# ASTRU vs Chain'em All!

The clearest difference is in-app purchases: Chain'em All! at none against ASTRU's 1. ASTRU's advantage is ads (none vs shown). On price, device support and iOS requirement there is nothing between them.

Both are free to download. ASTRU sells 1 one-off in-app purchase. Chain'em All! asks for nothing beyond the download.

## The numbers

| Metric | ASTRU | Chain'em All! |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/astru/id6467688328/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | **No** | Yes |
| Update frequency | Every 5 days | — |
| Monetization | Free with in-app purchases | — |
| Size | 102 MB | 107 MB |
| Requires iOS | 12.0 | 12.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 12+ |
| Developer | [Mohamed Elmejrab](https://appshunter.io/developer/1551548399) | [Virtual Projects Oyun Yazilim Ve Teknoloji](https://appshunter.io/developer/1327820445) |

## What reviewers say

### ASTRU

[App page](https://appshunter.io/ios/app/astru/id6467688328)

A physics-based puzzle game where players must guide an object to a target using celestial forces. Navigate through levels with unique gravitational and orbital mechanics to achieve accuracy and creativity.

**Highlights:** Celestial force mechanics, Physics-based puzzles, Orbital objects, Target-based levels, Creative problem-solving

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlimited Lives | $1.99 | one-time |


### Chain'em All!

[App page](https://appshunter.io/ios/app/chainem-all/id6477824272)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is ASTRU free?

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

### Is Chain'em All! free?

Chain'em All! is free to download, with no in-app purchases.

### Do ASTRU or Chain'em All! have ads?

Chain'em All! shows ads; ASTRU 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.*