Founded in 2017 by Stanford students, QuillBot is an AI writing platform serving over 30 million global users. It offers three main features: a paraphrasing tool that rewrites text in diverse styles, a grammar checker that identifies errors and improves clarity, and a summarizer that condenses extensive content into short, digestible pieces. QuillBot leverages a large language model to enhance text fluency and comprehension.


  • Basic: Free
  • Premium: $19.95/month

Leave a Reply