# 中芽 vs Quick Math Jam

The clearest difference is in-app purchases: 中芽 at none against Quick Math Jam's 3. 中芽 also leads on iOS requirement (13.0 vs 17.0). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Quick Math Jam sells 3 in-app purchases, starting at $0.99 per month. 中芽 asks for nothing beyond the download.

中芽 ships an update every 2 weeks, Quick Math Jam every 3 weeks. The most recent releases landed on October 24, 2026 and October 12, 2026 respectively.

## The numbers

| Metric | 中芽 | Quick Math Jam |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 2 weeks** | Every 3 weeks |
| Size | 46 MB | 44 MB |
| Requires iOS | **13.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 17+ | 4+ |
| Developer | [河南名师公培教育科技有限公司](https://appshunter.io/developer/1576462960) | [Guizhou Vanilla Information Technology Co., Ltd.](https://appshunter.io/developer/1870144710) |

## What reviewers say

### 中芽

[App page](https://appshunter.io/ios/app/id6760377634)

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

**In-app purchases:** none


### Quick Math Jam

[App page](https://appshunter.io/ios/app/quick-math-jam/id6789366751)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| QuickMath Pro Monthly | $0.99 | per month |
| QuickMath Pro Annual | $5.99 | per year |
| QuickMath Pro Lifetime | $12.99 | one-time |


## Frequently asked questions

### Is 中芽 free?

中芽 is free to download, with no in-app purchases.

### Is Quick Math Jam free?

Quick Math Jam is free to download, with in-app purchases available.

### Do 中芽 or Quick Math Jam have ads?

Neither 中芽 nor Quick Math Jam shows ads.

### Which is updated more often, 中芽 or Quick Math Jam?

中芽 ships an update every 2 weeks, and Quick Math Jam every 3 weeks. Most recently, 中芽 was updated on October 24, 2026 and Quick Math Jam on October 12, 2026.

---

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