# PKD App vs Focus on Undernutrition

The clearest difference is in-app purchases: PKD App at none against Focus on Undernutrition's 1. On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Focus on Undernutrition sells 1 one-off in-app purchase. PKD App asks for nothing beyond the download.

PKD App ships an update every 6 months, Focus on Undernutrition every 3 months. The most recent releases landed on October 14, 2026 and October 20, 2026 respectively.

## The numbers

| Metric | PKD App | Focus on Undernutrition |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/pkd-app/id6444050459/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 6 months | **Every 3 months** |
| Monetization | Free | — |
| Size | 30 MB | 104 MB |
| Requires iOS | **14.3** | 15.2 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 17+ | 4+ |
| Developer | [Expert Self Care Ltd](https://appshunter.io/developer/934979378) | [adaptiVLE Ltd.](https://appshunter.io/developer/1129257695) |

## What reviewers say

### PKD App

[App page](https://appshunter.io/ios/app/pkd-app/id6444050459)

This app provides essential information, practical tips, and support resources for individuals newly diagnosed with or in the early stages of autosomal dominant polycystic kidney disease (ADPKD). It serves as a centralized, accessible hub for credible health advice and links to further assistance.

**Highlights:** Credible ADPKD information, Health advice, Practical everyday tips, Links to further resources, Support network connections

**In-app purchases:** none


### Focus on Undernutrition

[App page](https://appshunter.io/ios/app/focus-on-undernutrition/id6739133521)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Menu Planning | $59.99 | one-time |


## Frequently asked questions

### Is PKD App free?

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

### Is Focus on Undernutrition free?

Focus on Undernutrition is free to download, with in-app purchases available.

### Do PKD App or Focus on Undernutrition have ads?

Neither PKD App nor Focus on Undernutrition shows ads.

### Which is updated more often, PKD App or Focus on Undernutrition?

PKD App ships an update every 6 months, and Focus on Undernutrition every 3 months. Most recently, PKD App was updated on October 14, 2026 and Focus on Undernutrition on October 20, 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.*