This document describes a lip reading training app called Lip Reading Trainer created by Team Apperture. The app allows users to upload videos, add captions, watch videos, and guess captions to practice lip reading and learn sign language. The primary customers are people with hearing disabilities between 15-40 who are currently learning lip reading and want to review and practice visual cues. It also targets video content creators between 20-50 who produce videos with dialogue and rely on captions to make their content accessible.