NaturalReader is a text-to-speech application that converts text, PDFs, documents, webpages, and physical books into natural-sounding audio using AI-powered voices. Available as a Chrome extension, mobile app, and online reader, it supports over 1,000 AI voices across 99+ languages and dialects. The tool features AI text filtering to skip headers, footers, and URLs; customizable listening speeds; MP3 download capability; and cross-device synchronization. It includes accessibility features like word highlighting, closed captions, and a dyslexia-friendly font, making it beneficial for users with reading difficulties.