# NanoTubAR vs Didactic climate models

The clearest difference is update cadence: Didactic climate models at every 6 weeks against NanoTubAR's every 59 months. Didactic climate models also leads on device support (4 vs 2) and iOS requirement (12.0 vs 18.6). On price, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

NanoTubAR ships an update every 59 months, Didactic climate models every 6 weeks. The most recent releases landed on October 11, 2026 and October 16, 2026 respectively.

## The numbers

| Metric | NanoTubAR | Didactic climate models |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 59 months | **Every 6 weeks** |
| Size | 121 MB | 9 MB |
| Requires iOS | 18.6 | **12.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod, Mac** |
| Age rating | 4+ | 4+ |
| Developer | [MD. USE INNOVATIONS SL](https://appshunter.io/developer/1292343455) | [Université de Genève](https://appshunter.io/developer/532494133) |

## What reviewers say

### NanoTubAR

[App page](https://appshunter.io/ios/app/nanotubar/id1549708302)

**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 NanoTubAR free?

NanoTubAR 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 NanoTubAR or Didactic climate models have ads?

Neither NanoTubAR nor Didactic climate models shows ads.

### Which is updated more often, NanoTubAR or Didactic climate models?

NanoTubAR ships an update every 59 months, and Didactic climate models every 6 weeks. Most recently, NanoTubAR was updated on October 11, 2026 and Didactic climate models on October 16, 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.*