No specific info about version 4.5. Please visit the main page of TrayOS on Software Informer.
Active Desktop Calendar shows a calendar in the desktop background.
With this program, you can migrate email, contacts and calendar data.
Desktop Tray Clock is a shareware clock for our Windows desktop tray.
Accessible Internet browser and tools for blind and visually impaired persons.
GMDesk is an application that lets you run Gmail, Google and other.
First you need to enable IMAP4 support on your GMail mailbox.