# Evil Ducks Castle vs Fish Heads Runner

The clearest difference is device support: Fish Heads Runner at 5 against Evil Ducks Castle's 3. On price, update cadence, ads and in-app purchases there is nothing between them.

Evil Ducks Castle costs $0.99 and Fish Heads Runner $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Evil Ducks Castle ships an update every 37 months, Fish Heads Runner every 21 months. The most recent releases landed on November 2, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | Evil Ducks Castle | Fish Heads Runner |
| --- | --- | --- |
| Price | $0.99 | $0.99 |
| Rating | — | **[5.0 (8 ratings)](https://appshunter.io/ios/app/fish-heads-runner/id1515320635/reviews)** |
| Number of ratings | — | **8** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 37 months | **Every 21 months** |
| Monetization | — | Paid |
| Size | 21 MB | 772 MB |
| Requires iOS | **12.2** | 13.0 |
| Devices | iPhone, iPad, iPod | **iPhone, iPad, iPod, Mac, Apple TV** |
| Age rating | 4+ | 4+ |
| Developer | [Anthony Hindle](https://appshunter.io/developer/1057765652) | [QuadraTron Games LLC](https://appshunter.io/developer/1564767527) |

## 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


### Fish Heads Runner

[App page](https://appshunter.io/ios/app/fish-heads-runner/id1515320635)

A unique endless runner where you control a disembodied fish head on a robot suit. Collect energy cells and pearls to keep moving and upgrade your suit. Race across the ocean floor avoiding hazards and RoboPirates.

**Highlights:** Endless running gameplay, Collect energy cells, Gather pearls for upgrades, Ocean floor environment, Robot suit customization

**Features:** Game Controller support, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Evil Ducks Castle free?

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

### Is Fish Heads Runner free?

Fish Heads Runner costs $0.99, with no in-app purchases.

### Do Evil Ducks Castle or Fish Heads Runner have ads?

Neither Evil Ducks Castle nor Fish Heads Runner shows ads.

### Which is updated more often, Evil Ducks Castle or Fish Heads Runner?

Evil Ducks Castle ships an update every 37 months, and Fish Heads Runner every 21 months. Most recently, Evil Ducks Castle was updated on November 2, 2026 and Fish Heads Runner on November 3, 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.*