IPMessenger 0.13.2 for Mac was available to download from the developer's website when we last checked. We cannot confirm if there is a free download of this app available. This free Mac application is an intellectual property of G. Ishiwata.
According to the results of the Google Safe Browsing check, the developer's site is safe. Despite this, we recommend checking the downloaded files with any free antivirus software. The software lies within Communication Tools, more precisely Texting & Video calls.
From the developer:
“IP Messenger for MacOS X” is a pop up style message communication software for multi platforms.
IP Messenger is one of the awesome tool which allows you to chat on LAN or network with other people if they are using the same software.
The software slowly detects people who are using the it in the network and adds to them your list with the name set in the software. Its an open source, multi platform messenger based on TCP/UDP.
You may want to check out more software for Mac, such as Dialectic, Linkinus or Blink, which might be similar to IPMessenger.