Traykalk starts automaticaly with Windows, and when you need it, you just have to click on its icon in the system tray (near the clock). It includes the common features of a calculator. Simple and easy to use.
MSSoft
Parmerlee Inc.
SOW
DeCuyperO@Bigfoot.com
Computer Data Interchange
Egor Krilov
1A Wyka-Warzecha Enterprises
OLSOFT
Cool Audio Ltd.
Daniel Riera
Recoveronix Ltd.
FDRLab, Inc.
uTIPu, Inc.
Silvio Kuczynski
Henry Parks
MechCAD Software