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Voice Over IP

If you are a PC owner with a broadband or dial-up internet connection, Callserve’s Voice Over IP (Internet Protocol) [service?] can help you make cheap international and national telephone calls over the Internet. Using Session Initiation Protocol (SIP) to establish two-way telephone calls, our IP telephony could save you money on all your calls, at home and abroad.

Find out more about SIP and Voice Over IP telephony »

Voice Over IP telephony (VOIP) is simply the technology which allows you to make telephone calls using your broadband Internet connection – and it could save you a lot of money.

We charge a flat call rate for each destination, no matter when or where you call. It makes no difference whether you are calling the UK from another UK number or from India, South Africa, the USA or anywhere else – the charge is exactly the same.

The software which allows you to use Voice Over IP can be downloaded completely free of charge from our web site. Once you have done that, all you need to do is register your details online and purchase call time and you can make your first money-saving call using the latest IP telephony technology.

Make the most of your internet connection and start saving money on your telephone calls today using our Voice Over IP service.

Download our Internet Phone now and start saving money today!