# Isotope Browser vs Fermilab

The clearest difference is rating: Isotope Browser at 4.8 against Fermilab's 2.0. Isotope Browser also leads on ratings volume (27 vs 1) and iOS requirement (11.0 vs 13.0). On price, ads, in-app purchases and monetization model there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Isotope Browser holds the better App Store score, 4.8 against 2.0. That said, the two scores are not equally well evidenced: Isotope Browser has 27 ratings behind it against 1, so its average is the more settled of the two.

## The numbers

| Metric | Isotope Browser | Fermilab |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (27 ratings)](https://appshunter.io/ios/app/isotope-browser/id943890538/reviews)** | [2.0 (1 ratings)](https://appshunter.io/ios/app/fermilab/id6670581051/reviews) |
| Number of ratings | **27** | 1 |
| Positive reviews | 82.6% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 weeks | — |
| Monetization | Free | Free |
| Size | 8 MB | 27 MB |
| Requires iOS | **11.0** | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [IAEA](https://appshunter.io/developer/535500126) | [Fermi National Accelerator Lab](https://appshunter.io/developer/1168168193) |

## What reviewers say

### Isotope Browser

[App page](https://appshunter.io/ios/app/isotope-browser/id943890538)

Access comprehensive nuclear data for over 4,000 nuclides and isomers. Explore interactive charts, filter by various criteria, and view detailed information for each nuclide. Data is sourced from reliable resources and available offline.

**Highlights:** Properties of over 4,000 nuclides and isomers, Interactive Chart of Nuclides, Periodic Table of Elements, Filter by half-life, decay mode, radiation type, and energy, Detailed nuclide information with web links, Offline access to embedded database

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

**In-app purchases:** none


### Fermilab

[App page](https://appshunter.io/ios/app/fermilab/id6670581051)

This app provides students, faculty, and staff with enhanced safety on campus. It integrates with safety systems to deliver important alerts and instant access to emergency resources.

**Highlights:** Emergency Contacts, General Site Information, Report a Concern, Employee Resources, Safety Notifications

**In-app purchases:** none


## Frequently asked questions

### Is Isotope Browser free?

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

### Is Fermilab free?

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

### Which has better reviews, Isotope Browser or Fermilab?

Isotope Browser is rated higher. Isotope Browser averages 4.8 out of 5 from 27 ratings, while Fermilab averages 2.0 from 1 ratings.

### Do Isotope Browser or Fermilab have ads?

Neither Isotope Browser nor Fermilab 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.*