Subcategory: VoIP Clients
Platform: OS X
Programing language: Objective-C, Swift
First release: 2015 ?
Telephone – a VoIP program which allows you to make phone calls over the internet. It can be used to call regular phones via any appropriate SIP provider. If your office or home phone works via SIP, you can use that phone number on your Mac anywhere you have decent internet connection.
Telephone Pro is a subscription that unlocks the full call history, allows 30 simultaneous calls, and supports app development. Please consider buying it to make ongoing development possible.