Software of Profinfotech

Billion Phone 1.1 ProfInfoTech    

Communications / Telephony

Freeware Windows SIP softphone for making voice calls using your PC.. Free download of Billion Phone 1.1

Billion Softswitch 3.1 Profinfotech    

Communications / Telephony

Billion Softswitch VoIP SIP/H323 proxy server for Windows, Linux, FreeBSD. Free download of Billion Softswitch 3.1