: They offer a 15-day trial period to test all features.
If the cost is a barrier, several open-source or lower-cost alternatives provide similar functionality for creating virtual COM port pairs: Alternative License Type Key Features Open Source (GPL) Kernel-mode virtual serial port driver for Windows. HW VSP3 Free (Single Port) Adds a virtual COM port that redirects to a TCP/IP port. VSPE Free (32-bit) Virtual Serial Ports Emulator; very popular for hobbyists. virtual serial port kit license key
The search for a usually stems from a user installing the trial version, realizing its necessity, but attempting to bypass the purchase step. : They offer a 15-day trial period to test all features