# 125034 vs Feynman diagram

The clearest difference is in-app purchases: Feynman diagram at none against 125034's 2. Feynman diagram also leads on ads (none vs shown). On price, device support and iOS requirement there is nothing between them.

Both are free to download. 125034 sells 2 one-off in-app purchases. Feynman diagram asks for nothing beyond the download.

## The numbers

| Metric | 125034 | Feynman diagram |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 2 months | — |
| Size | 158 MB | 3 MB |
| Requires iOS | 16.4 | **16.0** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Ching Yin Chan](https://appshunter.io/developer/1648106369) | [Sungjun Kim](https://appshunter.io/developer/1602461985) |

## What reviewers say

### 125034

[App page](https://appshunter.io/ios/app/125034/id6443656675)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove ads for "Arena" | $0.99 | one-time |
| Remove ads for "My Quest" | $0.99 | one-time |


### Feynman diagram

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

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is 125034 free?

125034 is free to download, with in-app purchases available.

### Is Feynman diagram free?

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

### Do 125034 or Feynman diagram have ads?

125034 shows ads; Feynman diagram 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.*