# Shirudo vs SNO Zero

The clearest difference is rating: SNO Zero at 3.5 against Shirudo's 3.0. Shirudo's advantage is device support (3 vs 1) and iOS requirement (12.0 vs 17.0). On price, ratings volume, update cadence and ads there is nothing between them.

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

SNO Zero holds the better App Store score, 3.5 against 3.0. Both are backed by a comparable volume of ratings — 2 and 2 respectively.

Both ship on a similar rhythm, roughly monthly. The most recent releases landed on October 6, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Shirudo | SNO Zero |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.0 (2 ratings)](https://appshunter.io/ios/app/shirudo/id1502834307/reviews) | **[3.5 (2 ratings)](https://appshunter.io/ios/app/sno-zero/id6459478106/reviews)** |
| Number of ratings | 2 | 2 |
| Positive reviews | — | 60.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Monthly | Monthly |
| Monetization | Free | Free |
| Size | 201 MB | 521 MB |
| Requires iOS | **12.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 12+ | 12+ |
| Developer | [SOKIEN by GREEN IT ADDICT](https://appshunter.io/developer/1026697785) | [BuchioGames](https://appshunter.io/developer/1032331543) |

## What reviewers say

### Shirudo

[App page](https://appshunter.io/ios/app/shirudo/id1502834307)

This cybersecurity game immerses users in a digital world to learn how to identify and counter cyber threats. It offers engaging missions to build awareness and ensure secure onboarding for organizations. Available in multiple languages, it's designed for decision-makers and users alike.

**Highlights:** Cybersecurity threat learning, Immersive game environment, Secure onboarding training, Multiple language support, Entry-level missions

**Features:** macOS Compatibility

**In-app purchases:** none


### SNO Zero

[App page](https://appshunter.io/ios/app/sno-zero/id6459478106)

Embark on a 2.5D adventure to solve a mystery on a snow planet, utilizing unique dimension-switching mechanics. Switch to 3D mode to overcome obstacles and uncover the truth behind a past war. This mini-story game offers a focused, engaging experience.

**Highlights:** 2.5D exploration, 3D physical action, Dimension switching mechanics, Mystery solving, Acquire new abilities, Mini-story campaign

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

**In-app purchases:** none


## Frequently asked questions

### Is Shirudo free?

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

### Is SNO Zero free?

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

### Which has better reviews, Shirudo or SNO Zero?

SNO Zero is rated higher. Shirudo averages 3.0 out of 5 from 2 ratings, while SNO Zero averages 3.5 from 2 ratings.

### Do Shirudo or SNO Zero have ads?

Neither Shirudo nor SNO Zero shows ads.

### Which is updated more often, Shirudo or SNO Zero?

Shirudo ships an update monthly, and SNO Zero monthly. Most recently, Shirudo was updated on October 6, 2026 and SNO Zero on October 24, 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.*