The invention discloses a software development kit identification method and device. One specific embodiment of the method comprises the following steps: decompiling a program file of a target application; constructing a project directory of the target application; looking up identification information in files of the project directory, wherein the identification information is related to a software development kit called by the target application; identifying the software development kit called by the target application through the identification information. Through the embodiment, the software development kit called by the target application is identified rapidly, so that the running reliability of the software development kit is ensured.