# 石臼2 vs 素晴らしい穴

The clearest difference is in-app purchases: 石臼2 at none against 素晴らしい穴's 3. 石臼2 also leads on device support (3 vs 1) and iOS requirement (15.6 vs 17.0). 素晴らしい穴's advantage is update cadence (every 2 weeks vs every 2 months). On price and ads there is nothing between them.

Both are free to download. 素晴らしい穴 sells 3 one-off in-app purchases. 石臼2 asks for nothing beyond the download.

石臼2 ships an update every 2 months, 素晴らしい穴 every 2 weeks. The most recent releases landed on October 31, 2026 and November 8, 2026 respectively.

## The numbers

| Metric | 石臼2 | 素晴らしい穴 |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 85.7% of reviews |
| In-app purchases | **No** | Yes |
| Ads | Yes | Yes |
| Update frequency | Every 2 months | **Every 2 weeks** |
| Monetization | — | Free with in-app purchases |
| Size | 72 MB | 55 MB |
| Requires iOS | **15.6** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 9+ |
| Developer | [Hirokazu Oshimo](https://appshunter.io/developer/1627742277) | [Masamichi Nakada](https://appshunter.io/developer/1616494891) |

## What reviewers say

### 石臼2

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

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

**In-app purchases:** none


### 素晴らしい穴

[App page](https://appshunter.io/ios/app/id6811329701)

Dig deep into a mountain to find hidden treasures using simple touch controls. Upgrade your tools and explore vast underground layers, but be careful not to lose your loot if you get caught. Enjoy an original soundtrack and save your progress locally.

**Highlights:** Vast mountain to dig (2,000 x 4,000 squares), Deepest point 3,959m, Discover caves, ore veins, groundwater, lava, Upgrade tools and equipment, Original soundtrack with 19 songs, Simple one-finger controls

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 広告なし | $3.99 | one-time |
| 売値２倍 | $5.99 | one-time |
| 広告なし＋売値2倍 | $9.99 | one-time |


## Frequently asked questions

### Is 石臼2 free?

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

### Is 素晴らしい穴 free?

素晴らしい穴 is free to download, with in-app purchases available.

### Do 石臼2 or 素晴らしい穴 have ads?

Both 石臼2 and 素晴らしい穴 show ads.

### Which is updated more often, 石臼2 or 素晴らしい穴?

石臼2 ships an update every 2 months, and 素晴らしい穴 every 2 weeks. Most recently, 石臼2 was updated on October 31, 2026 and 素晴らしい穴 on November 8, 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.*