# Alien Attack vs X

The clearest difference is rating: X at 5.0 against Alien Attack's 4.4. X also leads on in-app purchases (none vs 18) and update cadence (every 2 weeks vs every 3 months). Alien Attack's advantage is ratings volume (10 vs 3). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Alien Attack sells 16 one-off in-app purchases. X asks for nothing beyond the download.

X holds the better App Store score, 5.0 against 4.4. Both are backed by a comparable volume of ratings — 10 and 3 respectively.

Alien Attack ships an update every 3 months, X every 2 weeks. The most recent releases landed on September 19, 2026 and July 31, 2026 respectively.

## The numbers

| Metric | Alien Attack | X |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.4 (10 ratings)](https://appshunter.io/ios/app/alien-attack-idle-arcade-game/id6502288455/reviews) | **[5.0 (3 ratings)](https://appshunter.io/ios/app/x-out-alien-outbreak/id6503699630/reviews)** |
| Number of ratings | **10** | 3 |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | Yes |
| Update frequency | Every 3 months | **Every 2 weeks** |
| Monetization | Free with in-app purchases | **Ad-supported** |
| Size | 381 MB | 149 MB |
| Requires iOS | 13.0 | 13.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 12+ | 9+ |
| Developer | [P.D. PLAYGENES INTERNATIONAL LIMITED](https://appshunter.io/developer/1492668667) | [PSYCRAFT GmbH](https://appshunter.io/developer/1441576670) |

## What reviewers say

### Alien Attack

[App page](https://appshunter.io/ios/app/alien-attack-idle-arcade-game/id6502288455)

Lead an alien entity in an idle survival game to conquer the planet by consuming humans and evolving your army. Face formidable bosses and complete quests in exhilarating arcade action.

**Highlights:** Eternal Evolution upgrades, Exhilarating arcade gameplay, Epic boss battles, Progression and exploration, Consume humans to grow army

**Features:** Vision Pro support

**In-app purchases (16)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Ads Blocker | $0.99 | one-time |
| Pearl keys | $1.99 | one-time |
| One-time offer! | $2.99 | one-time |
| One-time offer! | $3.99 | one-time |
| Pile of Gems | $4.99 | one-time |
| One-time offer! | $4.99 | one-time |
| One-time offer! | $5.99 | one-time |
| One-time offer! | $6.99 | one-time |
| Heap of Gems | $9.99 | one-time |
| One-time offer! | $9.99 | one-time |
| One-time offer! | $11.99 | one-time |
| One-time offer! | $12.99 | one-time |
| One-time offer! | $14.99 | one-time |
| One-time offer! | $19.99 | one-time |
| One-time offer! | $29.99 | one-time |
| One-time offer! | $69.99 | one-time |


### X

[App page](https://appshunter.io/ios/app/x-out-alien-outbreak/id6503699630)

Escape a secret laboratory as a powerful alien in this fast-paced jump'n'run game. Unleash supernatural upgrades and race against time to reach the top. Can you break free before the humans recapture you?

**Highlights:** Continuous 1-100 level challenge, Supernatural alien upgrades, Escape the laboratory, Tilt controls for movement, Tap to jump or grab

**In-app purchases:** none


## Frequently asked questions

### Is Alien Attack free?

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

### Is X free?

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

### Which has better reviews, Alien Attack or X?

X is rated higher. Alien Attack averages 4.4 out of 5 from 10 ratings, while X averages 5.0 from 3 ratings.

### Do Alien Attack or X have ads?

Both Alien Attack and X show ads.

### Which is updated more often, Alien Attack or X?

Alien Attack ships an update every 3 months, and X every 2 weeks. Most recently, Alien Attack was updated on September 19, 2026 and X on July 31, 2026.

---

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