# Star Grab vs Goldbach conjecture

The clearest difference is device support: Star Grab at 3 against Goldbach conjecture's —. Star Grab also leads on iOS requirement (12.0 vs 16.0). On price and in-app purchases 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 | Star Grab | Goldbach conjecture |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (3 ratings)](https://appshunter.io/ios/app/star-grab/id1508810523/reviews)** | — |
| Number of ratings | **3** | — |
| In-app purchases | No | No |
| Ads | No | — |
| Update frequency | Every 18 months | — |
| Monetization | Free | — |
| Size | 55 MB | 1 MB |
| Requires iOS | **12.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | — |
| Age rating | 4+ | 4+ |
| Developer | [David Nestingen-Palm](https://appshunter.io/developer/1502205284) | [Sungjun Kim](https://appshunter.io/developer/1602461985) |

## What reviewers say

### Star Grab

[App page](https://appshunter.io/ios/app/star-grab/id1508810523)

A fast-paced game where you must quickly identify and tap objects matching a given description. Avoid incorrect taps to maintain your score. Features multiple difficulty levels and an asteroid-dodging mini-game.

**Highlights:** Multiple difficulty levels, Score multiplier, Object matching gameplay, Avoid incorrect taps, Asteroid dodging mini-game

**Features:** macOS Compatibility

**In-app purchases:** none


### Goldbach conjecture

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

**In-app purchases:** none


## Frequently asked questions

### Is Star Grab free?

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

### 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.*