# The Doctor 3D! vs Master Builder Crane

The clearest difference is in-app purchases: The Doctor 3D! at none against Master Builder Crane's 1. The Doctor 3D! also leads on iOS requirement (13.0 vs 15.0). Master Builder Crane's advantage is ads (none vs shown). On price, update cadence and device support there is nothing between them.

Both are free to download. Master Builder Crane sells 1 one-off in-app purchase. The Doctor 3D! asks for nothing beyond the download.

The Doctor 3D! ships an update every 2 months, Master Builder Crane monthly. The most recent releases landed on September 14, 2026 and October 15, 2026 respectively.

## The numbers

| Metric | The Doctor 3D! | Master Builder Crane |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[1.0 (1 ratings)](https://appshunter.io/ios/app/the-doctor-3d/id6444757574/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 91.7% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 2 months | **Monthly** |
| Monetization | Ad-supported | — |
| Size | 246 MB | 129 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 12+ | 4+ |
| Developer | [建涛 钟](https://appshunter.io/developer/1516809739) | [Gevorg Sukiasyan](https://appshunter.io/developer/1776114060) |

## What reviewers say

### The Doctor 3D!

[App page](https://appshunter.io/ios/app/the-doctor-3d/id6444757574)

Embark on a medical career in a bustling hospital. Diagnose and treat patients across various departments, from X-rays to dentistry, and manage a busy pharmacy. Engage in creative interactions to help cure your patients.

**Highlights:** Hospital simulation gameplay, Multiple medical departments, Patient diagnosis and treatment, Pharmacy management, Ambulance car scenarios, Creative patient interactions

**Features:** macOS Compatibility

**In-app purchases:** none


### Master Builder Crane

[App page](https://appshunter.io/ios/app/master-builder-crane/id6759903321)

**Features:** macOS Compatibility, Family Sharing

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Full Version | $1.99 | one-time |


## Frequently asked questions

### Is The Doctor 3D! free?

The Doctor 3D! is free to download, with no in-app purchases.

### Is Master Builder Crane free?

Master Builder Crane is free to download, with in-app purchases available.

### Do The Doctor 3D! or Master Builder Crane have ads?

The Doctor 3D! shows ads; Master Builder Crane does not.

### Which is updated more often, The Doctor 3D! or Master Builder Crane?

The Doctor 3D! ships an update every 2 months, and Master Builder Crane monthly. Most recently, The Doctor 3D! was updated on September 14, 2026 and Master Builder Crane on October 15, 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.*