# Abyss Ascent vs Mars Defender

The clearest difference is in-app purchases: Abyss Ascent at none against Mars Defender's 5. Abyss Ascent also leads on ads (none vs shown). On price, device support and iOS requirement there is nothing between them.

Both are free to download. Mars Defender sells 5 one-off in-app purchases. Abyss Ascent asks for nothing beyond the download.

## The numbers

| Metric | Abyss Ascent | Mars Defender |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Size | 38 MB | 82 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 12+ | 9+ |
| Developer | [Mykhailo Vysochyn](https://appshunter.io/developer/1854482508) | [Valentina Prossapchuk](https://appshunter.io/developer/1895013467) |

## What reviewers say

### Abyss Ascent

[App page](https://appshunter.io/ios/app/abyss-ascent-evolution/id6759861050)

**In-app purchases:** none


### Mars Defender

[App page](https://appshunter.io/ios/app/mars-defender/id6762791745)

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Small Gold Pack | $0.99 | one-time |
| Medium Gold Pack | $1.99 | one-time |
| Remove ads | $2.99 | one-time |
| Starter Pack | $3.99 | one-time |
| Large Gold Pack | $4.99 | one-time |


## Frequently asked questions

### Is Abyss Ascent free?

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

### Is Mars Defender free?

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

### Do Abyss Ascent or Mars Defender have ads?

Mars Defender shows ads; Abyss Ascent does not.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*