# ICCR vs RadSafePro

The clearest difference is price: ICCR at Free against RadSafePro's $2.99. ICCR also leads on rating (5.0 vs 4.8). RadSafePro's advantage is update cadence (every 2 months vs every 33 months) and ratings volume (49 vs 2). On ads, in-app purchases and device support there is nothing between them.

ICCR is free to download; RadSafePro costs $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.

ICCR holds the better App Store score, 5.0 against 4.8. That said, the two scores are not equally well evidenced: RadSafePro has 49 ratings behind it against 2, so its average is the more settled of the two.

ICCR ships an update every 33 months, RadSafePro every 2 months. The most recent releases landed on October 13, 2026 and October 20, 2026 respectively.

## The numbers

| Metric | ICCR | RadSafePro |
| --- | --- | --- |
| Price | **Free** | $2.99 |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/iccr/id717358930/reviews)** | [4.8 (49 ratings)](https://appshunter.io/ios/app/radsafepro/id1150940327/reviews) |
| Number of ratings | 2 | **49** |
| Positive reviews | — | 75.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 33 months | **Every 2 months** |
| Monetization | **Free** | Paid |
| Size | 37 MB | 16 MB |
| Requires iOS | 15.6 | **11.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 12+ | 12+ |
| Developer | [ORAU](https://appshunter.io/developer/630626943) | [Mohamed Allabban](https://appshunter.io/developer/1150689391) |

## What reviewers say

### ICCR

[App page](https://appshunter.io/ios/app/iccr/id717358930)

This reference tool provides information on internal contamination with radionuclides and their medical countermeasures. It estimates reference concentrations in urine based on hypothetical patient scenarios and standard biokinetic models. The app is designed for professionals interested in radioactive material contamination and therapy.

**Highlights:** Radionuclide and medical countermeasure reference information, Hypothetical patient scenario assessments, Reference concentration estimation in urine, Save, edit, and share assessments, Information on internal contamination and therapy

**Features:** macOS Compatibility

**In-app purchases:** none


### RadSafePro

[App page](https://appshunter.io/ios/app/radsafepro/id1150940327)

Calculate radiation activity, estimate dose rates, and convert units with a comprehensive isotope database. Access detailed information and perform calculations with a specialized keyboard. Features include decay charts, shielding incorporation, and an inverse square law calculator.

**Highlights:** Isotope activity calculation, Decay chart visualization, Dose rate estimation, Shielding calculations, Radiation unit converter, Wikipedia integration, Calculator keyboard

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

**In-app purchases:** none


## Frequently asked questions

### Is ICCR free?

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

### Is RadSafePro free?

RadSafePro costs $2.99, with no in-app purchases.

### Which has better reviews, ICCR or RadSafePro?

ICCR is rated higher. ICCR averages 5.0 out of 5 from 2 ratings, while RadSafePro averages 4.8 from 49 ratings.

### Do ICCR or RadSafePro have ads?

Neither ICCR nor RadSafePro shows ads.

### Which is updated more often, ICCR or RadSafePro?

ICCR ships an update every 33 months, and RadSafePro every 2 months. Most recently, ICCR was updated on October 13, 2026 and RadSafePro on October 20, 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.*