Open source VoIP server system for calls management online

We offer various telecommunication systems, which help you to support your telephony including internal and external calls, statistics, additional phone features, SIP accounts. These services improve the work of your employees thanks to the monitoring and access to every incoming or outgoing call from customers, associates or business partners. We propose you to check the following VoIP servers you can install for different purposes.

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Use Linphone calling program for Mac OS via SIP

SIP telephony presents great opportunity to Mac OS users who would like to receive free calls and at the same time to make outgoing calls at low rates. It is more convenient way to use free voice application as Linphone, which you can set on your Mac operating system. SIP softphone service permit making calls even to international destinations to any possible country at local costs.

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Set Zoiper application on Mac operating system

It's no wonder that after the correspondence to the online, voice communication also goes away, because IP-telephony, with other things being equal, is cheaper and more convenient. Using such technologies like SIP, you save money on calls. If you are the user of Mac OS, it will be more appropriate to use Zoiper app on it. We collected some recommendations how to install it easily and faster.

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Use Linphone application for Windows mobile device online

Download SIP-program Linphone to your communication device quickly and easily to make cheap international calls. In this case, you do not need to install special equipment, buy a SIM card or plug in expensive roaming. It is enough to install Linphone on a Windows phone device that has a good Internet connection. We will explain you in detail how to install and configure this app for making and receiving VoIP calls thanks to virtual telephony system.

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Install free Zoiper app for Windows phone making calls online

This softphone is amazingly simple in use and universal, because it can be used as for smartphones as for desktop platforms. You may install this app for receiving and making calls having good Internet connection. Then you are able to use such app for telecommunications being in touch in any world area. But now, those who use Windows phone we recommend installing Zoiper app for more convenient use of SIP-telephony service now.

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How to install Linphone app on Android system gadget

This free open-source application for SIP telecommunications, which you are able to install on your Android device. You will be able to get calls easier to convenient gadget or make cheap calls to every point of the world. All you need for these actions is good Internet connection and SIP-account with virtual phone numbers. Freezvon is going to tell you more concerning this service, all details you will receive below.

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Get Zoiper program for Android getting incoming calls online

If you are looking for easiest free call application for your Android device, we recommend installing Zoiper app, which permit not only to get calls, but also to make cheap outbound calls to any world directions. Thanks to SIP telephony from Freezvon, you are able to save on outbound calls and simplify the telecommunication with usage of minimum equipment, but still in touch with colleagues and associates or family and friends.

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Set PortSIP for Android system making calls online

As you already knew PortSip is a VoIP program running on Windows Mobile, Android that allows you to talk with any other softphone, any stand-alone IP phone or using Internet telephony services with any traditional landline or mobile phone. The program supports SIP and works fully functional with most of the major VoIP providers. You can easily set it on any of your smartphone or other gadget for fast receiving of calls and cheap making outgoing calls.

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Sipdroid application for calls installed on Android device

That is a special voice application working on voice over IP and designated for Android OS. You may install this app to your smartphone and use it for making cheap outgoing calls or receiving free VoIP calls to your mobile. You do not need any other hard equipment. You may improve your telecommunications with family and friends or with colleagues and associates. Using Sipdroid for Android, you can make unlimited quantity of calls to any world area at really low costs.

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Linphone on iPhone device for making and receiving VoIP calls online

If you were looking for good call application, we recommend you to install Linphone. If you are iPhone user this app will be ideal for you. You can make outgoing calls to any of world corner and you do not need any additional expensive equipment – just your phone and this app. It should be mentioned that using this app is impossible without having SIP-account. In this article, we are going to inform you about SIP telephony technology and installation of Linphone to your iPhone.

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Payment methods

During ordering the phone number there can appear the question how to pay for the number and what payment methods accept the company Freezvon. Our team tries to provide our customers with lots of payment methods.

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