# Curvy Road! vs Alien Attack 3D

The clearest difference is in-app purchases: Curvy Road! at none against Alien Attack 3D's 2. Curvy Road! also leads on ads (none vs shown) and update cadence (every 3 days vs every 6 months). On price and device support there is nothing between them.

Both are free to download. Alien Attack 3D sells 2 in-app purchases, starting at $19.99 per month. Curvy Road! asks for nothing beyond the download.

Curvy Road! ships an update every 3 days, Alien Attack 3D every 6 months. The most recent releases landed on October 26, 2026 and October 27, 2026 respectively.

## The numbers

| Metric | Curvy Road! | Alien Attack 3D |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/alien-attack-3d-invasion/id6447258590/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | **Every 3 days** | Every 6 months |
| Monetization | — | Free with in-app purchases |
| Size | 62 MB | 124 MB |
| Requires iOS | **8.0** | 12.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 9+ |
| Developer | [Mossa Games, LLC](https://appshunter.io/developer/1189319298) | [FRIENDLY APPS LTD](https://appshunter.io/developer/1514360327) |

## What reviewers say

### Curvy Road!

[App page](https://appshunter.io/ios/app/curvy-road/id1445704115)

**In-app purchases:** none


### Alien Attack 3D

[App page](https://appshunter.io/ios/app/alien-attack-3d-invasion/id6447258590)

Engage in alien combat by launching venom or the extraterrestrial creatures themselves at your foes. Experience a unique take on defense and offense in this action-packed game.

**Highlights:** Throw venom at enemies, Launch alien creatures, 3D alien invasion theme, Action-packed gameplay

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| All Bundle Features Unlocked! | $19.99 | per month |
| All AppCentral Games Unlocked! | $39.99 | per month |


## Frequently asked questions

### Is Curvy Road! free?

Curvy Road! is free to download, with no in-app purchases.

### Is Alien Attack 3D free?

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

### Do Curvy Road! or Alien Attack 3D have ads?

Alien Attack 3D shows ads; Curvy Road! does not.

### Which is updated more often, Curvy Road! or Alien Attack 3D?

Curvy Road! ships an update every 3 days, and Alien Attack 3D every 6 months. Most recently, Curvy Road! was updated on October 26, 2026 and Alien Attack 3D on October 27, 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.*