# Formula Motion vs 几何星球

The clearest difference is price: 几何星球 at Free against Formula Motion's $0.99. 几何星球 also leads on update cadence (every 4 days vs monthly). Formula Motion's advantage is in-app purchases (none vs 12). On ads, device support and iOS requirement there is nothing between them.

几何星球 is free to download; Formula Motion costs $0.99 up front. 几何星球 sells 12 one-off in-app purchases. Formula Motion asks for nothing beyond the download.

Formula Motion ships an update monthly, 几何星球 every 4 days. The most recent releases landed on October 28, 2026 and October 29, 2026 respectively.

## The numbers

| Metric | Formula Motion | 几何星球 |
| --- | --- | --- |
| Price | $0.99 | **Free** |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Monthly | **Every 4 days** |
| Monetization | Paid | — |
| Size | 40 MB | 30 MB |
| Requires iOS | **16.6** | 17.0 |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [锐 冯](https://appshunter.io/developer/1896254031) | [Zenith Education Technology (Beijing) Co., Ltd.](https://appshunter.io/developer/1412589877) |

## What reviewers say

### Formula Motion

[App page](https://appshunter.io/ios/app/formula-motion/id6769649267)

This app transforms abstract mathematical concepts into engaging visual animations. It helps users understand formulas, theorems, and patterns through step-by-step explanations and diagrams. Ideal for both quick learning on the go and deeper exploration on larger screens.

**Highlights:** Animated math formulas, Geometry theorem visualizations, Number pattern animations, Step-by-step explanations, Diagram-based reasoning, Key takeaways for math concepts

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

**In-app purchases:** none


### 几何星球

[App page](https://appshunter.io/ios/app/id6818393957)

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

**In-app purchases (12)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 视频导出买断 | $0.99 | one-time |
| 高频几何模型题库 | $1.99 | one-time |
| 圆的阴影面积题库 | $1.99 | one-time |
| 阴影面积进阶题库 | $1.99 | one-time |
| 折叠问题题库 | $1.99 | one-time |
| 旋转问题题库 | $1.99 | one-time |
| 中点与中位线题库 | $1.99 | one-time |
| 相似模型题库 | $1.99 | one-time |
| 勾股定理题库 | $1.99 | one-time |
| 江苏真题精选题库 | $1.99 | one-time |
| 经典几何模型题库 | $1.99 | one-time |
| 全解锁买断 | $14.99 | one-time |


## Frequently asked questions

### Is Formula Motion free?

Formula Motion costs $0.99, with no in-app purchases.

### Is 几何星球 free?

几何星球 is free to download, with in-app purchases available.

### Do Formula Motion or 几何星球 have ads?

Neither Formula Motion nor 几何星球 shows ads.

### Which is updated more often, Formula Motion or 几何星球?

Formula Motion ships an update monthly, and 几何星球 every 4 days. Most recently, Formula Motion was updated on October 28, 2026 and 几何星球 on October 29, 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.*