# Atomic Spider vs Asteroid Defence

The clearest difference is in-app purchases: Asteroid Defence at none against Atomic Spider's 1. Asteroid Defence also leads on ads (none vs shown). Atomic Spider's advantage is iOS requirement (12.0 vs 15.0). On price, update cadence and device support there is nothing between them.

Both are free to download. Atomic Spider sells 1 one-off in-app purchase. Asteroid Defence asks for nothing beyond the download.

Atomic Spider ships an update every 6 days, Asteroid Defence every 3 days. The most recent releases landed on September 8, 2026 and May 19, 2026 respectively.

## The numbers

| Metric | Atomic Spider | Asteroid Defence |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (9 ratings)](https://appshunter.io/ios/app/atomic-spider/id1619787061/reviews)** | — |
| Number of ratings | **9** | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 6 days | **Every 3 days** |
| Monetization | Free with in-app purchases | — |
| Size | 95 MB | 80 MB |
| Requires iOS | **12.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 9+ | 4+ |
| Developer | [Easy 8 Software](https://appshunter.io/developer/293405662) | [AthlasIO HB](https://appshunter.io/developer/1575192502) |

## What reviewers say

### Atomic Spider

[App page](https://appshunter.io/ios/app/atomic-spider/id1619787061)

Control a genetically engineered spider to defend the universe from alien invaders. Engage in intense touchscreen combat across over 50 levels filled with unique monsters and challenging bosses.

**Highlights:** Touchscreen combat mechanics, 50+ challenging levels, Unique monsters and bosses, Bright vector-style visuals, Alien invasion defense gameplay

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Atomic Spider Deluxe | $0.99 | one-time |


### Asteroid Defence

[App page](https://appshunter.io/ios/app/asteroid-defence/id6470113925)

**In-app purchases:** none


## Frequently asked questions

### Is Atomic Spider free?

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

### Is Asteroid Defence free?

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

### Do Atomic Spider or Asteroid Defence have ads?

Atomic Spider shows ads; Asteroid Defence does not.

### Which is updated more often, Atomic Spider or Asteroid Defence?

Atomic Spider ships an update every 6 days, and Asteroid Defence every 3 days. Most recently, Atomic Spider was updated on September 8, 2026 and Asteroid Defence on May 19, 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.*