If in your work you should always have a good scientific calculator on hand, then it is not a bad option to opt for this eCalc Calculator, as it is completely free and also available in English.
eCalc Calculator is equipped with everything that can be asked of a scientific calculator: Predefined functions stored in memory (which only have to modify the values to obtain a new result), find percentiles, square roots, trigonometric functions, resolution of equations, conversion between different numerical bases, etc.
In addition, the eCalc Calculator interface is very intuitive to use, so it is advisable for those users who have never used a scientific calculator before.
You can free download eCalc Calculator and safe install the latest trial or new full version for Windows 10 (x32, 64 bit, 86) from the official site.
Devices: Desktop PC, Laptop (ASUS, HP, DELL, Acer, Lenovo, MSI), Ultrabook
OS: Professional, Enterprise, Education, Home Edition, versions: 1507, 1511, 1607, 1703, 1709, 1803, 1809