# PCDS vs iRefer

The clearest difference is in-app purchases: PCDS at none against iRefer's 1. iRefer's advantage is update cadence (every 6 weeks vs every 14 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. iRefer sells 1 in-app purchase, starting at $149.99 per year. PCDS asks for nothing beyond the download.

PCDS ships an update every 14 months, iRefer every 6 weeks. The most recent releases landed on September 21, 2026 and September 29, 2026 respectively.

## The numbers

| Metric | PCDS | iRefer |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 14 months | **Every 6 weeks** |
| Monetization | Free | — |
| Size | 83 MB | 34 MB |
| Requires iOS | **13.0** | 14.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 17+ |
| Developer | [Primary Care Dermatology Society](https://appshunter.io/developer/1733470173) | [The Royal College of Radiologists](https://appshunter.io/developer/1361218734) |

## What reviewers say

### PCDS

[App page](https://appshunter.io/ios/app/pcds/id6478600851)

This app offers educational resources and diagnostic tools for healthcare professionals managing dermatological issues. It aims to enhance knowledge and skills in skin condition diagnosis and treatment for primary care settings.

**Highlights:** Dermatology education resources, Skin diagnostic tools, Guidance on skin condition management, Resources for primary care settings, Networking opportunities

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

**In-app purchases:** none


### iRefer

[App page](https://appshunter.io/ios/app/irefer/id6550924402)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| iRefer Individual Plan | $149.99 | per year |


## Frequently asked questions

### Is PCDS free?

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

### Is iRefer free?

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

### Do PCDS or iRefer have ads?

Neither PCDS nor iRefer shows ads.

### Which is updated more often, PCDS or iRefer?

PCDS ships an update every 14 months, and iRefer every 6 weeks. Most recently, PCDS was updated on September 21, 2026 and iRefer on September 29, 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.*