# dotKid vs mNNJ

The clearest difference is iOS requirement: dotKid at 12.0 against mNNJ's 26.2. On price, update cadence, 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.

dotKid ships an update every 2 weeks, mNNJ every 11 days. The most recent releases landed on September 9, 2026 and September 6, 2026 respectively.

## The numbers

| Metric | dotKid | mNNJ |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 weeks | **Every 11 days** |
| Monetization | Free | — |
| Size | 11 MB | 6 MB |
| Requires iOS | **12.0** | 26.2 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 17+ | 12+ |
| Developer | [Charles van Lennep](https://appshunter.io/developer/1538447907) | [Nesarajah Solutions](https://appshunter.io/developer/1866294603) |

## What reviewers say

### dotKid

[App page](https://appshunter.io/ios/app/dotkid/id1538447905)

This medical app provides essential tools for training and teaching in paediatric and neonatal care. It offers various calculators and exportable logs to support safer delivery practices.

**Highlights:** APLS/NLS exportable logs, Centile calculators and graphs, Neonatal jaundice calculators, Paediatric hypertension calculator, Fluids requirement calculators

**Features:** macOS Compatibility

**In-app purchases:** none


### mNNJ

[App page](https://appshunter.io/ios/app/mnnj/id6758011336)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is dotKid free?

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

### Is mNNJ free?

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

### Do dotKid or mNNJ have ads?

Neither dotKid nor mNNJ shows ads.

### Which is updated more often, dotKid or mNNJ?

dotKid ships an update every 2 weeks, and mNNJ every 11 days. Most recently, dotKid was updated on September 9, 2026 and mNNJ on September 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.*