# Goldbach conjecture vs Avoid

The clearest difference is device support: Avoid at 2 against Goldbach conjecture's —. On price, in-app purchases and iOS requirement 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 | Goldbach conjecture | Avoid |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | — | Yes |
| Size | 1 MB | 16 MB |
| Requires iOS | 16.0 | **15.0** |
| Devices | — | **iPhone, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Sungjun Kim](https://appshunter.io/developer/1602461985) | [Saki Inoue](https://appshunter.io/developer/1557109246) |

## What reviewers say

### Goldbach conjecture

[App page](https://appshunter.io/ios/app/goldbach-conjecture/id6627338523)

**In-app purchases:** none


### Avoid

[App page](https://appshunter.io/ios/app/avoid-keep-avoiding-the-enemy/id6627344922)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Goldbach conjecture free?

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

### Is Avoid free?

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

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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.*