# ChemLab vs Kerotakis

The clearest difference is in-app purchases: Kerotakis at none against ChemLab's 1. Kerotakis also leads on ads (none vs shown). On price, device support and iOS requirement there is nothing between them.

Both are free to download. ChemLab sells 1 one-off in-app purchase. Kerotakis asks for nothing beyond the download.

## The numbers

| Metric | ChemLab | Kerotakis |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Weekly | — |
| Size | 99 MB | 17 MB |
| Requires iOS | 15.1 | **15.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Abhishek Chauhan](https://appshunter.io/developer/1886624177) | [Christian Strobele](https://appshunter.io/developer/6788864041) |

## What reviewers say

### ChemLab

[App page](https://appshunter.io/ios/app/chemlab-virtual-chemistry-lab/id6770002282)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| ChemLab Pro Lifetime | $9.99 | one-time |


### Kerotakis

[App page](https://appshunter.io/ios/app/kerotakis/id6805214816)

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

**In-app purchases:** none


## Frequently asked questions

### Is ChemLab free?

ChemLab is free to download, with in-app purchases available.

### Is Kerotakis free?

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

### Do ChemLab or Kerotakis have ads?

ChemLab shows ads; Kerotakis 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.*