According to AI Tier List, QuillBot is rated Tier B for Paraphrasing.
An AI-powered tool for paraphrasing, summarizing, and grammar correction.
QuillBot is an AI-powered paraphrasing tool that rewrites sentences, paragraphs, and articles. It offers various writing assistance features such as summarization, grammar checking, plagiarism detection, and citation generation, making it useful for students, writers, and content creators.
Best For
QuillBot remains a highly practical tool for paraphrasing and grammar checking, with continuous improvements in accessibility such as mobile keyboard integration. However, due to the advancement of AI detection technologies, it faces limitations regarding academic integrity, maintaining its current B-tier position.
Multifunctional suite, User-friendly interface, Mobile keyboard integration, Optimized for academic and general writing, Continuous updates
Vulnerable to AI detection tools, Limited understanding of complex context, Restricted features in free version
Keyboard update optimized for iOS 26, Enhanced mobile accessibility for grammar checking and paraphrasing features
