# Royal lab vs DdongDal

The clearest difference is ads: Royal lab at none against DdongDal's shown. DdongDal's advantage is update cadence (monthly vs every 12 months). On price, in-app purchases, device support and iOS requirement there is nothing between them.

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

Royal lab ships an update every 12 months, DdongDal monthly. The most recent releases landed on October 2, 2026 and October 11, 2026 respectively.

## The numbers

| Metric | Royal lab | DdongDal |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/royal-lab/id1355496014/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 12 months | **Monthly** |
| Monetization | Free | — |
| Size | 48 MB | 43 MB |
| Requires iOS | 14.0 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 12+ | 4+ |
| Developer | [Royal Lab](https://appshunter.io/developer/1355496013) | [HyeIn Kim](https://appshunter.io/developer/6792473249) |

## What reviewers say

### Royal lab

[App page](https://appshunter.io/ios/app/royal-lab/id1355496014)

This app provides advanced laboratory testing services with a focus on quality, accuracy, and timeliness. It utilizes cutting-edge technology and a fully automated system, supported by highly qualified medical staff to meet customer needs.

**Highlights:** Advanced technology and ISO 15189 compliance, Fully automated lab testing system, Qualified and competent medical staff, Accurate, precise, and timely results, 24/7 service availability, Focus on customer satisfaction and improvement

**Features:** macOS Compatibility

**In-app purchases:** none


### DdongDal

[App page](https://appshunter.io/ios/app/ddongdal/id6792473247)

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

**In-app purchases:** none


## Frequently asked questions

### Is Royal lab free?

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

### Is DdongDal free?

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

### Do Royal lab or DdongDal have ads?

DdongDal shows ads; Royal lab does not.

### Which is updated more often, Royal lab or DdongDal?

Royal lab ships an update every 12 months, and DdongDal monthly. Most recently, Royal lab was updated on October 2, 2026 and DdongDal on October 11, 2026.

---

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