# Attack On Ghost vs 石臼2

The clearest difference is ads: Attack On Ghost at none against 石臼2's shown. Attack On Ghost also leads on update cadence (every 3 days vs every 2 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.

Attack On Ghost ships an update every 3 days, 石臼2 every 2 months. The most recent releases landed on October 22, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Attack On Ghost | 石臼2 |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | **Every 3 days** | Every 2 months |
| Monetization | Free | — |
| Size | 52 MB | 72 MB |
| Requires iOS | **14.0** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 12+ | 4+ |
| Developer | [kodai koga](https://appshunter.io/developer/1671422623) | [Hirokazu Oshimo](https://appshunter.io/developer/1627742277) |

## What reviewers say

### Attack On Ghost

[App page](https://appshunter.io/ios/app/attack-on-ghost/id1635556481)

Defeat ghosts to prevent enemies from occupying specific rooms for too long. Monitor cameras to detect incoming threats and use the right items to eliminate them before time runs out.

**Highlights:** Time-based victory condition, Room occupancy defeat condition, Surveillance camera monitoring, Item-based ghost elimination, Enemy respawn mechanic

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

**In-app purchases:** none


### 石臼2

[App page](https://appshunter.io/ios/app/2-ishiusu2/id6770004494)

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

**In-app purchases:** none


## Frequently asked questions

### Is Attack On Ghost free?

Attack On Ghost is free to download, with no in-app purchases.

### Is 石臼2 free?

石臼2 is free to download, with no in-app purchases.

### Do Attack On Ghost or 石臼2 have ads?

石臼2 shows ads; Attack On Ghost does not.

### Which is updated more often, Attack On Ghost or 石臼2?

Attack On Ghost ships an update every 3 days, and 石臼2 every 2 months. Most recently, Attack On Ghost was updated on October 22, 2026 and 石臼2 on October 31, 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.*