# ReactorN vs HPS 2026

The clearest difference is iOS requirement: HPS 2026 at 15.6 against ReactorN'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 | ReactorN | HPS 2026 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | — | Every 9 days |
| Size | 5 MB | 57 MB |
| Requires iOS | 17.0 | **15.6** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [TYH DANIEL MC LEAN](https://appshunter.io/developer/1883832348) | [HEALTH PHYSICS SOCIETY INC](https://appshunter.io/developer/1404529943) |

## What reviewers say

### ReactorN

[App page](https://appshunter.io/ios/app/reactorn/id6760489710)

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

**In-app purchases:** none


### HPS 2026

[App page](https://appshunter.io/ios/app/hps-2026/id6780986286)

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

**In-app purchases:** none


## Frequently asked questions

### Is ReactorN free?

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

### Is HPS 2026 free?

HPS 2026 is free to download, with no in-app purchases.

### Do ReactorN or HPS 2026 have ads?

Neither ReactorN nor HPS 2026 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.*