# 4 Words Game vs Goldbach conjecture

The clearest difference is in-app purchases: Goldbach conjecture at none against 4 Words Game's 5. 4 Words Game's advantage is device support and iOS requirement (11.0 vs 16.0). On price there is nothing between them.

Both are free to download. 4 Words Game sells 5 one-off in-app purchases. Goldbach conjecture asks for nothing beyond the download.

## The numbers

| Metric | 4 Words Game | Goldbach conjecture |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | — |
| Update frequency | Every 2 months | — |
| Monetization | Free with in-app purchases | — |
| Size | 29 MB | 1 MB |
| Requires iOS | **11.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | — |
| Age rating | 4+ | 4+ |
| Developer | [Raffaele Amuso](https://appshunter.io/developer/912157295) | [Sungjun Kim](https://appshunter.io/developer/1602461985) |

## What reviewers say

### 4 Words Game

[App page](https://appshunter.io/ios/app/4-words-game/id971233477)

This word puzzle game challenges you to guess a hidden word using four related clues. Earn coins by solving levels to unlock hints and advance through numerous English and Italian word scenes. Compete on global leaderboards and achieve new milestones.

**Highlights:** Guess hidden words with four clues, Solve puzzles in English and Italian, Use hints to overcome challenges, Earn coins by solving levels, World leaderboards and achievements, Test SAT/GRE skills

**Features:** macOS Compatibility

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 500 extra coins | $0.99 | one-time |
| 1200 extra coins | $1.99 | one-time |
| 2000 extra coins | $2.99 | one-time |
| 5000 extra coins | $5.99 | one-time |
| 10000 extra coins | $10.99 | one-time |


### Goldbach conjecture

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

**In-app purchases:** none


## Frequently asked questions

### Is 4 Words Game free?

4 Words Game is free to download, with in-app purchases available.

### Is Goldbach conjecture free?

Goldbach conjecture 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.*