InstantCalc calculates mathematical expressions instantaneously. That means, enter the calculation at any place where text can be exchanged by the clipboard, select it with the mouse, and press the hot key. InstantCalc copies the selected calculation into the clipboard and pastes back the result at the given position for you.
What's new in this version:
Updated Atomic Weights of the Elements according to:
IUPAC Technical Report, Pure Appl. Chem., 73 (2001) 667-683.