# RadonPRO vs RAD

The clearest difference is iOS requirement: RAD at 11.0 against RadonPRO's 15.6. On price, rating, ratings volume and update cadence 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 RadonPRO against 5.0 for RAD. Both are backed by a comparable volume of ratings — 1 and 2 respectively.

Both ship on a similar rhythm, roughly every 3 weeks. The most recent releases landed on September 18, 2026 and September 9, 2026 respectively.

## The numbers

| Metric | RadonPRO | RAD |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (1 ratings)](https://appshunter.io/ios/app/radonpro/id1157657879/reviews) | [5.0 (2 ratings)](https://appshunter.io/ios/app/rad-lab/id1567412980/reviews) |
| Number of ratings | 1 | **2** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 weeks | Every 3 weeks |
| Monetization | Free | Free |
| Size | 36 MB | 109 MB |
| Requires iOS | 15.6 | **11.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Gregory Enterprises](https://appshunter.io/developer/1157657878) | [femto-TECH, INC.](https://appshunter.io/developer/1498460992) |

## What reviewers say

### RadonPRO

[App page](https://appshunter.io/ios/app/radonpro/id1157657879)

Connect wirelessly to your RadonPRO monitor to start tests and download data without an internet connection. Generate automatic PDF reports for unlimited customer management in the cloud.

**Highlights:** Wireless connection to RadonPRO monitor, Start tests remotely, Download data wirelessly, Unlimited cloud reporting, Automatic PDF report generation, Customer management

**Features:** macOS Compatibility

**In-app purchases:** none


### RAD

[App page](https://appshunter.io/ios/app/rad-lab/id1567412980)

Connect to continuous radon monitoring devices to download and analyze radon data. Generate PDF reports directly from the app for easy sharing and record-keeping.

**Highlights:** Connect to femto-TECH CRM devices, Download radon monitoring data, Analyze collected data, Generate PDF reports, Data export functionality

**In-app purchases:** none


## Frequently asked questions

### Is RadonPRO free?

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

### Is RAD free?

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

### Which has better reviews, RadonPRO or RAD?

RadonPRO and RAD are both rated 5.0 out of 5 on the App Store, from 1 and 2 ratings respectively.

### Do RadonPRO or RAD have ads?

Neither RadonPRO nor RAD shows ads.

### Which is updated more often, RadonPRO or RAD?

RadonPRO ships an update every 3 weeks, and RAD every 3 weeks. Most recently, RadonPRO was updated on September 18, 2026 and RAD on September 9, 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.*