# CloudLabs Lung Capacity vs Chemical Elements Quiz & Study

The clearest difference is in-app purchases: CloudLabs Lung Capacity at none against Chemical Elements Quiz & Study's 1. CloudLabs Lung Capacity also leads on ads (none vs shown) and iOS requirement (9.0 vs 13.0). On price and device support there is nothing between them.

Both are free to download. Chemical Elements Quiz & Study sells 1 one-off in-app purchase. CloudLabs Lung Capacity asks for nothing beyond the download.

## The numbers

| Metric | CloudLabs Lung Capacity | Chemical Elements Quiz & Study |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | — | Every 3 months |
| Size | 115 MB | 17 MB |
| Requires iOS | **9.0** | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 4+ |
| Developer | [Jiovany Orozco](https://appshunter.io/developer/1114670847) | [Abdulkarim Nasir](https://appshunter.io/developer/1463436050) |

## What reviewers say

### CloudLabs Lung Capacity

[App page](https://appshunter.io/ios/app/cloudlabs-lung-capacity/id1636561957)

**Features:** macOS Compatibility

**In-app purchases:** none


### Chemical Elements Quiz & Study

[App page](https://appshunter.io/ios/app/chemical-elements-quiz-and-study/id6472821385)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $1.99 | one-time |


## Frequently asked questions

### Is CloudLabs Lung Capacity free?

CloudLabs Lung Capacity is free to download, with no in-app purchases.

### Is Chemical Elements Quiz & Study free?

Chemical Elements Quiz & Study is free to download, with in-app purchases available.

### Do CloudLabs Lung Capacity or Chemical Elements Quiz & Study have ads?

Chemical Elements Quiz & Study shows ads; CloudLabs Lung Capacity does not.

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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.*