# OpenRadiation vs Radiation Scan Pro

The clearest difference is review sentiment: Radiation Scan Pro at 52% against OpenRadiation's 0%. Radiation Scan Pro also leads on rating (3.2 vs 2.0) and ratings volume (16 vs 4). 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.

Radiation Scan Pro holds the better App Store score, 3.2 against 2.0. Both are backed by a comparable volume of ratings — 4 and 16 respectively. Written reviews point the same way: 0% of OpenRadiation's written reviews are positive against 52% of Radiation Scan Pro's.

Both ship on a similar rhythm, roughly every 3 months. The most recent releases landed on October 24, 2026 and October 27, 2026 respectively.

## The numbers

| Metric | OpenRadiation | Radiation Scan Pro |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.0 (4 ratings)](https://appshunter.io/ios/app/openradiation/id1246249831/reviews) | **[3.2 (16 ratings)](https://appshunter.io/ios/app/radiation-scan-pro/id1497887529/reviews)** |
| Number of ratings | 4 | **16** |
| Positive reviews | 0.0% of reviews | **51.9% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | Every 3 months |
| Monetization | Free | Free |
| Size | 57 MB | 62 MB |
| Requires iOS | 15.0 | **8.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [ASNR](https://appshunter.io/developer/1861431469) | [FFZ srl](https://appshunter.io/developer/533499912) |

## What reviewers say

### OpenRadiation

[App page](https://appshunter.io/ios/app/openradiation/id1246249831)

Measure ambient radioactivity levels and assess your exposure to ionizing radiation using a compatible sensor. Contribute to a citizen science project by sharing your measurements to build a collaborative database.

**Highlights:** Measure radioactivity levels, Assess radiation exposure, Contribute to citizen science, Collaborative data database, Share measurements, View data online

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

**In-app purchases:** none


### Radiation Scan Pro

[App page](https://appshunter.io/ios/app/radiation-scan-pro/id1497887529)

Check the nuclear radiation levels of your current location or any point of interest using a constantly updated database. View nuclear power plants on a map with real-time data and share your findings with superimposed radiation information on photos.

**Highlights:** Real-time radiation level checks, Searchable points of interest, Nuclear power plant map, Photo sharing with data overlay, Customizable meter skins and sounds

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

**In-app purchases:** none


## Frequently asked questions

### Is OpenRadiation free?

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

### Is Radiation Scan Pro free?

Radiation Scan Pro is free to download, with no in-app purchases.

### Which has better reviews, OpenRadiation or Radiation Scan Pro?

Radiation Scan Pro is rated higher. OpenRadiation averages 2.0 out of 5 from 4 ratings, while Radiation Scan Pro averages 3.2 from 16 ratings.

### Do OpenRadiation or Radiation Scan Pro have ads?

Neither OpenRadiation nor Radiation Scan Pro shows ads.

### Which is updated more often, OpenRadiation or Radiation Scan Pro?

OpenRadiation ships an update every 3 months, and Radiation Scan Pro every 3 months. Most recently, OpenRadiation was updated on October 24, 2026 and Radiation Scan Pro on October 27, 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.*