Precise Calculator 2.6.3

Accurate Calculator is a free open source scientific calculator for Windows that can work with variables, recognizes a variety of constants, supports a huge number of various units of measurement (from the SI system to ancient Roman and Old Russian), etc.

It is also possible to save frequently used formulas in the form of macros.

Program Features:

• arbitrary precision (from 1 to 9999999),
• complex numbers,
• fractions,
• lists, vectors, matrices,
• history (shortcuts ctrl +up, ctrl + down),
• calculator can write all results to a log file,
• commands if, goto, print, return,
• unlimited number of variables,
• frequently used formulas can be saved as macros,
• multilingualism.