Firefox 3 download World record official: 8,002,530
Finally, the Guinness World Record results are out. Here's what is said on Download Day page. Thanks to the support of the always amazing Mozilla community, we now hold a Guinness World Record for the most software downloaded in 24 hours. From 18:16 UTC on June 17, 2008 to 18:16 UTC on June 18, 2008, 8,002,530 people downloaded Firefox 3 and are now enjoying a safer, smarter and better Web. I even got a certificate for participating in the event!