Downloading Semaphor 2.2.1 from the developer's website was possible when we last checked. We cannot confirm if there is a free download of this software available. The Semaphor installer is commonly called Semaphor.exe.
We cannot guarantee that the program is safe to download as it will be downloaded from the developer's website. Before launching the program, check it with any free antivirus software. The most popular versions among Semaphor users are 2.2, 2.0 and 1.8. The software is categorized as Communication Tools. This software is an intellectual property of SpiderOak.
From the developer:
It's a communication tool for businesses that comes packed with all the features you love like crazy-fast search, easy file sharing, and cross-platform support. And, of course, it's all cryptographically secure.
Semaphor has a unified user experience regardless of the device you use it on. Your experience is seamless between devices and ensures you never miss a conversation.
You may want to check out more software, such as Rogers Yahoo! Applications, WinPopup Speak or ISDNphone, which might be similar to Semaphor.