# Monster Brawl vs Alien Attack Idle Simulator 3D

The clearest difference is update cadence: Alien Attack Idle Simulator 3D at every 4 days against Monster Brawl's every 4 months. Alien Attack Idle Simulator 3D also leads on iOS requirement (13.0 vs 15.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Monster Brawl sells 14 one-off in-app purchases and Alien Attack Idle Simulator 3D sells 11 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

Monster Brawl ships an update every 4 months, Alien Attack Idle Simulator 3D every 4 days. The most recent releases landed on October 24, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Monster Brawl | Alien Attack Idle Simulator 3D |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (1.3K ratings)](https://appshunter.io/ios/app/monster-brawl-planet-defender/id6504787430/reviews)** | — |
| Number of ratings | **1.3K** | — |
| Positive reviews | 57.1% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | Yes | Yes |
| Update frequency | Every 4 months | **Every 4 days** |
| Monetization | Free with in-app purchases | — |
| Size | 468 MB | 175 MB |
| Requires iOS | 15.0 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 9+ | 4+ |
| Developer | [PANTHERA COMPANY LIMITED](https://appshunter.io/developer/1684187843) | [APPWILL COMPANY LTD](https://appshunter.io/developer/1761313938) |

## What reviewers say

### Monster Brawl

[App page](https://appshunter.io/ios/app/monster-brawl-planet-defender/id6504787430)

Engage in epic robot battles against giant monsters and rival mechs. Control and upgrade your giant robot with unique designs and powerful weapons to conquer challenging levels and prove your fighting prowess.

**Highlights:** Control and upgrade giant robots, Battle giant monsters and mechs, Unique robot designs and powers, Diverse and challenging levels, Stunning 3D graphics and realistic sound

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

**In-app purchases (14)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Core 1 | $0.99 | one-time |
| Token Ads 1 | $0.99 | one-time |
| Token Ads 2 | $2.99 | one-time |
| No Ads | $2.99 | one-time |
| Earthspire Pack | $4.99 | one-time |
| Core 2 | $4.99 | one-time |
| Starter Pack | $5.99 | one-time |
| Aetherium Pack | $6.99 | one-time |
| Token Ads 3 | $7.99 | one-time |
| Lunaris Rift Pack | $9.99 | one-time |
| Core 3 | $9.99 | one-time |
| Core 4 | $19.99 | one-time |
| Core 5 | $49.99 | one-time |
| Core 6 | $99.99 | one-time |


### Alien Attack Idle Simulator 3D

[App page](https://appshunter.io/ios/app/alien-attack-idle-simulator-3d/id6686404136)

**Features:** macOS Compatibility

**In-app purchases (11)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Little kit with currencys | $1.99 | one-time |
| Classic starter pack | $1.99 | one-time |
| Premium personalized kit | $1.99 | one-time |
| Premium starter pack | $3.29 | one-time |
| All premium starter pack | $3.69 | one-time |
| Medium kit with currencys | $5.49 | one-time |
| 600 Crystals | $7.39 | one-time |
| Big kit with currencys | $8.99 | one-time |
| All kit with currencys | $9.29 | one-time |
| 1100 Crystals | $12.99 | one-time |
| 1000 Crystals | $12.99 | one-time |


## Frequently asked questions

### Is Monster Brawl free?

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

### Is Alien Attack Idle Simulator 3D free?

Alien Attack Idle Simulator 3D is free to download, with in-app purchases available.

### Do Monster Brawl or Alien Attack Idle Simulator 3D have ads?

Both Monster Brawl and Alien Attack Idle Simulator 3D show ads.

### Which is updated more often, Monster Brawl or Alien Attack Idle Simulator 3D?

Monster Brawl ships an update every 4 months, and Alien Attack Idle Simulator 3D every 4 days. Most recently, Monster Brawl was updated on October 24, 2026 and Alien Attack Idle Simulator 3D on October 25, 2026.

---

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