# Crazy John vs YUSEONG

The clearest difference is rating: YUSEONG at 5.0 against Crazy John's 3.8. YUSEONG also leads on review sentiment (100% vs 66%). Crazy John's advantage is ads (none vs shown) and ratings volume (127 vs 1). On price, in-app purchases, monetization model and device support there is nothing between them.

Both are free to download. Crazy John sells 1 one-off in-app purchase and YUSEONG sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

YUSEONG holds the better App Store score, 5.0 against 3.8. That said, the two scores are not equally well evidenced: Crazy John has 127 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 66% of Crazy John's written reviews are positive against 100% of YUSEONG's.

Crazy John ships an update every 4 weeks, YUSEONG every 2 months. The most recent releases landed on October 23, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | Crazy John | YUSEONG |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.8 (127 ratings)](https://appshunter.io/ios/app/crazy-john/id395129761/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/yuseong/id1457500694/reviews)** |
| Number of ratings | **127** | 1 |
| Positive reviews | 65.9% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | **Every 4 weeks** | Every 2 months |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 27 MB | 110 MB |
| Requires iOS | **3.0** | 13.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 17+ | 4+ |
| Developer | [Triniti Interactive Limited](https://appshunter.io/developer/328034860) | [gon lee](https://appshunter.io/developer/929736378) |

## What reviewers say

### Crazy John

[App page](https://appshunter.io/ios/app/crazy-john/id395129761)

Embark on a post-apocalyptic journey as a lone survivor fighting mutated zombies in underground tunnels. Upgrade weapons and stats, utilize power-ups, and battle bosses across eerie landscapes in a retro pixel art style.

**Highlights:** Creepy-cool pixel art style, Unlimited levels, Four eerie landscapes, Full weapon upgrade system, Full stat upgrade system, Awesome power-ups and vehicles, Crazy bosses

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Crazy John $450K Pack | $0.99 | one-time |

**What reviewers like**

- 🚀 Addictive gameplay
- 👍 Retro graphics
- 💡 Variety of weapons and upgrades
- 🚀 Smooth controls

**What reviewers complain about**

- 🐛 Money/coin bugs
- 🔁 Repetitive levels and missions
- 💰 Expensive in-app purchases
- 🐛 Compatibility issues with newer devices

**Reported bugs**

- Incorrect coin/money rewards
- Crashes and freezes on certain devices
- Unresponsive controls at times

**Requested features**

- More enemy types and boss battles
- Multiplayer and co-op modes
- Expanded level and mission variety
- Character customization options
- Difficulty settings


### YUSEONG

[App page](https://appshunter.io/ios/app/yuseong/id1457500694)

Pilot a space fighter to destroy incoming meteors and protect Earth. Engage in fast-paced combat with simple one-touch controls and strategic power-ups. Survive the endless meteor storm and see how long you can defend the planet.

**Highlights:** One-touch tap controls, Sequential bullet firing, Meteor color change mechanic, Protective shield power-up, Twin Shot skill activation, Gradual Earth recovery

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| ADS OFF | $1.99 | one-time |


## Frequently asked questions

### Is Crazy John free?

Crazy John is free to download, with in-app purchases available.

### Is YUSEONG free?

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

### Which has better reviews, Crazy John or YUSEONG?

YUSEONG is rated higher. Crazy John averages 3.8 out of 5 from 127 ratings, while YUSEONG averages 5.0 from 1 ratings.

### Do Crazy John or YUSEONG have ads?

YUSEONG shows ads; Crazy John does not.

### Which is updated more often, Crazy John or YUSEONG?

Crazy John ships an update every 4 weeks, and YUSEONG every 2 months. Most recently, Crazy John was updated on October 23, 2026 and YUSEONG on October 7, 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.*