Word Mentor is a user-friendly Chrome extension designed specifically for English learners. It enables users to scan web pages and PDFs for English words, providing instant analysis and translation. By simply hovering over a word, users can access its meaning, pronunciation, and usage examples. The extension also supports vocabulary mastering for various proficiency levels, such as TOEFL, IELTS, and GRE. Overall, Word Mentor is an indispensable tool for anyone looking to improve their English language skills effortlessly while engaging with online content.