Empathy is an instant messaging (IM) and voice over IP (VoIP) client which supports text, voice, video, file transfers, and inter-application communication over various IM protocols. Developed by The GNOME Project
License: Open Source
Empathy offers a unique focus on emotional connection and support, making it ideal for counseling and personal connections, while Google Duo excels in providing high-quality video calls with robust cross-platform support and integration with Google services.