Fox RT Guide vs Euler Gamma
Price, ratings, monetisation and update history for both apps, side by side â with what reviewers say about each.
Fox RT Guide
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Fox RT Guide is the essential companion app for NDT radiography professionals. Whether you work with Film, CR (Computed Radiography), or DR (Digital Radiography) systems, this app puts critical tools and references right in your pocket â on-site and beyond. EXPOSURE CALCULATOR ⢠Recommended mode: Enter material, thickness, and distance â get optimized kV, mA, and focal spot recommendations ⢠Manual mode: Calculate exposure times for X-Ray and isotope sources (Ir-192, Co-60, Se-75, Tm-170) ⢠Supports Film, CR, and DR detectors with ISO 17636-2 compliant geometric unsharpness (Ug) validation ⢠Save and reload up to 10 calculations STANDARDS REFERENCE ⢠Quick-access database of 15+ major NDT standards ⢠Covers ASME, ASTM, ISO, AWS, API, and ASNT codes ⢠Key requirements summary with direct links to official standards bodies TECHNIQUE CHARTS ⢠Material-specific exposure parameters for Carbon Steel, Stainless Steel, and Aluminum ⢠Charts for X-Ray, Ir-192, and Co-60 sources ⢠Separate data for Film (ISO 17636-1), CR, and DR (ISO 17636-2) DICOM / DICONDE IMAGE VIEWER ⢠Open DICOM and standard image files ⢠Window/Level adjustment, zoom, pan, rotate, and flip controls ⢠On-image measurement tool with mm/inch calibration ⢠Full DICOM tag browser with search IQI / PENETRAMETER GUIDE ⢠ASTM E1025 hole-type penetrameter lookup ⢠ISO 19232-1 Wire IQI (W1âW19) reference ⢠ISO 19232-5 Duplex Wire IQI (D1âD13) with SRb requirements SAFETY CALCULATOR ⢠Safe distance calculations for X-Ray and isotope sources ⢠Shielding requirements for lead, concrete, and steel ⢠ALARA guidelines and dose rate reference ADDITIONAL TOOLS ⢠Film Selection Guide â thickness-based film recommendations per ISO 11699-1 ⢠Density Guide â interactive density reference with acceptance ranges ⢠Geometric Unsharpness Calculator â Ug calculation with ISO 17636-2 quality ratings ⢠Defect Interpretation Guide â weld, casting, forging, and processing defects with acceptance criteria per ASME, AWS, API, and ISO codes ⢠Unit Converter â Length, Radioactivity, Dose, Pressure, Temperature, Film Density, and Distance ⢠Detector Performance â DQE, MTF tables, calibration procedures, and Film vs CR vs DR comparison RT QUIZ ⢠60 questions across 6 categories for ASNT Level I, II, and III certification preparation ⢠Categories: RT Fundamentals, Equipment & Setup, Image Quality, Standards & Codes, Safety, and Defect Interpretation ⢠Instant feedback with detailed explanations ⢠Score tracking with category breakdown Designed by Foxes, for NDT professionals. Š 2026 Mind Fox Software Solutions Pvt Ltd
Euler Gamma
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The all-in-one calculator suite for industrial gamma radiography professionals. Whether you're planning an exposure, calculating safety boundaries, or verifying ASME compliance â Euler Gamma delivers accurate results instantly, right from your pocket. Trusted by NDT technicians, RSOs, and radiography crews worldwide. WHAT YOU GET ⢠Decay Calculator â Activity remaining after any elapsed time for Ir-192, Se-75, and Co-60 ⢠Dose Rate Calculator â Inverse-square law with real-time results in mR/hr, ÂľSv/hr, and more ⢠Barricade Calculator â Safety boundary distances per NRC 10 CFR 20 guidelines ⢠HVL Shielding Calculator â Half-Value Layer attenuation for Steel, Lead, Concrete, and more ⢠Unsharpness Calculator â Geometric unsharpness (Ug) with ASME V Article 2 pass/fail checks ⢠Reference Data â Built-in gamma constants, material properties, and occupancy factors BUILT FOR THE FIELD ⢠Works offline â no internet required at the job site ⢠Clean, fast interface designed for one-handed use ⢠Supports both SI and US customary units ⢠Results you can screenshot and share instantly COMPLIANCE YOU CAN TRUST Physical constants validated against NIST, ICRP, and NRC publications. ASME Section V limits built-in. Know your numbers are right â every single time. Download Euler Gamma today and make every shot safer and more precise.
Screenshots
Verdict
The clearest difference is update cadence: Euler Gamma at every 9 days against Fox RT Guide's every 6 weeks. 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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
Fox RT Guide ships an update every 6 weeks, Euler Gamma every 9 days. Both last shipped on September 9, 2026.
| Parameter | Fox RT Guide | Euler Gamma |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 6 weeks | Every 9 days â better |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPad | iPhone, iPad |
| Requires iOS | 18.6 | 17.0 â better |
| Further details â not scored | ||
| Size | 3 MB | 14 MB |
| Age rating | 4+ | 4+ |
| Developer | Mind Fox Software Solutions Private Limited | éł ĺ˘ |
In-app purchases
Fox RT Guide
No in-app purchases
Euler Gamma
No in-app purchases
Questions
Is Fox RT Guide free?
Is Euler Gamma free?
Do Fox RT Guide or Euler Gamma have ads?
Which is updated more often, Fox RT Guide or Euler Gamma?
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