Tk-Yupana
Tk-Yupana Re 0.5.4 for Windows
Kunturweb
Tcl-based Incan Abacus emulator
Tk-Yupana was created as a lightweight and open source tool that manages to implement the Burns Glynn algorithm. The Incan Abacus, also known as the Yupana is an ancient calculating device of the Incas. Glynn argued that the Yupana tablet is a calculator in base 10 with a space reserved for memory.

Software Summary:

You can run Tk-Yupana on Windows operating systems. Tk-Yupana is a software product developed by Kunturweb and it is listed in the category. Tk-Yupana is a free software product listed under The GNU General Public License (GNU GPL or GPL) license which means that it is fully functional for an unlimited time and that you have freedom to run, study, share (copy), and modify the software.

Alternatives in on Windows