# Can Knockout vs Ninja Star Shuriken

The clearest difference is review sentiment: Can Knockout at 100% against Ninja Star Shuriken's 53%. Can Knockout also leads on in-app purchases (none vs 6) and rating (4.8 vs 4.5). Ninja Star Shuriken's advantage is update cadence (every 4 months vs every 48 months) and ratings volume (64 vs 4). On price, ads and device support there is nothing between them.

Both are free to download. Ninja Star Shuriken sells 6 one-off in-app purchases. Can Knockout asks for nothing beyond the download.

Can Knockout holds the better App Store score, 4.8 against 4.5. That said, the two scores are not equally well evidenced: Ninja Star Shuriken has 64 ratings behind it against 4, so its average is the more settled of the two. Written reviews point the same way: 100% of Can Knockout's written reviews are positive against 53% of Ninja Star Shuriken's.

Can Knockout ships an update every 48 months, Ninja Star Shuriken every 4 months. The most recent releases landed on September 14, 2026 and September 21, 2026 respectively.

## The numbers

| Metric | Can Knockout | Ninja Star Shuriken |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (4 ratings)](https://appshunter.io/ios/app/can-knockout/id1165415884/reviews)** | [4.5 (64 ratings)](https://appshunter.io/ios/app/ninja-star-shuriken/id1457541268/reviews) |
| Number of ratings | 4 | **64** |
| Positive reviews | **100.0% of reviews** | 52.9% of reviews |
| In-app purchases | **No** | Yes |
| Ads | Yes | Yes |
| Update frequency | Every 48 months | **Every 4 months** |
| Monetization | **Ad-supported** | Free with in-app purchases |
| Size | 22 MB | 101 MB |
| Requires iOS | 15.0 | **12.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Andrey Negovskiy](https://appshunter.io/developer/975106069) | [MOBIRIX](https://appshunter.io/developer/349276666) |

## What reviewers say

### Can Knockout

[App page](https://appshunter.io/ios/app/can-knockout/id1165415884)

Engage in physics-based gameplay where you throw and explode objects to achieve high scores. Compete with friends and enjoy relaxing challenges in new settings. Regular updates bring new locations and special effects.

**Highlights:** Physics-based gameplay, Throwing and exploding mechanics, High score competition, Relaxing challenges, New locations and effects, Achievements

**Features:** macOS Compatibility

**In-app purchases:** none


### Ninja Star Shuriken

[App page](https://appshunter.io/ios/app/ninja-star-shuriken/id1457541268)

Engage in a physics-based throwing game where you launch shuriken to destroy diverse targets. Account for wind conditions and utilize special abilities to conquer challenging levels. Compete with friends or other players worldwide.

**Highlights:** Physics-based shuriken throwing, Diverse target destruction, Wind calculation mechanics, Bonus and Challenge modes, Multiplayer support, Achievements and Leaderboards

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

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Purchase 300 Dia | $2.99 | one-time |
| Purchase 500 Dia | $4.99 | one-time |
| Purchase 1,100 Dia | $9.99 | one-time |
| Purchase 3,600 Dia | $29.99 | one-time |
| Purchase 6,500 Dia | $49.99 | one-time |
| Purchase 15,000 Dia | $99.99 | one-time |


## Frequently asked questions

### Is Can Knockout free?

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

### Is Ninja Star Shuriken free?

Ninja Star Shuriken is free to download, with in-app purchases available.

### Which has better reviews, Can Knockout or Ninja Star Shuriken?

Can Knockout is rated higher. Can Knockout averages 4.8 out of 5 from 4 ratings, while Ninja Star Shuriken averages 4.5 from 64 ratings.

### Do Can Knockout or Ninja Star Shuriken have ads?

Both Can Knockout and Ninja Star Shuriken show ads.

### Which is updated more often, Can Knockout or Ninja Star Shuriken?

Can Knockout ships an update every 48 months, and Ninja Star Shuriken every 4 months. Most recently, Can Knockout was updated on September 14, 2026 and Ninja Star Shuriken on September 21, 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.*