Have a look at all the features

DeskCalc comes with optional key sound effects. Open the settings window and enable "Enable Sound Effects"

 CAlculator with keystroke sound effects

But DeskCalc has one more interesting new feature: it can speak.This has large benefit if you are used to crunch your numbers while reading your notes etc. - you will hear the numbers while typing them. https://weedgrowhub.com/flowering-cannabis-how-to-determine-flowering-stages

Voice settings