# Feynman diagram vs ComboTangle

Feynman diagram and ComboTangle are too close to call on the numbers: across 5 compared parameters — price, ads, in-app purchases and device support among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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

## The numbers

| Metric | Feynman diagram | ComboTangle |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (24 ratings)](https://appshunter.io/ios/app/combotangle/id6680155415/reviews)** |
| Number of ratings | — | **24** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | — | Monthly |
| Monetization | — | Free |
| Size | 3 MB | 7 MB |
| Requires iOS | 16.0 | **15.0** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Sungjun Kim](https://appshunter.io/developer/1602461985) | [Ranjeetha Seshadri](https://appshunter.io/developer/1768172782) |

## What reviewers say

### Feynman diagram

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

**Features:** macOS Compatibility

**In-app purchases:** none


### ComboTangle

[App page](https://appshunter.io/ios/app/combotangle/id6680155415)

Engage in a challenging puzzle game with an immense number of possible boards. This brain teaser is designed to sharpen your focus and cognitive skills. Compete with friends to solve puzzles in fewer moves.

**Highlights:** Vast number of possible boards, Sharpens mind and focus, Competitive multiplayer mode, Unique button operations to discover, Support for user questions

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

**In-app purchases:** none

**What reviewers like**

- 🧠 Unique game concept
- 👨‍👩‍👧‍👦 Fun for all ages
- 📚 Good documentation
- 👍 Easy to get started
- 😊 Highly entertaining

**What reviewers complain about**

- 📖 Rules might be hard to grasp
- ⏳ Waiting for new updates


## Frequently asked questions

### Is Feynman diagram free?

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

### Is ComboTangle free?

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

### Do Feynman diagram or ComboTangle have ads?

Neither Feynman diagram nor ComboTangle 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.*