Itís a free version without any Adware. It occupies a very small space on the screen and it can be minimized to stay in the system tray. It can be added to windows start up menu to start the Calendar automatically with Windows. There is a tendency for us now a days to keep everything in our computer and Calendar has no exception. Download file and unzip it and run the setup file.
Other software by oncemore
Aquatic View 1.00 An impressive animated screen saver, bringing an aquatic view in the computer