A call in which someone talks to several people at the same time is known as Conference call. Conference calls are the essential part of the corporate world. Whether you have a small business or 500 employs company, every company can get benefit from this service. There are many best conference calling services like Skype, Uberconference, Freeconferencecall, Imo and join.me. Let’s scroll down for the reviews of 5 best conference call services in the world. 1. Skype reviews: - Skype is among of the most popular names in online communication. Rating of skype is 9.4 out of 10. It is a universal acceptable choice if you need a conference call service. This software is totally free to use, although there are optional paid services and features too. Apart from audio call, you can also make HD video calls, chat with your colleagues, share screens and so much more. Millions of people and even businesses use Skype for their communication needs ...