1 - SJphone 1.60 299a SJphone is a VOIP softphone that allows you to speak with any PC, PDA, stand-alone IP-phone and with any legacy wired or mobile phone (using your VOIP gateway or purchasing service from Internet Telephony Service Provider). It supports both SIP and H.323 standards and is fully interoperable with most major IP-telephony vendors and ITSP. License: Freeware OS: Mac OS X 10.2 Size: 4.7 MB