Downloading Chatra 2.1 for Mac from the developer's website was possible when we last checked. We cannot confirm if there is a free download of this app available. 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 relates to Communication Tools.
From the developer:
Chatra is a live chat and offline messaging application that allows you to talk with visitors on your website. You can chat with your website visitors in real time to answer questions and alleviate concerns more easily, building relationships with your visitors and helping them become customers.
You may want to check out more software for Mac, such as iChatOnLogin, MySpaceIM or TextMagic Messenger, which might be related to Chatra.