# Central Line vs pDKA

The clearest difference is update cadence: pDKA at weekly against Central Line's monthly. Central Line's advantage is iOS requirement (12.2 vs 15.1). On price, rating, ratings volume and ads 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 Central Line against 5.0 for pDKA. Both are backed by a comparable volume of ratings — 3 and 2 respectively.

Central Line ships an update monthly, pDKA weekly. The most recent releases landed on October 6, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | Central Line | pDKA |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (3 ratings)](https://appshunter.io/ios/app/central-line/id1485875949/reviews) | [5.0 (2 ratings)](https://appshunter.io/ios/app/pdka/id1666266037/reviews) |
| Number of ratings | **3** | 2 |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Monthly | **Weekly** |
| Monetization | Free | Free |
| Size | 8 MB | 23 MB |
| Requires iOS | **12.2** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 12+ |
| Developer | [PHOENIX CHILDREN'S HOSPITAL, INC](https://appshunter.io/developer/1473967984) | [Satish Deopujari](https://appshunter.io/developer/1180072702) |

## What reviewers say

### 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


### pDKA

[App page](https://appshunter.io/ios/app/pdka/id1666266037)

This educational app provides information on pediatric diabetic ketoacidosis (DKA) based on BSPED (2021) guidelines. It helps users understand DKA in relation to a child's severity, age, and weight.

**Highlights:** Pediatric DKA education, Severity, age, and weight correlation, Based on BSPED (2021) guidelines, Informative medical content

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

**In-app purchases:** none


## Frequently asked questions

### Is Central Line free?

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

### Is pDKA free?

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

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

Central Line and pDKA are both rated 5.0 out of 5 on the App Store, from 3 and 2 ratings respectively.

### Do Central Line or pDKA have ads?

Neither Central Line nor pDKA shows ads.

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

Central Line ships an update monthly, and pDKA weekly. Most recently, Central Line was updated on October 6, 2026 and pDKA on October 10, 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.*