BreezyCalc Portable

BreezyCalc is an algebraic, logarithmic, and trigonometric calculator. Its parser is based on the muParser engine. It has tool-windows for editing or creating variables, user functions, and displaying a list of all calculated results in the given session. The interface is fast and straightforward, and you can easily export the session log to a text file, which shows all of defined variables, functions, and calculation output.