# 学汉字 vs Formula Motion

The clearest difference is price: 学汉字 at Free against Formula Motion's $0.99. 学汉字 also leads on update cadence (every 5 days vs monthly). Formula Motion's advantage is iOS requirement (16.6 vs 18.6). On ads, in-app purchases and device support there is nothing between them.

学汉字 is free to download; Formula Motion costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

学汉字 ships an update every 5 days, Formula Motion monthly. Both last shipped on October 16, 2026.

## The numbers

| Metric | 学汉字 | Formula Motion |
| --- | --- | --- |
| Price | **Free** | $0.99 |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 5 days** | Monthly |
| Monetization | — | Paid |
| Size | 9 MB | 40 MB |
| Requires iOS | 18.6 | **16.6** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [功亮 张](https://appshunter.io/developer/1826484363) | [锐 冯](https://appshunter.io/developer/1896254031) |

## What reviewers say

### 学汉字

[App page](https://appshunter.io/ios/app/chinese-characters/id6753268205)

**Features:** macOS Compatibility

**In-app purchases:** none


### 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


## Frequently asked questions

### Is 学汉字 free?

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

### Is Formula Motion free?

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

### Do 学汉字 or Formula Motion have ads?

Neither 学汉字 nor Formula Motion shows ads.

### Which is updated more often, 学汉字 or Formula Motion?

学汉字 ships an update every 5 days, and Formula Motion monthly. Most recently, 学汉字 was updated on October 16, 2026 and Formula Motion on October 16, 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.*