# Smart Radon vs North Monastery

The clearest difference is ads: Smart Radon at none against North Monastery's shown. Smart Radon also leads on update cadence (fortnightly vs every 19 months) and iOS requirement (9.0 vs 14.0). On price, 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.

Smart Radon ships an update fortnightly, North Monastery every 19 months. The most recent releases landed on October 20, 2026 and October 4, 2026 respectively.

## The numbers

| Metric | Smart Radon | North Monastery |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | **Fortnightly** | Every 19 months |
| Size | 38 MB | 40 MB |
| Requires iOS | **9.0** | 14.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Elysian Software](https://appshunter.io/developer/1361575836) | [North Monastery Secondary School](https://appshunter.io/developer/1527758349) |

## What reviewers say

### Smart Radon

[App page](https://appshunter.io/ios/app/smart-radon/id1361575838)

**Features:** macOS Compatibility

**In-app purchases:** none


### North Monastery

[App page](https://appshunter.io/ios/app/north-monastery/id1527758347)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Smart Radon free?

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

### Is North Monastery free?

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

### Do Smart Radon or North Monastery have ads?

North Monastery shows ads; Smart Radon does not.

### Which is updated more often, Smart Radon or North Monastery?

Smart Radon ships an update fortnightly, and North Monastery every 19 months. Most recently, Smart Radon was updated on October 20, 2026 and North Monastery on October 4, 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.*