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Description Click SIP Client is designed specifically to leverage the iPhone's unique capabilities and easy way to make a iPhone voip call by using iPhone devices. Featuring a comfortable and simple user interface iPhone sip client lets you connect your iphone to standard landline or mobile phones.

Click 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.

This softphone also turns your iPhone into a VoIP phone, so you can make cheap or even free phone calls over the internet at anytime, and from almost anywhere.
Features

•SIP protocol support
•Codecs supported: g711,GSM
•Call Status Indicator
•Calling in background.
•Speaker
•Mute
•Save / Edit Username & Password
•Silence Suppression
•Echo Cancellation
•Registration Timeout

System Requirements:

OS Supported : iPhone OS 3.X.X and iPhone OS 4.X.X
Internet Connectivity: Wi-Fi,3G,GPRS,EDGE