A platooning management device for providing platooning information, a server for managing a platooning history, and a method thereof are provided. The platooning management device includes: a communicator that performs communication between platooning vehicles, a processor that provides a chat window in which all of platooning members participate, and a display that displays the chat window. The processor determines a platooning state, automatically converts the platooning state into a text, and displays the text on the chat window.