Now a days it's not very hard to find a service that will let you make conference calls. Many websites are there which provide conference service for free. ya i am right for free. You will not be charged even a single penny. You might need high speed internet to improve the quality of you call. I have found some best and top conference call services for you just check out them :
One of the most popular service to provide conference calls for free. You don't even need to create a account to get started. It also provide support for audio recording which is also a good point of view from business side. While conducting meetings through user will have to enter a unique pin to get connected. Service is available for 24/7 hours and supports calls up to 50 participants with no time limit.
By creating your account you will be able to record and download the audio from your calls, set up email scheduling with RSVP and automatic reminders and activate "listen only" for some participants.
For $0.05 per minute per caller, Rondee will provide a toll-free dial-in number.
Free Conference Calling: -
It's a free service which allows a huge list of participants to connect together. It permits up to 1000 participants and 6 hour per call. It also available for 24/7 hour same as Rondee. Free Conference Calling allows VoIP callers to join calls and sets itself apart with its Conference Manager Web Interface. Unlike Rondee, it has no option to pay extra for a toll-free-dial-in number.
It is one of the top most service provider. You just need to install it's software on your Windows or Mac and then you can invite others to join your network. It is also available for Smartphones so if you are not having Laptop or PC don't take tension, Skype will provide conference on your Smartphone also. It supports both audio and video conference. It also adds a feature called cross screen sharing. You can conduct your conference with 10 people using Skype.
It is also a free conference service provider. And also one of the best service provider. It also provides free call recording and no doubt 24/7 hour service support. You can conduct conference with 96 participants at one time and limited to 6 hours.