# Atomic Spider vs InvaZium

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

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

Both ship on a similar rhythm, roughly every 6 days. The most recent releases landed on November 3, 2026 and October 27, 2026 respectively.

## The numbers

| Metric | Atomic Spider | InvaZium |
| --- | --- | --- |
| 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 6 days |
| Monetization | Free with in-app purchases | — |
| Size | 95 MB | 54 MB |
| Requires iOS | 12.0 | 12.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 9+ | 4+ |
| Developer | [Easy 8 Software](https://appshunter.io/developer/293405662) | [Daniel Canete Campos](https://appshunter.io/developer/1273575992) |

## 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 |


### InvaZium

[App page](https://appshunter.io/ios/app/invazium/id6480328706)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Atomic Spider free?

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

### Is InvaZium free?

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

### Do Atomic Spider or InvaZium have ads?

Atomic Spider shows ads; InvaZium does not.

### Which is updated more often, Atomic Spider or InvaZium?

Atomic Spider ships an update every 6 days, and InvaZium every 6 days. Most recently, Atomic Spider was updated on November 3, 2026 and InvaZium on October 27, 2026.

---

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