AirBell 2.1.0.47 that could have been downloaded from our website for free. This free program was originally produced by AirBell. AirBell is included in Communication Tools. The most frequent installer filenames for the software are: AirBell.exe and MSC.exe etc. The most popular version of the program is 2.1. The latest version of AirBell is supported on PCs running Windows XP/7/8, 32-bit.
From the developer:
AirBell is a VoIP application which allows you to make PC-to-phone calls. Through its interface you are able to make calls, receive calls, manage call history, add contacts, etc. This voice over Internet Protocol gives you the freedom to make international and national calls at certain costs.
You may want to check out more software, such as WinPopup Speak, NetVoiz or LAN Chat, which might be similar to AirBell.