# Space.Shape vs Feynman diagram

The clearest difference is iOS requirement: Space.Shape at 9.0 against Feynman diagram's 16.0. 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 | Space.Shape | Feynman diagram |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 22 months | — |
| Size | 52 MB | 3 MB |
| Requires iOS | **9.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Oskar Maan](https://appshunter.io/developer/945499256) | [Sungjun Kim](https://appshunter.io/developer/1602461985) |

## What reviewers say

### Space.Shape

[App page](https://appshunter.io/ios/app/spaceshape/id1412768415)

**Features:** macOS Compatibility

**In-app purchases:** none


### Feynman diagram

[App page](https://appshunter.io/ios/app/feynman-diagram/id6475814531)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Space.Shape free?

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

### Is Feynman diagram free?

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

### Do Space.Shape or Feynman diagram have ads?

Neither Space.Shape nor Feynman diagram 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.*