Skype is an instant messaging and VOIP (Voice Over Internet Protocol) client to communicate with people in a distant place. Developed by Microsoft
License: Freemium
Skype is a versatile communication tool with features like chat, screen sharing, and integration with Microsoft services, making it suitable for business and personal use. In contrast, Google Duo focuses on high-quality video and audio calls with strong privacy measures but lacks additional features like messaging and file sharing.