InputLock is an input method locking tool designed specifically for Mac users, effectively solving the annoyance of automatic input method changes when switching between applications. By locking the set input method, it eliminates the need for frequent switching, enhancing typing efficiency and work focus. It supports one-click operation from the menu bar, runs silently in the background with low resource consumption. Suitable for various scenarios like programming and writing, it ensures input continuity, offers a 24-hour trial, and permanent activation.