# Grade Six Science vs Qurious

The clearest difference is price: Grade Six Science at Free against Qurious's $2.99. On ads, in-app purchases, device support and iOS requirement there is nothing between them.

Grade Six Science is free to download; Qurious costs $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.

## The numbers

| Metric | Grade Six Science | Qurious |
| --- | --- | --- |
| Price | **Free** | $2.99 |
| In-app purchases | No | No |
| Ads | No | No |
| Size | 472 MB | 27 MB |
| Requires iOS | 13.0 | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [360ed Pte Ltd](https://appshunter.io/developer/1459468188) | [梅仙 张](https://appshunter.io/developer/1844499832) |

## What reviewers say

### Grade Six Science

[App page](https://appshunter.io/ios/app/grade-six-science/id6747956438)

**Features:** macOS Compatibility

**In-app purchases:** none


### Qurious

[App page](https://appshunter.io/ios/app/qurious-why/id6767553566)

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

**In-app purchases:** none


## Frequently asked questions

### Is Grade Six Science free?

Grade Six Science is free to download, with no in-app purchases.

### Is Qurious free?

Qurious costs $2.99, with no in-app purchases.

### Do Grade Six Science or Qurious have ads?

Neither Grade Six Science nor Qurious shows ads.

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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.*