渋滞情報マップ by NAVITIME is the perfect app for travelers who want to stay updated with real-time traffic information. This free app features easy-to-use search and smooth operation, allowing users to check real-time traffic updates on highways and roads nationwide. This app can also display past, present, and future traffic information.

渋滞情報マップ's main features include a congestion map for highways, a map for general roads, live camera feeds, and real-time traffic information generated from GPS data received from smartphone app users. The app also displays the location of high-speed cameras and types of speed traps, and alerts users to upcoming roadblocks and chain regulations. By becoming a paid member, users can enjoy additional features such as real-time traffic information using VICS (Vehicle Information and Communication System) data, AI traffic forecasts, and detailed traffic information on highways and general roads.