# NNPHI vs NACHW UNITY

The clearest difference is iOS requirement: NACHW UNITY at 13.0 against NNPHI's 17.0. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

## The numbers

| Metric | NNPHI | NACHW UNITY |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 weeks | — |
| Size | 64 MB | 135 MB |
| Requires iOS | 17.0 | **13.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [National Network of Public Health Institutes](https://appshunter.io/developer/1357188009) | [Hubilo Softech Private Limited](https://appshunter.io/developer/1145031696) |

## What reviewers say

### NNPHI

[App page](https://appshunter.io/ios/app/nnphi/id1209175330)

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

**In-app purchases:** none


### NACHW UNITY

[App page](https://appshunter.io/ios/app/nachw-unity/id6453477889)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is NNPHI free?

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

### Is NACHW UNITY free?

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

### Do NNPHI or NACHW UNITY have ads?

Neither NNPHI nor NACHW UNITY shows ads.

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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.*