Occay! RPN desktop calculator
Download + Install
Occay runs on Windows, Linux, and any other POSIX system (latter is
The compiled software consists of a single file occay.exe which can be placed
wherever you want to (so-called portable
If you want to "uninstall" Occay, just delete that occay.exe file.
About the project
Occay is written just for fun in the author's spare time and will
updated from time to time.
It tries to pay homage to the ingenious HP Calculators, and not to
serve as an
emulation of any actual model.
You are encouraged to leave a comment on the project page or
on the forum
page, any suggestions and corrections are welcomed!
Please report bugs to the bug
GPL - see here for
details. May be distributed freely. No warranty of any kind.