Gamma Calculator: An App for Radiation Source Calculations

Gamma Calculator is a free Android app developed by Devraj Jha, falling under the Utilities & Tools category. This app is designed to calculate exposure time, decay, geometric unsharpness, distance, and decay chart for one year for Iridium-192, Selenium-75, and Cobalt-60 sources made of steel, concrete, tungsten, or lead. The app also displays the R-Factor and Pipe Schedule and can convert the decay chart into a PDF format.

With Gamma Calculator, users can easily and quickly calculate radiation source parameters without the need for complex calculations. The app's interface is user-friendly and straightforward, making it easy for users to navigate through the different features. Gamma Calculator is an excellent tool for those working in the radiation industry or those who need to calculate radiation source parameters. Download Gamma Calculator today and experience its features!

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App specs

  • License

    Free

  • Version

    1.4.2
  • Latest update

  • Platform

    Android

  • OS

    Android 13.0

  • Language

    English

    Available languages

    • English
    • French
  • Downloads

    177

    Last month's downloads

    • 5
  • Size

    8.60 MB

  • Developer

  • Download Options

    APK, Google Play

  • Filename

    gammaray.devraj.gammaraycalc_1.4.2.xapk

Program available in other languages



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Laws concerning the use of this software vary from country to country. We do not encourage or condone the use of this program if it is in violation of these laws.
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Is Gamma CalCulator safe?

100/100

Score result: Clean

This file passed a comprehensive security scan using VirusTotal technology. It is safe to download.

  • Virus free
  • Spyware free
  • Malware free
  • Verified by Security Partners

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Scan Info

Last scan
Saturday, November 1, 2025
Scan provider
VirusTotal · Full report

File Integrity

File
gammaray.devraj.gammaraycalc_1.4.2.xapk
SHA256
e7239596e39edfb6401289ea6c50158e3f207a5804a2e0705f1de6a80ebe0018
SHA1
04ff7dbec99a161e8dc2bce9f83780d454f1f6ca

Softonic security commitment

Gamma CalCulator has been thoroughly scanned by our advanced security systems and verified by industry-leading partners. This file comes from the official developer and has passed all our security checks, showing no signs of viruses, malware, or spyware. For more information, visit our Security and Trust Center