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Description
SP is a FREE SIP softphone application for voip calls over 3G or WiFi.
SP softphone offers a simple user interface and superb audio quality for smooth Voice over IP experience. It allowing to do high quality VoIP calls (person-to-person or on regular telephones) via SIP protocol
SP softphone offers a simple user interface and superb audio quality for smooth Voice over IP experience. It allowing to do high quality VoIP calls (person-to-person or on regular telephones) via SIP protocol
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ASO analyse SP telecom app for iPhone and iPad
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