# MyCalcTutor vs Molecular Models

The clearest difference is in-app purchases: MyCalcTutor at none against Molecular Models's 1. Molecular Models's advantage is ads (none vs shown) and device support (3 vs 1). On price there is nothing between them.

Both are free to download. Molecular Models sells 1 one-off in-app purchase. MyCalcTutor asks for nothing beyond the download.

## The numbers

| Metric | MyCalcTutor | Molecular Models |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | — | Every 9 days |
| Size | 4 MB | 11 MB |
| Requires iOS | 18.2 | **15.6** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Jeremy Burkett](https://appshunter.io/developer/1254864326) | [Krishna Raj Salim](https://appshunter.io/developer/1638689285) |

## What reviewers say

### MyCalcTutor

[App page](https://appshunter.io/ios/app/mycalctutor/id6740751073)

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

**In-app purchases:** none


### Molecular Models

[App page](https://appshunter.io/ios/app/molecular-models-3d/id6753124450)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| FullVersion | $1.99 | one-time |


## Frequently asked questions

### Is MyCalcTutor free?

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

### Is Molecular Models free?

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

### Do MyCalcTutor or Molecular Models have ads?

MyCalcTutor shows ads; Molecular Models 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.*