QuillBot Review 2026 — Features, Pricing & Alternatives

QuillBot is one of the world's most popular AI text processing tools, trusted by over 35 million users including students, writers, academics, and professionals seeking to refine, improve, and paraphrase their writing. The Paraphraser is QuillBot's flagship feature — it rewrites existing text in multiple modes (Standard, Fluency, Formal, Academic, Creative, Shorten, Expand, and Custom) allowing users to transform content into different styles and reading levels while preserving the original meaning. QuillBot's Grammar Checker goes beyond basic spell-check, identifying complex grammatical errors, stylistic inconsistencies, and clarity issues with contextual explanations for every suggestion. The AI Summarizer condenses long documents, articles, and research papers into concise summaries in seconds, while the Citation Generator produces properly formatted academic references in APA, MLA, Chicago, and other styles. The Co-Writer brings together the full QuillBot toolkit in a single document editor with AI writing assist, making it the most integrated experience on the platform. QuillBot's Translation feature supports 45+ languages for multilingual paraphrasing and writing. The free plan provides access to core features with limited word counts, while Premium ($9.95/mo) unlocks the full range of modes, unlimited paraphrasing, and priority processing. With its deep integration into Google Docs and Microsoft Word via browser extension, QuillBot is particularly indispensable for academic writers, ESL professionals, and anyone who regularly revises and refines written content.