# InvaZium vs Germz!

The clearest difference is in-app purchases: InvaZium at none against Germz!'s 7. InvaZium also leads on ads (none vs shown) and iOS requirement (12.0 vs 15.0). Germz!'s advantage is update cadence (every 2 days vs every 6 days). On price and device support there is nothing between them.

Both are free to download. Germz! sells 7 one-off in-app purchases. InvaZium asks for nothing beyond the download.

InvaZium ships an update every 6 days, Germz! every 2 days. The most recent releases landed on September 11, 2026 and June 26, 2026 respectively.

## The numbers

| Metric | InvaZium | Germz! |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/germz/id6762105940/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 6 days | **Every 2 days** |
| Monetization | — | Free with in-app purchases |
| Size | 54 MB | 104 MB |
| Requires iOS | **12.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 12+ |
| Developer | [Daniel Canete Campos](https://appshunter.io/developer/1273575992) | [Exzilegames LLC](https://appshunter.io/developer/1892937557) |

## What reviewers say

### InvaZium

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

**Features:** macOS Compatibility

**In-app purchases:** none


### Germz!

[App page](https://appshunter.io/ios/app/germz/id6762105940)

Pilot a ship through a microscopic world, battling waves of germs and collecting vital cells. Upgrade your ship and abilities to survive longer and achieve higher scores in this fast-paced arcade shooter.

**Highlights:** Arcade survival action, Multiple player ships, Ship upgrades and abilities, Collect blood cells, Game Center achievements, Leaderboards

**In-app purchases (7)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 500 Red Blood Cells | $1.00 | one-time |
| Vanguard Player | $2.99 | one-time |
| 2000 Red Blood Cells | $3.00 | one-time |
| 5 White Blood Cells | $5.00 | one-time |
| 5000 Red Blood Cells | $6.00 | one-time |
| 10 White Blood Cells | $9.00 | one-time |
| 20 White Blood Cells | $15.00 | one-time |


## Frequently asked questions

### Is InvaZium free?

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

### Is Germz! free?

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

### Do InvaZium or Germz! have ads?

Germz! shows ads; InvaZium does not.

### Which is updated more often, InvaZium or Germz!?

InvaZium ships an update every 6 days, and Germz! every 2 days. Most recently, InvaZium was updated on September 11, 2026 and Germz! on June 26, 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.*