The invention relates to the field of internet social contact, and provides a social contact method and device based on a license plate and a gift, a server, a client, a terminal and a storage medium, and the method comprises the following steps: S1, obtaining an authentication request for authenticating a license plate number submitted by a vehicle owner user; S2, through the authentication request, associating the license plate number with the vehicle owner user, and storing an authentication record; S3, obtaining a giving instruction of giving a gift to a vehicle owner user associated with the license plate number by the giving user; S4, querying a vehicle owner user associated with the license plate number according to the license plate number in the presentation instruction; and S5, giving a gift associated with the giving instruction of the giving user to the vehicle owner user. According to the invention, the social opportunities of the owner user are increased by utilizing the display and propaganda of the owner user automobile, the own image or the automobile decoration; meanwhile, giving a gift of a vehicle owner user as an expression mode of social willingness; the gift is used as the expression and communication threshold of the communication intention, so that the vehicle owner user is prevented from being excessively harassed and the privacy of the vehicle owner user is prevented from being excessively leaked.