The "Download Now" link directs you to the iTunes App Store, where you must continue the download process. You must have iTunes installed in order to open the link, and you must have an active iTunes account to download the application. This download may not be available in some countries.
From Swarco AG:
With "Swarco TX" SWARCO TRAFFIC SYSTEMS for the first time expands its product portfolio in the area traffic engineering for the App market. "Swarco TX" is specially designed for traffic engineers. Based on the cycle length and the offset of a coordinated signal timing plan the current cycle time (TX) can be determined. Common origins of the coordination can be choosen (like midnight of the current day). Check and improve the timing of your traffic control!SWARCO is a growing international group providing the complete range of products, systems, services and solutions for road safety and intelligent traffic management.With over four decades of experience in the industry, the corporation supports the growing mobility needs of society with turnkey systems and solutions in road marking, urban and interurban traffic control, parking, public transport, and infomobility. SWARCO is the world's largest producer of traffic lights, the worldwide no. 2 in reflective glass beads, and puts a strong focus on energy-efficient, LED-based signaling and lighting technology. The excellence of a market leader, the strength of innovation, long-term partnerships and the resolute commitment to quality and service make SWARCO your first choice when it comes to making roads safer and traffic more fluid with innovative and environmentally sound means.