The invention discloses a method performed at a server computer for location-based media data delivering. The method includes receiving first geolocation data that identify a first geolocation of a first client device, identifying a plurality of second client devices as located within a predetermined range of the first geolocation according to their respective second geolocation data, and in response to the identifying, retrieving media file log data that record information concerning a plurality of media files that have been transmitted to the plurality of second client devices. The method further includes in response to a media content request received from the first client device for requesting interested media data: identifying, among the retrieved media file log data, one or more media files as being associated with the interested media data, and transmitting information of at least one identified media file and the interested media data to the first client device.