VueMinder Lite USB is an amazing calendar program that requires no installation and can be run from a USB stick.
This handy and portable calendar can be run from a USB stick and requires no installation. All you need to do is simply download, extract, and run on any Windows PC – even without administrator rights. This program can automatically synchronize with Google Calendar and will display your schedules regardless of whether you happen to be online or offline. It supports the calendar browser that allows addition of many calendars, such as holidays, local weather, sport schedules, religious occasions, and more. It is also possible to create your own calendars that are overlaid into day, week, and month views. With many more features it also supports for events to be filtered or color-coded based on associated calendar, category, priority, or location.
With a cool interface VueMinder Lite USB supports Windows 8, 7, Vista, XP SP3, Server 2003.