ProKalc 7.9.6.165 was available to download from the developer's website when we last checked. We cannot confirm if there is a free download of this software available. You can launch this PC software on Windows XP/Vista/7/8/10/11 32-bit.
We recommend checking the downloaded files with any free antivirus. The actual developer of the program is ShowMe Software. The most popular versions among the software users are 7.9 and 7.8. The program's installer is commonly called ProKalc.exe. The software lies within Office Tools, more precisely Calculators.
From the developer:
ProKalc is a full-featured scientific/financial calculator with scrolling tape. Using a point-and-click interface, you enter data for trig, exponential, scientific, and amortization
problems and get immediate answers, with your input reviewable on tape. You can print results to the Clipboard, a file, or a printer. Ten editable memory locations, online context-sensitive help, and pop-up work screens for complex calculations.
You may want to check out more software, such as ProCalc, WinConverter or WorldCalc, which might be related to ProKalc.