# InterSpec Radiation Analysis vs DOE Triage

The clearest difference is update cadence: DOE Triage at every 5 weeks against InterSpec Radiation Analysis's every 11 months. On price, ads, 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.

InterSpec Radiation Analysis ships an update every 11 months, DOE Triage every 5 weeks. The most recent releases landed on September 13, 2026 and September 7, 2026 respectively.

## The numbers

| Metric | InterSpec Radiation Analysis | DOE Triage |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.2 (10 ratings)](https://appshunter.io/ios/app/interspec-radiation-analysis/id1447080767/reviews)** | — |
| Number of ratings | **10** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 11 months | **Every 5 weeks** |
| Monetization | Free | — |
| Size | 80 MB | 105 MB |
| Requires iOS | **11.0** | 12.2 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [William Johnson](https://appshunter.io/developer/1447080766) | [William Edwards](https://appshunter.io/developer/1595992618) |

## What reviewers say

### InterSpec Radiation Analysis

[App page](https://appshunter.io/ios/app/interspec-radiation-analysis/id1447080767)

Analyze nuclear radiation spectral data to identify nuclides, determine source activity, and calculate shielding. Supports various detector file formats and includes tools for dose rate calculations and nuclide decay information.

**Highlights:** Spectral nuclear radiation data analysis, Nuclide identification, Source activity determination, Shielding amount calculation, Spectral file format conversion, Dose rate calculations, Interactive nuclide decay information

**Features:** macOS Compatibility

**In-app purchases:** none


### DOE Triage

[App page](https://appshunter.io/ios/app/doe-triage/id6742207366)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is InterSpec Radiation Analysis free?

InterSpec Radiation Analysis is free to download, with no in-app purchases.

### Is DOE Triage free?

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

### Do InterSpec Radiation Analysis or DOE Triage have ads?

Neither InterSpec Radiation Analysis nor DOE Triage shows ads.

### Which is updated more often, InterSpec Radiation Analysis or DOE Triage?

InterSpec Radiation Analysis ships an update every 11 months, and DOE Triage every 5 weeks. Most recently, InterSpec Radiation Analysis was updated on September 13, 2026 and DOE Triage on September 7, 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.*