# Retro Parsec vs Evil Ducks Castle

The clearest difference is iOS requirement: Retro Parsec at 9.0 against Evil Ducks Castle's 12.2. On price, update cadence, ads and in-app purchases there is nothing between them.

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

Retro Parsec ships an update every 25 months, Evil Ducks Castle every 37 months. The most recent releases landed on October 21, 2026 and October 26, 2026 respectively.

## The numbers

| Metric | Retro Parsec | Evil Ducks Castle |
| --- | --- | --- |
| Price | $0.99 | $0.99 |
| Rating | **[4.0 (50 ratings)](https://appshunter.io/ios/app/retro-parsec/id1059891563/reviews)** | — |
| Number of ratings | **50** | — |
| Positive reviews | 73.3% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 25 months** | Every 37 months |
| Monetization | Paid | — |
| Size | 15 MB | 21 MB |
| Requires iOS | **9.0** | 12.2 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 9+ | 4+ |
| Developer | [Yesung Moore](https://appshunter.io/developer/998388794) | [Anthony Hindle](https://appshunter.io/developer/1057765652) |

## What reviewers say

### Retro Parsec

[App page](https://appshunter.io/ios/app/retro-parsec/id1059891563)

Experience a classic 1980s space shooter re-imagined with retro graphics and sound. Pilot your starship, defend against alien fighters and cruisers, and navigate treacherous asteroid belts and refuelling tunnels. Test your skills and strategy in this thrilling one-player adventure.

**Highlights:** Retro 80s graphics and sound, Defend against alien fighters and cruisers, Navigate asteroid belts and refuelling tunnels, Synthesised speech warnings, Multiple speed control options, Increasing difficulty levels

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

**In-app purchases:** none


### Evil Ducks Castle

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

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

**In-app purchases:** none


## Frequently asked questions

### Is Retro Parsec free?

Retro Parsec costs $0.99, with no in-app purchases.

### Is Evil Ducks Castle free?

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

### Do Retro Parsec or Evil Ducks Castle have ads?

Neither Retro Parsec nor Evil Ducks Castle shows ads.

### Which is updated more often, Retro Parsec or Evil Ducks Castle?

Retro Parsec ships an update every 25 months, and Evil Ducks Castle every 37 months. Most recently, Retro Parsec was updated on October 21, 2026 and Evil Ducks Castle on October 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.*