iSoftPhone Pro 4.2.5 macOS
iSoftPhone (was iSoftPhone Pro) is an advanced softphone with video for OS X using VoIP to provide crystal clear voice quality in an attractively sleek interface. The quick configuration will allow you to get talking to other iSoftPhone users in seconds. iSoftPhone is integrated with the OS X address book to make calls and manage contacts. Simply dial the number of the person you wish to talk with or select them from contacts to call.
Compatibility: OS X 10.9 or later 64-bi