# Shape Havoc vs Knife

The clearest difference is update cadence: Knife at every 3 weeks against Shape Havoc's every 2 months. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Shape Havoc ships an update every 2 months, Knife every 3 weeks. The most recent releases landed on October 15, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | Shape Havoc | Knife |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | Yes | Yes |
| Update frequency | Every 2 months | **Every 3 weeks** |
| Size | 47 MB | 88 MB |
| Requires iOS | 15.0 | **14.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Muslum Ucar](https://appshunter.io/developer/1797280642) | [Myeong Su Seon](https://appshunter.io/developer/1714772732) |

## What reviewers say

### Shape Havoc

[App page](https://appshunter.io/ios/app/shape-havoc-reflex-master/id6754763170)

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

**In-app purchases:** none


### Knife

[App page](https://appshunter.io/ios/app/knife-crash/id6754973459)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Shape Havoc free?

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

### Is Knife free?

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

### Do Shape Havoc or Knife have ads?

Both Shape Havoc and Knife show ads.

### Which is updated more often, Shape Havoc or Knife?

Shape Havoc ships an update every 2 months, and Knife every 3 weeks. Most recently, Shape Havoc was updated on October 15, 2026 and Knife on October 28, 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.*