Tracer! Lightbox tracing app is an integrated tracing app for drawing and illustrating. This app is meant to be used with a physical paper for stencilling and drawing. you just need to select a template picture, then place a tracing paper over it and begin tracing. The default app is a white screen with a brightness control setting. Place your reference picture over the device and begin tracing. Great for tracing drawings and fonts, making stencils, colouring sheets, connect-the-dot's puzzles,