# Crazy John vs I.F.O!

The clearest difference is in-app purchases: I.F.O! at none against Crazy John's 1. Crazy John's advantage is ads (none vs shown) and iOS requirement (3.0 vs 13.0). On price, update cadence and device support there is nothing between them.

Both are free to download. Crazy John sells 1 one-off in-app purchase. I.F.O! asks for nothing beyond the download.

Crazy John ships an update every 4 weeks, I.F.O! every 6 weeks. The most recent releases landed on November 1, 2026 and October 27, 2026 respectively.

## The numbers

| Metric | Crazy John | I.F.O! |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.8 (127 ratings)](https://appshunter.io/ios/app/crazy-john/id395129761/reviews)** | — |
| Number of ratings | **127** | — |
| Positive reviews | 65.9% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | **No** | Yes |
| Update frequency | **Every 4 weeks** | Every 6 weeks |
| Monetization | Free with in-app purchases | — |
| Size | 27 MB | 103 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


### I.F.O!

[App page](https://appshunter.io/ios/app/ifo/id1507551387)

**In-app purchases:** none


## Frequently asked questions

### Is Crazy John free?

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

### Is I.F.O! free?

I.F.O! is free to download, with no in-app purchases.

### Do Crazy John or I.F.O! have ads?

I.F.O! shows ads; Crazy John does not.

### Which is updated more often, Crazy John or I.F.O!?

Crazy John ships an update every 4 weeks, and I.F.O! every 6 weeks. Most recently, Crazy John was updated on November 1, 2026 and I.F.O! on October 27, 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.*