# NSU MD vs KNOW Medicine

The clearest difference is in-app purchases: NSU MD at none against KNOW Medicine's 1. On price, update cadence, ads and device support there is nothing between them.

Both are free to download. KNOW Medicine sells 1 in-app purchase, starting at $17.99 per year. NSU MD asks for nothing beyond the download.

NSU MD ships an update every 4 months, KNOW Medicine every 2 months. The most recent releases landed on September 13, 2026 and September 17, 2026 respectively.

## The numbers

| Metric | NSU MD | KNOW Medicine |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (2 ratings)](https://appshunter.io/ios/app/know-medicine/id1663803825/reviews)** |
| Number of ratings | — | **2** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 2 months** |
| Monetization | — | Freemium |
| Size | 117 MB | 93 MB |
| Requires iOS | **15.0** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | +17 | 4+ |
| Developer | [Lecturio GmbH](https://appshunter.io/developer/667474928) | [KNOW Medicine](https://appshunter.io/developer/1663805417) |

## What reviewers say

### NSU MD

[App page](https://appshunter.io/ios/app/nsu-md/id1473943669)

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

**In-app purchases:** none


### KNOW Medicine

[App page](https://appshunter.io/ios/app/know-medicine/id1663803825)

This app provides a concise, expanded outline format for internal medicine practitioners on the wards. It focuses on essential high-yield knowledge, pathophysiology, treatment, and pharmacology for deeper understanding and retention. Subscription offers access to the entire collection with yearly updates.

**Highlights:** Expanded outline format, Organ system pathophysiology, Detailed treatment sections, Pharmacology focus, High-yield knowledge, Yearly updates, Website access

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Yearly Membership | $17.99 | per year |


## Frequently asked questions

### Is NSU MD free?

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

### Is KNOW Medicine free?

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

### Do NSU MD or KNOW Medicine have ads?

Neither NSU MD nor KNOW Medicine shows ads.

### Which is updated more often, NSU MD or KNOW Medicine?

NSU MD ships an update every 4 months, and KNOW Medicine every 2 months. Most recently, NSU MD was updated on September 13, 2026 and KNOW Medicine on September 17, 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.*