# NMH Guides vs iRefer

The clearest difference is in-app purchases: NMH Guides at none against iRefer's 1. NMH Guides also leads on iOS requirement (9.0 vs 14.0). iRefer's advantage is update cadence (every 6 weeks vs every 5 months). On price, ads and device support there is nothing between them.

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

NMH Guides ships an update every 5 months, iRefer every 6 weeks. The most recent releases landed on October 5, 2026 and September 29, 2026 respectively.

## The numbers

| Metric | NMH Guides | iRefer |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 5 months | **Every 6 weeks** |
| Size | 38 MB | 34 MB |
| Requires iOS | **9.0** | 14.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 17+ |
| Developer | [Medical EGuides](https://appshunter.io/developer/1133990851) | [The Royal College of Radiologists](https://appshunter.io/developer/1361218734) |

## What reviewers say

### NMH Guides

[App page](https://appshunter.io/ios/app/nmh-guides/id1364453495)

**Features:** macOS Compatibility

**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 NMH Guides free?

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

### Is iRefer free?

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

### Do NMH Guides or iRefer have ads?

Neither NMH Guides nor iRefer shows ads.

### Which is updated more often, NMH Guides or iRefer?

NMH Guides ships an update every 5 months, and iRefer every 6 weeks. Most recently, NMH Guides was updated on October 5, 2026 and iRefer on September 29, 2026.

---

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