# Nightmare vs X OVERRIDE

The clearest difference is in-app purchases: Nightmare at none against X OVERRIDE's 3. On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. X OVERRIDE sells 3 one-off in-app purchases. Nightmare asks for nothing beyond the download.

## The numbers

| Metric | Nightmare | X OVERRIDE |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | Yes | Yes |
| Update frequency | Every 5 weeks | — |
| Monetization | Ad-supported | — |
| Size | 1020 MB | 1008 MB |
| Requires iOS | 15.6 | **15.0** |
| Devices | **iPhone, iPad, iPod, Mac** | iPhone, iPad, iPod |
| Age rating | 9+ | 17+ |
| Developer | [SangWon Park](https://appshunter.io/developer/1733581674) | [Zhifu Du](https://appshunter.io/developer/695438225) |

## What reviewers say

### Nightmare

[App page](https://appshunter.io/ios/app/nightmare-zombie/id6478642708)

Survive a relentless zombie horde in this top-down shooter. Explore procedurally generated dungeons, fight endless waves, and utilize various actions to overcome obstacles and puzzles. Gamepad support enhances the immersive experience.

**Highlights:** Top-down zombie shooting, RPG mode with random dungeons, Wave mode with endless zombies, Exploration and puzzle-solving, Gamepad support and haptic feedback, Rolling and jumping mechanics

**Features:** Game Controller support

**In-app purchases:** none


### X OVERRIDE

[App page](https://appshunter.io/ios/app/x-override/id6746178571)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 1000 Coins | $0.99 | one-time |
| 10000 Coins | $9.99 | one-time |
| 20000 Coins | $19.99 | one-time |


## Frequently asked questions

### Is Nightmare free?

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

### Is X OVERRIDE free?

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

### Do Nightmare or X OVERRIDE have ads?

Both Nightmare and X OVERRIDE show ads.

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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.*