently asked questions

### Is 初中数学开窍指南 掌握解题通法 free?

初中数学开窍指南 掌握解题通法 is free to download, with in-app purchases available.

### Is EqualMath free?

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

### Do 初中数学开窍指南 掌握解题通法 or EqualMath have ads?

Neither 初中数学开窍指南 掌握解题通法 nor EqualMath shows ads.

### Which is updated more often, 初中数学开窍指南 掌握解题通法 or EqualMath?

初中数学开窍指南 掌握解题通法 ships an update every 17 months, and EqualMath every 8 days. Most recently, 初中数学开窍指南 掌握解题通法 was updated on September 23, 2026 and EqualMath on September 21, 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.*