The application discloses a sole massager and belongs to the field of human body massagers. One end of every transmission shaft is rotationally connected with the other sidewall of a massage box, theother end of each transmission shaft is fixedly connected with a transmission gear, the adjacent transmission gears are in meshed connection, a rotary shaft of a motor is fixedly connected to the center of circle of one transmission gear, a plurality of massage balls are fixed on each transmission shaft at intervals, each transmission shaft is passed through the centers of sphere of the corresponding massage balls, two-third part by volume of each massage ball is positioned in each through hole, one-third by size of each massage ball is positioned above the massage box, and the outer walls ofthe massage balls are in clearance fit with the inner walls of the through holes; a drug spray mechanism comprises a drug spray box, the top of the drug spray box is communicated with the bottom of the massage box, a partition is arranged in the drug spray box, a liquid drug storage area is arranged below the partition, a rotary atomizing nozzle is arranged above the partition, and a water pump isalso arranged in the liquid drug storage area and is connected with the rotary atomizing nozzle. The sole massager can massage the sole more effectively and can avoid waste of liquid medicine.