The invention discloses a data interaction method and device, and belongs to the technical field of network. The method comprises the steps: publishing the information of the data interaction between a first user and a second user in a user group related with the first user after the data interaction between the first user and the second user is completed, wherein the information of data interaction comprises the data interaction prompt information corresponding to the second user; receiving a data interaction request send by a first terminal where a third user logs in, wherein the data interaction request is sent after the first terminal displays the data interaction information and detects that the data interaction prompt information is selected; transmitting the account information of the second user to the first terminal, so as to enable the first terminal to display the account information of the second user; transmitting a first data and account information after the first data of the interaction between the third user and the second user is received; receiving the first data and the account information, and executing the data interaction between the third user and the second user. According to the scheme of the invention, the method reduces the operation difficulty of the users, and improves the user experience.