classicBLUE

The calculator that play such a beautiful sound, I have never seen until now.Calculator playing a beautiful melody and the effect appeared Calculating …

It is easy to use simply and is appearance of the designed calculator. There is no extra features. It calculates by quickly starting when it is necess …

The ultimate all-in-one. Engineer calculator. B-CALC is to integrate all of the calculator.In addition to the engineer, You can use it as a tool to ma …