# StarsWorld vs Astro Shock Zero

The clearest difference is ads: StarsWorld at none against Astro Shock Zero's shown. StarsWorld also leads on iOS requirement (13.0 vs 15.1). Astro Shock Zero's advantage is update cadence (weekly vs every 11 months). On price, 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.

StarsWorld ships an update every 11 months, Astro Shock Zero weekly. The most recent releases landed on October 30, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | StarsWorld | Astro Shock Zero |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 11 months | **Weekly** |
| Size | 11 MB | 39 MB |
| Requires iOS | **13.0** | 15.1 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 9+ |
| Developer | [CHENGWEN WU](https://appshunter.io/developer/1558080152) | [Pena](https://appshunter.io/developer/1473707001) |

## What reviewers say

### StarsWorld

[App page](https://appshunter.io/ios/app/starsworld/id6754323406)

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

**In-app purchases:** none


### Astro Shock Zero

[App page](https://appshunter.io/ios/app/astro-shock-zero/id6763540957)

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

**In-app purchases:** none


## Frequently asked questions

### Is StarsWorld free?

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

### Is Astro Shock Zero free?

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

### Do StarsWorld or Astro Shock Zero have ads?

Astro Shock Zero shows ads; StarsWorld does not.

### Which is updated more often, StarsWorld or Astro Shock Zero?

StarsWorld ships an update every 11 months, and Astro Shock Zero weekly. Most recently, StarsWorld was updated on October 30, 2026 and Astro Shock Zero on October 25, 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.*