# Defend Your Castle vs RetroArch

The clearest difference is price: RetroArch at Free against Defend Your Castle's $0.99. RetroArch also leads on rating (4.3 vs 3.9) and ratings volume (1.9K vs 31). Defend Your Castle's advantage is iOS requirement (9.3 vs 12.0). On review sentiment, ads and in-app purchases there is nothing between them.

RetroArch is free to download; Defend Your Castle costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

RetroArch holds the better App Store score, 4.3 against 3.9. That said, the two scores are not equally well evidenced: RetroArch has 1.9K ratings behind it against 31, so its average is the more settled of the two. Written reviews complicate that: 76% of Defend Your Castle's written reviews are positive against 69% of RetroArch's, so the app with the better star average is not the one people write more warmly about.

Defend Your Castle ships an update every 3 weeks, RetroArch weekly. Both last shipped on November 6, 2026.

## The numbers

| Metric | Defend Your Castle | RetroArch |
| --- | --- | --- |
| Price | $0.99 | **Free** |
| Rating | [3.9 (31 ratings)](https://appshunter.io/ios/app/defend-your-castle/id311436961/reviews) | **[4.3 (1.9K ratings)](https://appshunter.io/ios/app/retroarch/id6499539433/reviews)** |
| Number of ratings | 31 | **1.9K** |
| Positive reviews | **76.3% of reviews** | 69.1% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Weekly** |
| Monetization | Paid | **Free** |
| Size | 69 MB | 652 MB |
| Requires iOS | **9.3** | 12.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod, Mac, Apple TV** |
| Age rating | 9+ | 9+ |
| Developer | [XGen Studios](https://appshunter.io/developer/311436964) | [Libretro](https://appshunter.io/developer/1209876090) |

## What reviewers say

### Defend Your Castle

[App page](https://appshunter.io/ios/app/defend-your-castle/id311436961)

Defend your castle from waves of crayon invaders by strategically upgrading defenses and deploying various troop types. Utilize powerful spells and unlock achievements as you face unlimited levels of challenging gameplay.

**Highlights:** Battle diverse enemy invaders, Upgrade castle defenses, Convert and assign soldiers, Cast powerful spells, Earn achievements, Unlimited levels

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

**In-app purchases:** none

**What reviewers like**

- 🚀 Addictive gameplay
- 👍 Charming and creative visuals
- 🕹️ Responsive touch controls
- 💰 Great value for money
- 🕹️ Faithful port of the original game

**What reviewers complain about**

- 🐛 Crashes and save issues
- 🔁 Repetitive gameplay at higher levels
- 🔍 Lack of new enemy types and spells
- 🔇 No option to play own music
- 🤕 Can be tiring on the fingers

**Reported bugs**

- Achievements not tracking correctly
- Saved games not loading properly
- Archers not functioning as expected

**Requested features**

- More enemy variety and difficulty scaling
- Ability to assign converted units to towers
- Endurance/endless mode
- Game Center integration for leaderboards and achievements
- Option to use original game graphics


### RetroArch

[App page](https://appshunter.io/ios/app/retroarch/id6499539433)

This application serves as a versatile frontend for emulators and game engines, supporting a vast array of systems through downloadable cores. It offers advanced features like netplay, save states, and customizable controls for an enhanced gaming experience.

**Highlights:** Supports numerous gaming systems via libretro cores, Netplay for multiplayer gaming, Save states and fast forward/rewind, Controller support and key remapping, Customizable shaders and overlays, RetroAchievements integration, AI translations for games

**Features:** Game Controller support

**In-app purchases:** none

**What reviewers like**

- 🚀 Smooth emulation performance
- 🎮 Wide range of supported systems
- 🕹️ Controller support
- 💯 Comprehensive emulation features
- 🔓 No ads or tracking

**What reviewers complain about**

- 🤯 Steep learning curve
- 🤖 Unintuitive user interface
- 🐛 Stability issues and crashes
- 🔌 Slow loading times
- 🤷‍♂️ Inconsistent core support

**Reported bugs**

- N64 games not loading textures properly
- Crashes when changing settings or cores
- Bios files not being recognized
- Inconsistent performance across devices
- Saved settings not persisting

**Requested features**

- Add support for PS2, GameCube, and 3DS emulation
- Improve iCloud/cloud storage integration
- Implement customizable button layouts
- Add a more user-friendly setup wizard
- Provide better documentation and tutorials


## Frequently asked questions

### Is Defend Your Castle free?

Defend Your Castle costs $0.99, with no in-app purchases.

### Is RetroArch free?

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

### Which has better reviews, Defend Your Castle or RetroArch?

RetroArch is rated higher. Defend Your Castle averages 3.9 out of 5 from 31 ratings, while RetroArch averages 4.3 from 1.9K ratings.

### Do Defend Your Castle or RetroArch have ads?

Neither Defend Your Castle nor RetroArch shows ads.

### Which is updated more often, Defend Your Castle or RetroArch?

Defend Your Castle ships an update every 3 weeks, and RetroArch weekly. Most recently, Defend Your Castle was updated on November 6, 2026 and RetroArch on November 6, 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.*