# Drilloot vs 石臼2

The clearest difference is in-app purchases: 石臼2 at none against Drilloot's 3. Drilloot's advantage is update cadence (monthly vs every 2 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Drilloot sells 3 one-off in-app purchases. 石臼2 asks for nothing beyond the download.

Drilloot ships an update monthly, 石臼2 every 2 months. The most recent releases landed on October 24, 2026 and October 16, 2026 respectively.

## The numbers

| Metric | Drilloot | 石臼2 |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 60.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | Yes |
| Update frequency | **Monthly** | Every 2 months |
| Monetization | Free with in-app purchases | — |
| Size | 101 MB | 72 MB |
| Requires iOS | **14.0** | 15.6 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [SHOTA OHTSUKA](https://appshunter.io/developer/1893314876) | [Hirokazu Oshimo](https://appshunter.io/developer/1627742277) |

## What reviewers say

### Drilloot

[App page](https://appshunter.io/ios/app/drilloot/id6762194954)

Embark on a solo mining expedition on an alien planet, digging through diverse strata to collect resources and complete missions. Upgrade your equipment, discover ancient relics, and unlock permanent skills as you uncover the planet's secrets. Enjoy offline progression and a relaxing, one-handed gameplay experience.

**Highlights:** One-handed idle mining, Six distinct strata to explore, 40 survey quests, Gear upgrades, Relic system with refining and selling, Prestige and GP skills, Offline progression

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Relic Pass | $2.99 | one-time |
| Remove Ads | $2.99 | one-time |
| Speed Pass | $3.99 | one-time |


### 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 Drilloot free?

Drilloot is free to download, with in-app purchases available.

### Is 石臼2 free?

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

### Do Drilloot or 石臼2 have ads?

Both Drilloot and 石臼2 show ads.

### Which is updated more often, Drilloot or 石臼2?

Drilloot ships an update monthly, and 石臼2 every 2 months. Most recently, Drilloot was updated on October 24, 2026 and 石臼2 on October 16, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*