IP4 SIP Client is designed specifically to leverage the Android's mobile dialer unique capabilities and easy way to make voip call by using Android devices. Featuring a comfortable and simple user interface sip client lets you connect your mobile to standard landline or mobile phones.
This android mobile sip client is meant for service providers who can use this dialer and get it integrated with their existing SIP servers. IP4 SIP Client works just like standard SIP Softphones i.e. it gets registered on the SIP server and then let the authentic caller makes calls.
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