There was a download of NetSendFaker 1.3.6 on the developer's website when we last checked. We cannot confirm if there is a free download of this software available. The actual developer of the free software is Nsasoft LLC.
The following versions: 1.3 and 1.2 are the most frequently downloaded ones by the program users. The software is included in Communication Tools. We recommend checking the downloaded files with any free antivirus. The most frequent installer filename for the program is: NetSendFaker.exe.
From the developer:
NetSendFaker is a light, free application designed to send anonymous net send messages to anyone that is connected to the network. You can also emulate messages as if they were sent from other computer. The tool is designed with a user-friendly interface and is easy to use.
OS: Windows2000, WinXP, Windows2003
System Requirements: 32MB Ram, 1MB free disk space
You may want to check out more software, such as WinPopup Speak, NetVoiz or LAN Chat, which might be similar to NetSendFaker.