# Castle Zombiestein vs Gravity Runner

The clearest difference is review sentiment: Gravity Runner at 100% against Castle Zombiestein's 39%. Gravity Runner also leads on rating (4.6 vs 2.9) and update cadence (every 4 days vs fortnightly). Castle Zombiestein's advantage is ratings volume (48 vs 15). On price, ads, in-app purchases and monetization model there is nothing between them.

Both are free to download. Castle Zombiestein sells 1 one-off in-app purchase and Gravity Runner sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

Gravity Runner holds the better App Store score, 4.6 against 2.9. Both are backed by a comparable volume of ratings — 48 and 15 respectively. Written reviews point the same way: 39% of Castle Zombiestein's written reviews are positive against 100% of Gravity Runner's.

Castle Zombiestein ships an update fortnightly, Gravity Runner every 4 days. The most recent releases landed on November 10, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | Castle Zombiestein | Gravity Runner |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.9 (48 ratings)](https://appshunter.io/ios/app/castle-zombiestein-3d-fps/id397179109/reviews) | **[4.6 (15 ratings)](https://appshunter.io/ios/app/gravity-runner/id1286785908/reviews)** |
| Number of ratings | **48** | 15 |
| Positive reviews | 39.1% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Fortnightly | **Every 4 days** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 62 MB | 57 MB |
| Requires iOS | 12.0 | **11.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 12+ | 9+ |
| Developer | [Omar Mody](https://appshunter.io/developer/297279263) | [Stewart Thomson](https://appshunter.io/developer/816337746) |

## What reviewers say

### Castle Zombiestein

[App page](https://appshunter.io/ios/app/castle-zombiestein-3d-fps/id397179109)

Embark on a perilous mission to rescue your brother from a zombie-infested fortress. Navigate treacherous corridors, battle the undead, and uncover hidden blueprints to prevent a global outbreak. This intense first-person shooter offers fast-paced action across numerous levels.

**Highlights:** 60 levels of fast-paced action, Maze-like fortress exploration, Intense 3D first-person shooter, Unlockable weapons and keys, Hidden routes for replayability, Fantastic sounds and music

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Get Guns, Ammo, and Health | $0.99 | one-time |


### Gravity Runner

[App page](https://appshunter.io/ios/app/gravity-runner/id1286785908)

Navigate a futuristic world by flipping gravity to dodge obstacles like walls, lasers, and enemies. Shoot targets to gain points and climb the leaderboards in this addictive endless runner.

**Highlights:** Gravity flipping mechanic, Obstacle avoidance, Enemy shooting for points, High score tracking, Leaderboard integration, Futuristic endless runner gameplay

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Support Developer | $0.99 | one-time |


## Frequently asked questions

### Is Castle Zombiestein free?

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

### Is Gravity Runner free?

Gravity Runner is free to download, with in-app purchases available.

### Which has better reviews, Castle Zombiestein or Gravity Runner?

Gravity Runner is rated higher. Castle Zombiestein averages 2.9 out of 5 from 48 ratings, while Gravity Runner averages 4.6 from 15 ratings.

### Do Castle Zombiestein or Gravity Runner have ads?

Neither Castle Zombiestein nor Gravity Runner shows ads.

### Which is updated more often, Castle Zombiestein or Gravity Runner?

Castle Zombiestein ships an update fortnightly, and Gravity Runner every 4 days. Most recently, Castle Zombiestein was updated on November 10, 2026 and Gravity Runner on November 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.*