Comparison

InterSpec Radiation Analysis vs Metalmark

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

InterSpec Radiation Analysis

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
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InterSpec assists in analyzing spectral nuclear radiation data, using a peak-based methodology. Common uses include identifying nuclides present, determining source activity, shielding amounts, source age, or other nuclear reactions present. InterSpec also provides a number of other tools useful for analyzing radiation data including spectral file format converting, dose rate calculations, interactive nuclide decay and reference information, gamma cross section calculations and references, and more. InterSpec can open data files from most common spectral radiation detectors (e.g., most NaI, HPGe, LaBr, CLYC, CsI, etc. based systems) and assist in their analysis.

About

Metalmark

Features
Read full description

Transform your indoor spaces with the Metalmark app, the ultimate companion to the award-winning Tatama air cleaning systems. Trusted by schools and businesses, Tatama delivers high-efficiency air cleaning and ensures a hassle-free experience with its patented self-renewing feature to achieve cleaner air quality, essential for creating a healthier indoor environment. Why Choose Tatama? ~ Indoor Environmental Insights: Effortlessly monitor PM levels, VOCs, CO2, formaldehyde, noise, temperature, humidity, and more in real time. ~ Seamless Connectivity: Easily link Tatama and sensor modules to the cloud to enable device management and data analytics. Ready to optimize your air? Dive into the Metalmark desktop app for complete control—maximize air cleaning benefits, minimize energy use, and breathe easier every day.

Screenshots

InterSpec Radiation Analysis4 screens
Metalmark4 screens

Verdict

The call

The clearest difference is update cadence: Metalmark at every 4 weeks against InterSpec Radiation Analysis's every 11 months. InterSpec Radiation Analysis's advantage is iOS requirement (11.0 vs 13.0). On price, ads, in-app purchases and device support there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

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

UpkeepUpdate frequency

InterSpec Radiation Analysis ships an update every 11 months, Metalmark every 4 weeks. The most recent releases landed on October 24, 2026 and October 25, 2026 respectively.

Scorecard2 real differences · 8 level
InterSpec Radiation Analysis versus Metalmark: the parameters behind the verdict, then further details
ParameterInterSpec Radiation AnalysisMetalmark
PriceFreeFree
Rating4.3 (12 ratings) — better—
Positive reviews100.0% of reviews—
Number of ratings12 — better—
Update frequencyEvery 11 monthsEvery 4 weeks — better
AdsNoNo
In-app purchasesNoNo
MonetizationFree—
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS11.0 — better13.0
Further details — not scored
Size80 MB33 MB
Age rating4+4+
DeveloperWilliam JohnsonMetalMark

In-app purchases

None

InterSpec Radiation Analysis

No in-app purchases

None

Metalmark

No in-app purchases

Questions

Is InterSpec Radiation Analysis free?
InterSpec Radiation Analysis is free to download, with no in-app purchases.
Is Metalmark free?
Metalmark is free to download, with no in-app purchases.
Do InterSpec Radiation Analysis or Metalmark have ads?
Neither InterSpec Radiation Analysis nor Metalmark shows ads.
Which is updated more often, InterSpec Radiation Analysis or Metalmark?
InterSpec Radiation Analysis ships an update every 11 months, and Metalmark every 4 weeks. Most recently, InterSpec Radiation Analysis was updated on October 24, 2026 and Metalmark on October 25, 2026.

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