# Oil Drilling 3D vs Deep Corp

The clearest difference is in-app purchases: Oil Drilling 3D at none against Deep Corp's 1. Oil Drilling 3D also leads on ads (none vs shown) and rating (4.2 vs 3.8). Deep Corp's advantage is ratings volume (224 vs 5). On price and device support there is nothing between them.

Both are free to download. Deep Corp sells 1 in-app purchase, starting at $9.99 per month. Oil Drilling 3D asks for nothing beyond the download.

Oil Drilling 3D holds the better App Store score, 4.2 against 3.8. That said, the two scores are not equally well evidenced: Deep Corp has 224 ratings behind it against 5, so its average is the more settled of the two.

Oil Drilling 3D ships an update daily, Deep Corp every 2 months. The most recent releases landed on November 3, 2026 and November 1, 2026 respectively.

## The numbers

| Metric | Oil Drilling 3D | Deep Corp |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.2 (5 ratings)](https://appshunter.io/ios/app/oil-drilling-3d/id1566737783/reviews)** | [3.8 (224 ratings)](https://appshunter.io/ios/app/deep-corp-mining-strategy/id6791939384/reviews) |
| Number of ratings | 5 | **224** |
| Positive reviews | — | 35.9% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | **Daily** | Every 2 months |
| Monetization | **Free** | Free with in-app purchases |
| Size | 226 MB | 740 MB |
| Requires iOS | **11.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Tasawar Ahmad](https://appshunter.io/developer/1446981296) | [AI Games FZ](https://appshunter.io/developer/1478916023) |

## What reviewers say

### Oil Drilling 3D

[App page](https://appshunter.io/ios/app/oil-drilling-3d/id1566737783)

Engage in a simple yet challenging oil mining simulation. Tap to drill deep underground, managing fuel and drill temperature to maximize coin earnings and upgrade your equipment for deeper exploration.

**Highlights:** Simple tap-to-drill gameplay, Manage fuel and drill temperature, Upgrade drill and heating system, Multiple layers and mining locations, Stunning graphics, Time-killing patience builder

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

**In-app purchases:** none


### Deep Corp

[App page](https://appshunter.io/ios/app/deep-corp-mining-strategy/id6791939384)

Manage a mining company and govern a frontier town in the Wild West. Dig for resources, build production chains, and restore devastated towns by fulfilling orders. Develop industries and create efficient transport networks to become an industrial tycoon.

**Highlights:** Mining and resource extraction, Logistics and transport network building, Production chain development, Town restoration and governance, Wild West economic simulation, Worker and mine management

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $9.99 | per month |


## Frequently asked questions

### Is Oil Drilling 3D free?

Oil Drilling 3D is free to download, with no in-app purchases.

### Is Deep Corp free?

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

### Which has better reviews, Oil Drilling 3D or Deep Corp?

Oil Drilling 3D is rated higher. Oil Drilling 3D averages 4.2 out of 5 from 5 ratings, while Deep Corp averages 3.8 from 224 ratings.

### Do Oil Drilling 3D or Deep Corp have ads?

Deep Corp shows ads; Oil Drilling 3D does not.

### Which is updated more often, Oil Drilling 3D or Deep Corp?

Oil Drilling 3D ships an update daily, and Deep Corp every 2 months. Most recently, Oil Drilling 3D was updated on November 3, 2026 and Deep Corp on November 1, 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.*