The invention discloses an intelligent multipurpose simulation line tester, and the tester comprises a tester body, a display screen, a loudspeaker, a working indicating lamp, an operation key, an adjustment button, a selection moving key, a start switch, a first input end, a second input end, a first input interface, a second input interface, a first output end, a second output end, a first output interface, a second output interface, a printer, a printer start button, a data sheet outlet, a connection shaft, a tester cover, a heat dissipation port, and a buckle. The tester main body is provided with the display screen, and the right side of the working indicating lamp is provided with the operation key. The right side of the adjustment button is provided with the selection moving key, and the lower side of the display screen is provided with a first input end. The right side of the first input end is provided with the second input end. The tester is complete in function, is high in testing precision, is high in intelligentization degree, is small in size, has the portable shape, is convenient to carry and use, and has functions of waveform and parameter storage and call.