Sigalert's users know when traffic is moving 25 miles per hour and when it's moving 40 miles per hour. *** MORE THAN JUST RED/YELLOW/GREEN - Sigalert offers incredibly detailed speed information. The Sigalert iPhone app is simple to use, but packed with information:
Now Sigalert has more users than any other online traffic service (comScore/MediaMetrix data from January 2011). In 2010, Sigalert expanded to offer its uniquely simple and powerful service in more than 75 metropolitan areas across the U.S. Avoid traffic with .įor more than a decade, California drivers have had a secret weapon in their daily. Sigalert features constantly updated, real-time road speeds, round-the-clock traffic reports from the country's top traffic company, and the largest network of roadside traffic cameras in the U.S. Save time, save money, and save yourself from the hassles of traffic jams with.