QuillQuest helps people get better at writing English essays, especially for beginner learners. It uses Large Language Model technology to guide writers step by step. The website shows you how to write better, fixes mistakes, and suggests improvements as you work on each part of your essay. You can also share your writing with other learners, talk about your essays, and get helpful comments from others. By combining computer help with feedback from real people, QuillQuest makes it easier and more fun to become a confident writer in English.