# Derm Ko vs CND Express

The clearest difference is iOS requirement: Derm Ko at 10.0 against CND Express's 15.6. On price, update cadence, ads and in-app purchases there is nothing between them.

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

Both ship on a similar rhythm, roughly every 2 weeks. The most recent releases landed on September 7, 2026 and September 21, 2026 respectively.

## The numbers

| Metric | Derm Ko | CND Express |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 weeks | Every 2 weeks |
| Size | 63 MB | 61 MB |
| Requires iOS | **10.0** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 17+ |
| Developer | [Theom Buntheoun](https://appshunter.io/developer/1477603956) | [Ros Sovantha](https://appshunter.io/developer/1536075656) |

## What reviewers say

### Derm Ko

[App page](https://appshunter.io/ios/app/derm-ko/id6449586967)

**Features:** macOS Compatibility

**In-app purchases:** none


### CND Express

[App page](https://appshunter.io/ios/app/cnd-express/id6462828465)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Derm Ko free?

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

### Is CND Express free?

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

### Do Derm Ko or CND Express have ads?

Neither Derm Ko nor CND Express shows ads.

### Which is updated more often, Derm Ko or CND Express?

Derm Ko ships an update every 2 weeks, and CND Express every 2 weeks. Most recently, Derm Ko was updated on September 7, 2026 and CND Express on September 21, 2026.

---

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