SsmCall

SsmCall is a free, SIP/VoIP softphone
-The VoIP phone can be used with okcard service provider.
-Works on any network above 15 kbits (4G, WiFi, others)
-Make by using linphone free sdk.
-Free for non-commercial usage. No advertisements.
-Compatible with who wants to use linphone and okcard providers SIP dialers
Features:
-Auto adapt to your environment (device/CPU/network/server and peers capabilities)
-Call divert: mute/hold/forward/transfer/conference
-HD Audio, wideband and all common audio codec: G.711 (PCMU/PCMA), GSM, G.729
-Improved audio quality: AGC, AEC, PLC, Noise reduction, Silence suppression
-DTMF (RFC2833 and SIP INFO), IM (chat), Voicemail, Voice recording,
-VoIP tunneling and encryption (optional/automatic) with auto transport
-Peer to peer encrypted VoIP media
-VoIP dialer integration
-Many more


Plz contact for more details about:
okcallingcard@gmail.com