# CKD vs Central Line

The clearest difference is update cadence: Central Line at monthly against CKD's every 5 months. Central Line also leads on ratings volume (3 vs 1). On price, rating, 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.

On the App Store both sit at effectively the same score — 5.0 for CKD against 5.0 for Central Line. Both are backed by a comparable volume of ratings — 1 and 3 respectively.

CKD ships an update every 5 months, Central Line monthly. The most recent releases landed on October 8, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | CKD | Central Line |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (1 ratings)](https://appshunter.io/ios/app/ckd-screening/id1454016337/reviews) | [5.0 (3 ratings)](https://appshunter.io/ios/app/central-line/id1485875949/reviews) |
| Number of ratings | 1 | **3** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 months | **Monthly** |
| Monetization | Free | Free |
| Size | 48 MB | 8 MB |
| Requires iOS | 13.0 | **12.2** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 12+ | 17+ |
| Developer | [Island Peer Review Organization, Inc](https://appshunter.io/developer/986004719) | [PHOENIX CHILDREN'S HOSPITAL, INC](https://appshunter.io/developer/1473967984) |

## What reviewers say

### CKD

[App page](https://appshunter.io/ios/app/ckd-screening/id1454016337)

This app assists healthcare professionals in discussing new or potential Chronic Kidney Disease (CKD) diagnoses with patients. It provides guidance for navigating these sensitive conversations effectively.

**Highlights:** Patient conversation guidance, CKD diagnosis support, Clinician tool, Risk assessment assistance

**Features:** macOS Compatibility

**In-app purchases:** none


### Central Line

[App page](https://appshunter.io/ios/app/central-line/id1485875949)

This app helps families of children going home with a central line understand and safely manage their child's care. It facilitates communication with healthcare providers, identifies essential knowledge for home care, and builds confidence in managing potential issues.

**Highlights:** Facilitates family-healthcare team conversations, Identifies essential home care knowledge, Provides a safe space for questions, Cues families for teach-back demonstrations, Builds confidence in post-discharge care, Educates on signs of problems and responses

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is CKD free?

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

### Is Central Line free?

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

### Which has better reviews, CKD or Central Line?

CKD and Central Line are both rated 5.0 out of 5 on the App Store, from 1 and 3 ratings respectively.

### Do CKD or Central Line have ads?

Neither CKD nor Central Line shows ads.

### Which is updated more often, CKD or Central Line?

CKD ships an update every 5 months, and Central Line monthly. Most recently, CKD was updated on October 8, 2026 and Central Line on October 6, 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.*