# Alien Attack vs Kuronin

The clearest difference is in-app purchases: Alien Attack at none against Kuronin's 8. Alien Attack also leads on update cadence (daily vs every 4 days). Kuronin's advantage is ads (none vs shown). On price, device support and iOS requirement there is nothing between them.

Both are free to download. Kuronin sells 8 one-off in-app purchases. Alien Attack asks for nothing beyond the download.

Alien Attack ships an update daily, Kuronin every 4 days. Both last shipped on October 23, 2026.

## The numbers

| Metric | Alien Attack | Kuronin |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.8 (5 ratings)](https://appshunter.io/ios/app/alien-attack-rpg-idle-action/id6778897821/reviews)** | — |
| Number of ratings | **5** | — |
| Positive reviews | 66.7% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | **Daily** | Every 4 days |
| Monetization | Ad-supported | — |
| Size | 180 MB | 172 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 12+ | 12+ |
| Developer | [HAPPY GAME COMPANY TEKNOLOJI ANONIM SIRKETI](https://appshunter.io/developer/1523367113) | [Juliano Lofy junior](https://appshunter.io/developer/1856255189) |

## What reviewers say

### Alien Attack

[App page](https://appshunter.io/ios/app/alien-attack-rpg-idle-action/id6778897821)

Control a rapidly evolving alien lifeform and conquer Earth. Consume humans to grow stronger, unlock new mutations, and dominate every battlefield. Upgrade your abilities and spread your alien domination across the planet.

**Highlights:** Evolve alien lifeform, Consume humans for energy, Unlock new mutations and powers, Action-packed battles, Upgrade abilities, Conquer world locations

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

**In-app purchases:** none


### Kuronin

[App page](https://appshunter.io/ios/app/kuronin-chronicles/id6787175704)

**Features:** macOS Compatibility

**In-app purchases (8)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 300 Gold | $0.99 | one-time |
| 980 Gold | $1.99 | one-time |
| Monthly VIP (30 days) | $1.99 | one-time |
| Growth Fund | $3.99 | one-time |
| 1,980 Gold | $4.99 | one-time |
| 3,280 Gold | $7.99 | one-time |
| 6,480 Gold | $11.99 | one-time |
| 12,960 Gold | $14.99 | one-time |


## Frequently asked questions

### Is Alien Attack free?

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

### Is Kuronin free?

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

### Do Alien Attack or Kuronin have ads?

Alien Attack shows ads; Kuronin does not.

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

Alien Attack ships an update daily, and Kuronin every 4 days. Most recently, Alien Attack was updated on October 23, 2026 and Kuronin on October 23, 2026.

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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.*