Linphone is an open-source VoIP software offering HD voice and video calls, instant messaging, and audio/video conferencing. It supports multiple platforms, including smartphones, desktops, and embedded systems, with end-to-end encryption for secure communication. Linphone provides APIs and SDKs for developers to create custom VoIP and messaging solutions, making it a versatile tool for personal and enterprise use.
Zoiper is a versatile VoIP softphone solution trusted by businesses of all sizes, including call centers and service providers. It offers seamless compatibility with multiple operating systems and devices, enabling audio and video calls, voicemail-to-email, conferencing, and more. With free and premium options, Zoiper is designed to simplify communication while being cost-effective and user-friendly. Ideal for remote teams and enterprises seeking reliable voice communication integration.