QuillBot

QuillBot started as a paraphrasing tool and expanded into a broader writing toolkit that includes a summarizer, grammar checker, translator, citation generator, and plagiarism/AI-content detectors. It remains best known for rewording and shortening text rather than generating new content from scratch.

As of this review, QuillBot's publicly documented feature set centers on these core writing tools. Additional product changes mentioned in some marketing materials, such as an AI chat, presentation maker, PDF suite, image detector, or a macOS app, could not be verified on the vendor's own site at the time of review.

The Paraphraser includes an Academic Mode aimed at scholarly phrasing, and the Summarizer offers a Custom Mode for more control over output length and style. Grammar checking, translation across multiple languages, and the plagiarism and AI-content detectors are also part of the package.

QuillBot is sold through a Premium subscription with monthly, semi-annual, and annual billing options, plus a separately quoted Team plan for organizations. The exact current price per tier could not be confirmed on the vendor's own site at the time of review, and third-party listings were not treated as authoritative.

Because current pricing and the existence of a free tier could not be verified against quillbot.com, prospective users should check the vendor's site directly before subscribing. The AI and plagiarism detectors are not authoritative and should not be treated as definitive proof of originality or AI authorship. The breadth of tools can also feel scattered compared with a single-purpose editor.

QuillBot suits students, writers, and non-native English speakers who want paraphrasing, summarizing, grammar help, translation, and citation tools within one account.