You could have downloaded Bellgram 1.8.0 for Mac from our application library for free. Bellgram for Mac is categorized as Communication Tools. This free Mac application is a product of Qutsu Inc.
From the developer:
Bellgram is a business phone system in the cloud for Mac OS. With this free application you can easily separate your professional calls from your personal calls while you continue to use the same device for both. To use this app you need to create an account.
You may want to check out more software for Mac, such as X-Lite 3, Skype2Prowl 2 or iChatMonitor 3, which might be similar to Bellgram.