Apps Like Photon Calc for iPhone and iPad
Calculate energy and transmission
Displays cross sections for gamma/x-ray photons, fluorescence, and edge energies. It calculates transmission and attenuation for any energy. Information includes atomic number, mass, density, and energy values.
Photon Calc screenshots
Ranked alternatives
Showing 941–960 of 1,000 ranked alternatives.



Unit Converter All Categories
Vladislav Zhirnov
Convert units, calculate, and manage tasks
Convert units across 8 including length, weight, thermal resistance, and magnetism. Switch between metric and imperial systems. Save frequently used conversions. Export results as text or image.


Degrees Converter
Piet Jonas
Convert between Celsius and Fahrenheit.
The app converts between degrees Celsius and degrees Fahrenheit. It features a converter for any value, animated thermometer, and temperature-dependent colors.








CPA Test Prep 2021
Roxana Scurtu
Study accounting concepts with flashcards
Study accounting concepts with flashcards. Review pre-made cards or create custom ones. Save new questions locally on the device. Self-assess answers and track progress. Organize content for focused revision.



DDS iTool — Diamant DS
Frederic Blondiau
Calculate TFA and jet velocity instantly
Calculate TFA, pressure drop, jet impact velocity, and hydraulic horsepower using nozzle flow area, flow rate, bit size, and mud density. Support ISO and Imperial units. Provide IADC dull grading and fixed cutter bit classification information.




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