# Sci vs Schools @ SG

The clearest difference is ads: Sci at none against Schools @ SG's shown. Sci also leads on update cadence (every 6 weeks vs every 7 months) and iOS requirement (13.0 vs 15.6). On price, 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 6 weeks, Schools @ SG every 7 months. The most recent releases landed on September 27, 2026 and September 14, 2026 respectively.

## The numbers

| Metric | Sci | Schools @ SG |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | **Every 6 weeks** | Every 7 months |
| Size | 86 MB | 40 MB |
| Requires iOS | **13.0** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, 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) | [Novanet Solutions](https://appshunter.io/developer/1482778283) |

## What reviewers say

### Sci

[App page](https://appshunter.io/ios/app/sci-lab-primary/id1387072836)

**In-app purchases:** none


### Schools @ SG

[App page](https://appshunter.io/ios/app/schools-sg/id1619498215)

**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 Schools @ SG free?

Schools @ SG is free to download, with no in-app purchases.

### Do Sci or Schools @ SG have ads?

Schools @ SG shows ads; Sci does not.

### Which is updated more often, Sci or Schools @ SG?

Sci ships an update every 6 weeks, and Schools @ SG every 7 months. Most recently, Sci was updated on September 27, 2026 and Schools @ SG on September 14, 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.*