MouthEZ is an AI-driven mobile application for early detection of oral cancer using a Convolutional Neural Network (CNN) enhanced with Hyperband auto-tuning for optimal accuracy, efficiency, and reduced overfitting. It offers self-screening, doctor consultations, hospital locator, and educational features. Providing rapid, non-invasive, and affordable analysis via smartphone, MouthEZ supports early diagnosis, cost reduction, and equitable healthcare access.