# The Doctor 3D! vs ZarSec

The clearest difference is update cadence: ZarSec at weekly against The Doctor 3D!'s every 2 months. ZarSec also leads on review sentiment (100% vs 92%). The Doctor 3D!'s advantage is monetization model (ad-supported vs free with in-app purchases). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

The Doctor 3D! ships an update every 2 months, ZarSec weekly. The most recent releases landed on November 12, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | The Doctor 3D! | ZarSec |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.0 (2 ratings)](https://appshunter.io/ios/app/the-doctor-3d/id6444757574/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 91.7% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | Yes | Yes |
| Update frequency | Every 2 months | **Weekly** |
| Monetization | **Ad-supported** | Free with in-app purchases |
| Size | 246 MB | 322 MB |
| Requires iOS | 13.0 | 13.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 12+ | 4+ |
| Developer | [建涛 钟](https://appshunter.io/developer/1516809739) | [晴 李](https://appshunter.io/developer/1858932558) |

## 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


### ZarSec

[App page](https://appshunter.io/ios/app/zarsec/id6756234512)

A calm, number-based puzzle game where you match identical dice to clear the board. Progress through increasingly complex layouts that require strategic thinking and pattern recognition. Enjoy a mindful, logic-driven experience without timers or hectic action.

**Highlights:** Number-based pair selection, Calm, strategic decision-making, Multiple board layouts, Minimal visual style, Fully playable offline, Progressive difficulty

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is The Doctor 3D! free?

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

### Is ZarSec free?

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

### Do The Doctor 3D! or ZarSec have ads?

Both The Doctor 3D! and ZarSec show ads.

### Which is updated more often, The Doctor 3D! or ZarSec?

The Doctor 3D! ships an update every 2 months, and ZarSec weekly. Most recently, The Doctor 3D! was updated on November 12, 2026 and ZarSec on October 30, 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.*