# Evil Ducks Castle vs Germz!

The clearest difference is price: Germz! at Free against Evil Ducks Castle's $0.99. Germz! also leads on update cadence (every 2 days vs every 37 months). Evil Ducks Castle's advantage is in-app purchases (none vs 7) and ads (none vs shown). On device support there is nothing between them.

Germz! is free to download; Evil Ducks Castle costs $0.99 up front. Germz! sells 7 one-off in-app purchases. Evil Ducks Castle asks for nothing beyond the download.

Evil Ducks Castle ships an update every 37 months, Germz! every 2 days. The most recent releases landed on October 8, 2026 and October 5, 2026 respectively.

## The numbers

| Metric | Evil Ducks Castle | Germz! |
| --- | --- | --- |
| Price | $0.99 | **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 37 months | **Every 2 days** |
| Monetization | — | Free with in-app purchases |
| Size | 21 MB | 104 MB |
| Requires iOS | **12.2** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 12+ |
| Developer | [Anthony Hindle](https://appshunter.io/developer/1057765652) | [ExzileGames LLC](https://appshunter.io/developer/1892937557) |

## What reviewers say

### Evil Ducks Castle

[App page](https://appshunter.io/ios/app/evil-ducks-castle/id1117589870)

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

**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 Evil Ducks Castle free?

Evil Ducks Castle costs $0.99, with no in-app purchases.

### Is Germz! free?

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

### Do Evil Ducks Castle or Germz! have ads?

Germz! shows ads; Evil Ducks Castle does not.

### Which is updated more often, Evil Ducks Castle or Germz!?

Evil Ducks Castle ships an update every 37 months, and Germz! every 2 days. Most recently, Evil Ducks Castle was updated on October 8, 2026 and Germz! on October 5, 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.*