Permatime

Utility webapp for coordinating across timezones

Imagine you want to announce an event with participants across different time zones. Simply set the time, in your time zone, and permatime.com will generate a link for it. If you share this link with others, they will see that time in their own local time zone (and any other zones they choose).

Use a permatime link to arrange a phone call, timestamp a blog post, announce a webinar...