Supermeet is a GPT-4 powered meeting scheduler that helps you manage your time and availability to propose meetings in a personalized and conversational way. Its features include setting availability for both one-time and recurring team meetings, prioritizing time slots for important meetings, using Loom videos for meeting introductions and pitches, and leveraging GPT-4 to offer personalized meeting time suggestions. Supermeet is suitable for both individuals and teams, providing flexible meeting scheduling solutions.