# Cave Driller vs Build Up City

The clearest difference is in-app purchases: Build Up City at none against Cave Driller's 10. Build Up City also leads on update cadence (every 10 days vs every 3 weeks). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Cave Driller sells 10 one-off in-app purchases. Build Up City asks for nothing beyond the download.

Cave Driller ships an update every 3 weeks, Build Up City every 10 days. The most recent releases landed on November 11, 2026 and November 7, 2026 respectively.

## The numbers

| Metric | Cave Driller | Build Up City |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/cave-driller/id1494815067/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | Yes |
| Update frequency | Every 3 weeks | **Every 10 days** |
| Monetization | Free with in-app purchases | — |
| Size | 38 MB | 169 MB |
| Requires iOS | 15.6 | **14.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [MOBIRIX](https://appshunter.io/developer/349276666) | [DK Bilgi Teknolojileri](https://appshunter.io/developer/1510149782) |

## What reviewers say

### Cave Driller

[App page](https://appshunter.io/ios/app/cave-driller/id1494815067)

An idle simulation game where units automatically mine and expand mines, even when offline. Hire managers with special abilities and explore other planets to discover unique minerals. Upgrade equipment and units to achieve a billionaire dream.

**Highlights:** Automatic mine excavation and mineral mining, Explore and develop planets, Mine 23 types of minerals, Upgrade digging and mining equipment, Manager system for mine operation, Resource conversion system, Surprise missions and bonuses

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

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| ruby 900 | $2.99 | one-time |
| Beginner Bonus Box Package | $4.99 | one-time |
| ruby 1,500 | $4.99 | one-time |
| Start Package | $9.99 | one-time |
| Premium Bonus Box Package | $9.99 | one-time |
| ruby 3,300 | $9.99 | one-time |
| ruby 10,800 | $29.99 | one-time |
| ruby 19,500 | $49.99 | one-time |
| Master Package | $99.99 | one-time |
| ruby 45,000 | $99.99 | one-time |


### Build Up City

[App page](https://appshunter.io/ios/app/build-up-city/id1673758921)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Cave Driller free?

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

### Is Build Up City free?

Build Up City is free to download, with no in-app purchases.

### Do Cave Driller or Build Up City have ads?

Both Cave Driller and Build Up City show ads.

### Which is updated more often, Cave Driller or Build Up City?

Cave Driller ships an update every 3 weeks, and Build Up City every 10 days. Most recently, Cave Driller was updated on November 11, 2026 and Build Up City on November 7, 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.*