Are you a recent convert to Windows 10? Do you miss the Windows 7 calendar when you clicked on the clock in your system tray? If so, this tool may be for you. Basically, what this tool does is run on top of your clock, and when you click it, it shows you a facsimile of the calendar popup in Windows 7.
Shows a reasonable facsimile of the Windows 7 calendar popup, including the analog clock
Tries its best to match your system tray colors
The following items are required for Old Clock to run properly.