# vDiffraction vs Didactic climate models

The clearest difference is iOS requirement: vDiffraction at 8.0 against Didactic climate models's 12.0. 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.

## The numbers

| Metric | vDiffraction | Didactic climate models |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | — | Every 6 weeks |
| Size | 32 MB | 9 MB |
| Requires iOS | **8.0** | 12.0 |
| Devices | iPhone, iPad, iPod | **iPhone, iPad, iPod, Mac** |
| Age rating | 4+ | 4+ |
| Developer | [Institut Laue-Langevin](https://appshunter.io/developer/649939789) | [Université de Genève](https://appshunter.io/developer/532494133) |

## What reviewers say

### vDiffraction

[App page](https://appshunter.io/ios/app/vdiffraction/id1343287476)

**Features:** macOS Compatibility

**In-app purchases:** none


### Didactic climate models

[App page](https://appshunter.io/ios/app/didactic-climate-models/id6469305388)

**In-app purchases:** none


## Frequently asked questions

### Is vDiffraction free?

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

### Is Didactic climate models free?

Didactic climate models is free to download, with no in-app purchases.

### Do vDiffraction or Didactic climate models have ads?

Neither vDiffraction nor Didactic climate models 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.*