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SUDT SerialNull
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Virtual Serial Ports are absolutely the same copies of real ones
Real serial ports are not occupied
Full support of HandFlow control(Hardware/(Xon/Xoff))
Virtual link is much more reliable than common physical link
"Hot" installation - no reboot required
User friendly GUI and on-the-fly help.
 Download SUDT SerialNull International Version
Download SUDT SerialNull
Version: 1.7
License: Shareware
System: Win 2000 / XP / 2003
Date: 2006-09-19
Demo version limitations: 15-day fully-functional trial
Version Language Platform Free Trial Size
SerialNull 1.7 English Win 2000/XP/2003 Download 0.6 MB
Mirror Download:
  1. Download SerialNull from
System Requirement
  • OS: Microsoft Windows 2000,  XP, or 2003
  • CPU: Intel Pentium-class processor or equivalent
  • RAM: 64 MB RAM (128 MB recommended)
  • Video Card: High Color (16 bit) or higher display adapter
  • Display: 15" 800x600 or later
  • Hard disk: 2 MB free disk space
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