HearSay is a voice-AI teaching agent that delivers personalized, speaking-focused lessons directly through WhatsApp. Its hands-free, audio-first approach turns daily routines into productive practice, helping users build confidence and fluency in real conversations. Grounded in learning science and refined with real teachers, HearSay supports 20 languages and adapts to each user’s level and interests. The platform's conversational AI extracts key phrases from real dialogues and structures them into bite-sized, on-the-go lessons, making language learning seamless and practical.