TourGuideLite lets tour guides broadcast live commentary to guests' phones. No radio equipment, no app for guests, no subscription. Pay per tour with non-expiring credits. Guides broadcast their voice through a simple browser dashboard, and guests listen instantly on their own smartphones by scanning a QR code.Built on low-latency WebRTC with no app downloads or guest accounts required. Operates on a pay-per-tour credit model with complete Bitcoin & Lightning Network payment integration.