The invention discloses a multifunctional mobile phone laminator. The laminator comprises a laminator outer ring sleeve, a laminator inner cavity edge, a support, an inner cavity screen protector pasting chamber, a top convex body, an outer edge surface, a key preserved part, a supporting panel and an outer block groove, the outer edge surface is enclosed by the laminator outer ring sleeve, the laminator outer ring sleeve is closely connected with the laminator inner cavity edge, an area enclosed by the internal portion of the laminator inner cavity edge is the inner cavity screen protector pasting chamber, the key preserved part is arranged at one end of the outer edge surface, the end face of a bottom is arranged on and connected to the lower surface of the outer edge surface, and the end face of the bottom and the lower surface of the outer edge surface are closely connected with each other, a rotating shaft and the side face of the laminator inner cavity edge are closely connected, the upper end of the supporting panel is connected with the rotating shaft, the lower end is connected to the outer block groove, and the supporting panel is connected with the outer block groove in a flexible mode. The multifunctional mobile phone laminator is combined with the special mobile phone shape design, the upper end face of a case is provided with an upper convex body, and therefore the operation is very simple, and the screen protector pasting effect is very good.