QuillBot · Global AI Product Index

Overview

QuillBot is an AI writing assistant best known for paraphrasing, with tools for grammar checking, summarizing, translation, and plagiarism and AI-content detection. It integrates with browsers, Word, and mobile keyboards, serving students and professionals. QuillBot is freemium: basic paraphrasing is free, while Premium unlocks all modes and unlimited length.

Key features

Paraphraser with multiple rewriting modes
Grammar checker and summarizer
Plagiarism checker and AI detector
Browser, Word, and mobile integrations

Use cases

Rewriting sentences for clarity and tone
Summarizing articles and papers
Checking essays for grammar and originality

Pricing

QuillBot's core paraphraser and grammar tools are free with limits; Premium subscriptions add advanced modes, longer inputs, and the plagiarism checker.

Frequently asked questions

What is QuillBot known for?

QuillBot is best known as an AI paraphrasing tool, alongside grammar checking and summarizing features.

Is QuillBot free?

Yes, with limited modes and length; Premium removes those limits and adds plagiarism checking.

Who owns QuillBot?

QuillBot is part of Learneo, the company behind Course Hero.

Similar products

Beautiful.ai — Presentation software that uses AI and smart templates to design slides automatically.
Coda AI — AI features built into the Coda document platform for writing, summarizing, and automating docs.
Copy.ai — AI writing tool for generating marketing copy and automating go-to-market workflows.
Fathom — AI notetaker that records, transcribes, and summarizes video meetings.
Fireflies.ai — AI notetaker that joins meetings to transcribe, summarize, and search across conversations.
Gamma — AI tool that generates presentations, documents, and web pages from text prompts.

All QuillBot alternatives → · All Productivity products →

Sources

This record was last reviewed on 2026-07-30.

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