Overdys is a tool designed to facilitate reading on your screen. It was designed around the use of different types of paper-based reading aids. Overdys simulates different reading aid modes: - Overlay: simulates a customizable color overlay on the entire screen - Ruler: simulates a reading ruler with a customizable color slot and masking the rest of the screen - Line: simulates a horizontal visual guide to keep the attention on the line to read Customizable shortcuts enable visual aid activation, as well as switching between modes Your user feedback is valuable and can help me improve the product while better meeting your needs and those of other users.