# STAR FIGHTER ZERO vs Jo

The clearest difference is ads: STAR FIGHTER ZERO at none against Jo's shown. Jo's advantage is update cadence (every 11 days vs every 24 months). On price, in-app purchases, device support and iOS requirement there is nothing between them.

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

STAR FIGHTER ZERO ships an update every 24 months, Jo every 11 days. The most recent releases landed on October 26, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | STAR FIGHTER ZERO | Jo |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 24 months | **Every 11 days** |
| Size | 32 MB | 129 MB |
| Requires iOS | 13.0 | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Yoshihiro Saisho](https://appshunter.io/developer/1137630981) | [Seima Nakamoto](https://appshunter.io/developer/1780059847) |

## What reviewers say

### STAR FIGHTER ZERO

[App page](https://appshunter.io/ios/app/star-fighter-zero/id1294212069)

**Features:** macOS Compatibility

**In-app purchases:** none


### Jo

[App page](https://appshunter.io/ios/app/jo-mon-shooting/id6739760544)

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

**In-app purchases:** none


## Frequently asked questions

### Is STAR FIGHTER ZERO free?

STAR FIGHTER ZERO is free to download, with no in-app purchases.

### Is Jo free?

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

### Do STAR FIGHTER ZERO or Jo have ads?

Jo shows ads; STAR FIGHTER ZERO does not.

### Which is updated more often, STAR FIGHTER ZERO or Jo?

STAR FIGHTER ZERO ships an update every 24 months, and Jo every 11 days. Most recently, STAR FIGHTER ZERO was updated on October 26, 2026 and Jo 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.*