# Skeleton Run vs Castle Defender

The clearest difference is rating: Castle Defender at 5.0 against Skeleton Run's 3.0. Skeleton Run's advantage is in-app purchases (none vs 1) and ads (none vs shown). On price, ratings volume and device support there is nothing between them.

Both are free to download. Castle Defender sells 1 one-off in-app purchase. Skeleton Run asks for nothing beyond the download.

Castle Defender holds the better App Store score, 5.0 against 3.0. Both are backed by a comparable volume of ratings — 2 and 2 respectively.

Skeleton Run ships an update every 3 days, Castle Defender every 26 months. The most recent releases landed on October 22, 2026 and October 15, 2026 respectively.

## The numbers

| Metric | Skeleton Run | Castle Defender |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.0 (2 ratings)](https://appshunter.io/ios/app/skeleton-run/id1548163492/reviews) | **[5.0 (2 ratings)](https://appshunter.io/ios/app/castle-defender-machine-gun3d/id1580943009/reviews)** |
| Number of ratings | 2 | 2 |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | **Every 3 days** | Every 26 months |
| Monetization | **Free** | Free with in-app purchases |
| Size | 62 MB | 215 MB |
| Requires iOS | **11.0** | 15.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 9+ | 17+ |
| Developer | [Emre Yilmaz](https://appshunter.io/developer/1434732915) | [Maysalward UK](https://appshunter.io/developer/1241753360) |

## What reviewers say

### Skeleton Run

[App page](https://appshunter.io/ios/app/skeleton-run/id1548163492)

Navigate a challenging obstacle course, aiming to reach the finish line without losing too many bones. Careful movement is key to avoid destruction and preserve your skeletal structure.

**Highlights:** Obstacle avoidance gameplay, Bone loss mechanic, Reach the finish line, Challenging course navigation

**Features:** macOS Compatibility

**In-app purchases:** none


### Castle Defender

[App page](https://appshunter.io/ios/app/castle-defender-machine-gun3d/id1580943009)

Defend your town from relentless skeleton armies in this arcade shooting tower defense game. Upgrade weapons and defenses to survive increasing waves and defeat the undead boss. Shoot your way through the hordes to protect the city and its people.

**Highlights:** Wave-based skeleton defense, Weapon and defense upgrades, Boss battles, Arcade shooting gameplay, Town protection

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $3.99 | one-time |


## Frequently asked questions

### Is Skeleton Run free?

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

### Is Castle Defender free?

Castle Defender is free to download, with in-app purchases available.

### Which has better reviews, Skeleton Run or Castle Defender?

Castle Defender is rated higher. Skeleton Run averages 3.0 out of 5 from 2 ratings, while Castle Defender averages 5.0 from 2 ratings.

### Do Skeleton Run or Castle Defender have ads?

Castle Defender shows ads; Skeleton Run does not.

### Which is updated more often, Skeleton Run or Castle Defender?

Skeleton Run ships an update every 3 days, and Castle Defender every 26 months. Most recently, Skeleton Run was updated on October 22, 2026 and Castle Defender on October 15, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*