# 星屿单词 vs Math Physics Chemistry Formula

The clearest difference is ads: 星屿单词 at none against Math Physics Chemistry Formula's shown. 星屿单词 also leads on update cadence (daily vs every 2 weeks). On price, in-app purchases, device support and iOS requirement there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

星屿单词 ships an update daily, Math Physics Chemistry Formula every 2 weeks. The most recent releases landed on October 6, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | 星屿单词 | Math Physics Chemistry Formula |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | **Daily** | Every 2 weeks |
| Size | 76 MB | 23 MB |
| Requires iOS | 13.0 | 13.0 |
| Devices | **iPhone, iPad, iPod, Mac** | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Beijing Zhongke Chenfei Technology Co., Ltd.](https://appshunter.io/developer/1769978851) | [NKKtech Global Pte. Ltd.](https://appshunter.io/developer/6781228234) |

## What reviewers say

### 星屿单词

[App page](https://appshunter.io/ios/app/id6777606242)

**Features:** Vision Pro support

**In-app purchases:** none


### Math Physics Chemistry Formula

[App page](https://appshunter.io/ios/app/math-physics-chemistry-formula/id6786215294)

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

**In-app purchases:** none


## Frequently asked questions

### Is 星屿单词 free?

星屿单词 is free to download, with no in-app purchases.

### Is Math Physics Chemistry Formula free?

Math Physics Chemistry Formula is free to download, with no in-app purchases.

### Do 星屿单词 or Math Physics Chemistry Formula have ads?

Math Physics Chemistry Formula shows ads; 星屿单词 does not.

### Which is updated more often, 星屿单词 or Math Physics Chemistry Formula?

星屿单词 ships an update daily, and Math Physics Chemistry Formula every 2 weeks. Most recently, 星屿单词 was updated on October 6, 2026 and Math Physics Chemistry Formula on October 7, 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.*