Disclosed is a storage tester capable of individual control for a plurality of storages, which comprises a host terminal for receiving user's control signal for storage test; a communication interface unit transmitting data among the host terminal, an embedded processor and a data engine unit; a data engine unit for generating pattern data and command data and reading the data from the storage; a sequence control module for controlling respectively a plurality of SATA/SAS/PCIe interface units; and SATA/SAS/PCIe interface unit for connecting to the storage through one among SATA, SAS, PCIe interface according to the signal for interface selection generated from the embedded processor and controlling a plurality of storages according to control of the sequence control module by the embedded processor in order to test respectively connected storage.