The invention discloses an amphibious multifunctional landing craft. The landing craft comprises a hull body, a land-and-sea power system, a defense system, and a detection control system. The land-and-sea power system comprises two caterpillar tracks arranged on the left and right sides of lower portion of the hull body respectively and an engine connected with the caterpillar tracks, the extension direction of the caterpillar tracks conforms to the driving direction of the hull body, a drive wheel and a guide wheel arranged on the front and rear sides respectively and a plurality of loadingwheels horizontally and equidistantly arranged between the drive wheel and the guide wheel are arranged in each caterpillar track, the drive wheels and the guide wheels are arranged on the outer sidesof the obliquely upper positions of the loading wheels arranged at two ends, and the engine is connected with the drive wheels in the corresponding caterpillar tracks through transmission bearings; aplurality of uniformly arranged pedals are arranged on the outer end faces of the caterpillar tracks and in the extension direction of the caterpillar tracks, and the pedals are perpendicular to theouter end faces of the caterpillar tracks. The amphibious multifunctional landing craft has the advantages of being reasonable in design, strong in combat attack performance and wide in action range,and the amphibious multifunctional landing craft is a combat tool and a transportation tool with excellent performance.