Softphone
A softphone is a software application that enables voice and video calls over the internet using Voice over IP (VoIP) technology, typically running on computers, smartphones, or tablets. It mimics the functionality of a traditional hardware telephone by providing a user interface for dialing, answering, and managing calls, often integrating with business communication systems like PBX or unified communications platforms. Softphones leverage internet connectivity to transmit audio and video data, supporting features such as call forwarding, voicemail, and conferencing.
Developers should learn about softphones when building or integrating communication features into applications, such as customer support systems, collaboration tools, or remote work platforms, as they provide a cost-effective and flexible alternative to hardware phones. They are essential for implementing real-time communication (RTC) in software, enabling features like in-app calling, video conferencing, and integration with APIs from providers like Twilio or Zoom. Understanding softphones is also valuable for roles in VoIP development, telecommunications, or when optimizing network performance for low-latency audio/video transmission.