Virtual Null Modem - Create Virtual Serial Ports & Cables

Key Features

• To emulate null-modem connection Virtual Null Modem can be effectively used.
• The program emulates one or more couples of RS-232 serial ports connected via virtual null-modem cable.
• It is possible to create the unlimited couples of VSP on a single PC without additional hardware and connect them in any sequence using virtual null-modem cable.
• Usually you need to use virtual null-modem when you have two applications to be connected via serial ports.

Technical Specifications

• **Publisher:** Virtual-null-modem.com
• **License:** Shareware
• **Operating System:** Windows 7, Windows 8, Windows 10, Windows 11
• **Last Updated:** October 15, 2025
• **Category:** Programming / Debugging Tools