# Abyss vs AstroBoost

The clearest difference is in-app purchases: Abyss at none against AstroBoost's 1. AstroBoost's advantage is device support. On price and iOS requirement there is nothing between them.

Both are free to download. AstroBoost sells 1 one-off in-app purchase. Abyss asks for nothing beyond the download.

## The numbers

| Metric | Abyss | AstroBoost |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | — | No |
| Update frequency | — | Every 2 months |
| Size | 68 MB | 94 MB |
| Requires iOS | 12.0 | 12.0 |
| Devices | — | **iPhone, iPad, iPod** |
| Age rating | 4+ | 9+ |
| Developer | [Desarrollo Educativo S.A.](https://appshunter.io/developer/1562892554) | [Remy Sainsard](https://appshunter.io/developer/1636449810) |

## What reviewers say

### Abyss

[App page](https://appshunter.io/ios/app/abyss/id6449852077)

**In-app purchases:** none


### AstroBoost

[App page](https://appshunter.io/ios/app/astroboost/id6482997299)

**Features:** macOS Compatibility, Family Sharing

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| No Ads | $1.99 | one-time |


## Frequently asked questions

### Is Abyss free?

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

### Is AstroBoost free?

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

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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.*