Multifunctional ladder

The utility model relates to a multifunctional ladder. The multifunctional ladder comprises a main ladder assembly, an auxiliary ladder assembly and a stabilizing rod, wherein the main ladder assembly comprises main support parts and main pedals, the main support parts comprise outer support plates, inner support plates and bottom support plates, limiting troughs are uniformly formed in the inner support plates, the outer support plates and the inner support plates are connected through the bottom support plates to form trough-shaped intervals among the outer support plates and the inner support plates, and two ends of the trough-shaped intervals are both in an opened state; the auxiliary ladder assembly comprises auxiliary support parts and auxiliary pedals, wherein the auxiliary support parts are matched with the trough-shaped intervals, the auxiliary pedals are matched with the limiting troughs, and clamping shafts are arranged at one ends of the auxiliary support parts; and the stabilizing rod is of a con