# 企一光网 vs Easy Physics & Math Lab

The clearest difference is in-app purchases: Easy Physics & Math Lab at none against 企一光网's 4. Easy Physics & Math Lab also leads on update cadence (every 5 days vs every 5 weeks). 企一光网's advantage is iOS requirement (8.0 vs 16.6). On price, ads and device support there is nothing between them.

Both are free to download. 企一光网 sells 4 one-off in-app purchases. Easy Physics & Math Lab asks for nothing beyond the download.

企一光网 ships an update every 5 weeks, Easy Physics & Math Lab every 5 days. The most recent releases landed on October 13, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | 企一光网 | Easy Physics & Math Lab |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 5 weeks | **Every 5 days** |
| Size | 46 MB | 34 MB |
| Requires iOS | **8.0** | 16.6 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Shanghai KEEY Group CO., LTD](https://appshunter.io/developer/718659425) | [祥华 赵](https://appshunter.io/developer/1815680124) |

## What reviewers say

### 企一光网

[App page](https://appshunter.io/ios/app/id1465705534)

**Features:** macOS Compatibility

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 88元充值项目 | $12.99 | one-time |
| 188元充值项目 | $27.99 | one-time |
| 388元充值项目 | $59.99 | one-time |
| 588元充值项目 | $89.99 | one-time |


### Easy Physics & Math Lab

[App page](https://appshunter.io/ios/app/easy-physics-and-math-lab/id6748019060)

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

**In-app purchases:** none


## Frequently asked questions

### Is 企一光网 free?

企一光网 is free to download, with in-app purchases available.

### Is Easy Physics & Math Lab free?

Easy Physics & Math Lab is free to download, with no in-app purchases.

### Do 企一光网 or Easy Physics & Math Lab have ads?

Neither 企一光网 nor Easy Physics & Math Lab shows ads.

### Which is updated more often, 企一光网 or Easy Physics & Math Lab?

企一光网 ships an update every 5 weeks, and Easy Physics & Math Lab every 5 days. Most recently, 企一光网 was updated on October 13, 2026 and Easy Physics & Math Lab 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.*