# Sci vs Langwei Integrated Control

The clearest difference is update cadence: Langwei Integrated Control at weekly against Sci's every 5 weeks. On price, ads, in-app purchases and device support there is nothing between them.

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

Sci ships an update every 5 weeks, Langwei Integrated Control weekly. The most recent releases landed on September 13, 2026 and September 18, 2026 respectively.

## The numbers

| Metric | Sci | Langwei Integrated Control |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 weeks | **Weekly** |
| Size | 88 MB | 40 MB |
| Requires iOS | 13.0 | 13.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [山东远大朗威教育科技股份有限公司](https://appshunter.io/developer/1197726190) | [涛 李](https://appshunter.io/developer/1622790427) |

## What reviewers say

### Sci

[App page](https://appshunter.io/ios/app/sci-lab/id1197726221)

**In-app purchases:** none


### Langwei Integrated Control

[App page](https://appshunter.io/ios/app/langwei-integrated-control/id6503579522)

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

**In-app purchases:** none


## Frequently asked questions

### Is Sci free?

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

### Is Langwei Integrated Control free?

Langwei Integrated Control is free to download, with no in-app purchases.

### Do Sci or Langwei Integrated Control have ads?

Neither Sci nor Langwei Integrated Control shows ads.

### Which is updated more often, Sci or Langwei Integrated Control?

Sci ships an update every 5 weeks, and Langwei Integrated Control weekly. Most recently, Sci was updated on September 13, 2026 and Langwei Integrated Control on September 18, 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.*