# Formula Motion vs 趣数堂

The clearest difference is price: 趣数堂 at Free against Formula Motion's $0.99. Formula Motion's advantage is in-app purchases (none vs 1). On update cadence, ads, device support and iOS requirement there is nothing between them.

趣数堂 is free to download; Formula Motion costs $0.99 up front. 趣数堂 sells 1 one-off in-app purchase. Formula Motion asks for nothing beyond the download.

Formula Motion ships an update monthly, 趣数堂 every 2 weeks. The most recent releases landed on October 31, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Formula Motion | 趣数堂 |
| --- | --- | --- |
| Price | $0.99 | **Free** |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Monthly | **Every 2 weeks** |
| Monetization | Paid | — |
| Size | 40 MB | 21 MB |
| Requires iOS | **16.6** | 17.6 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [锐 冯](https://appshunter.io/developer/1896254031) | [虹月 钱](https://appshunter.io/developer/1896516166) |

## 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


### 趣数堂

[App page](https://appshunter.io/ios/app/id6789872605)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| VIP内容购买 | $14.99 | one-time |


## Frequently asked questions

### Is Formula Motion free?

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

### Is 趣数堂 free?

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

### Do Formula Motion or 趣数堂 have ads?

Neither Formula Motion nor 趣数堂 shows ads.

### Which is updated more often, Formula Motion or 趣数堂?

Formula Motion ships an update monthly, and 趣数堂 every 2 weeks. Most recently, Formula Motion was updated on October 31, 2026 and 趣数堂 on October 25, 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.*