If you're looking for a web-based application for scheduling meetings, you'll find no shortage. Want that application to sync to common calendar applications like Google Calendar, Outlook, and iCal? Prior to Tungle you were out of luck.
Tungle combines the best features of a variety of calendar syncing and meeting scheduling tools and rolls them all into one. With Tungle you can quickly jump from your existing calendar application to sending invites to your team members, checking their calendars even if you all use different applications, and optimizing everyone's schedule for the best meeting times. Check out the demonstration video below to see Tungle in action:
Tungle is a free service and is accessible by the Tungle site, an iPhone app, a Firefox plugin for Google Calendar, and a variety of apps for various social calendars.