
QuillBot
AI paraphraser, grammar checker, summarizer, and citation suite in one writing workspace
Gallery
About QuillBot
QuillBot is an AI writing workspace that bundles a paraphraser, grammar checker, summarizer, and citation suite into one place. It's a strong fit for students, academics, and professionals who rewrite, polish, and cite a lot of text. If you regularly reshape drafts or prep work for submission, it puts the tools you'd otherwise scatter across tabs into a single co-writer.
The paraphraser offers distinct modes that give you real control over how much of a passage gets rewritten, rather than one blunt rewrite. Around it sit a grammar checker, a summarizer for condensing research papers and reports, and built-in citation generation in styles like APA and MLA. Plagiarism checking and AI detection help you vet work before it goes out.
Pricing is freemium, and the free plan never expires and needs no card to start, with Premium unlocking longer inputs and advanced features. It works well for academic writing and any workflow where flow, tone, and originality all matter.
Key Features
- Multi-mode paraphraser (Standard, Fluency, Formal, Academic, Simple, Creative, Shorten plus custom modes)
- Grammar and punctuation checker with real-time suggestions
- Summarizer that condenses long articles into key points
- Citation generator supporting APA, MLA, Chicago and 1,000-plus styles
- Plagiarism checker that compares text against a large source database
- AI detector, AI humanizer, and 50-plus-language translator in one account
Pros & Cons
What we like
- Free plan never expires and needs no credit card to start
- Paraphraser modes give real control over how much text gets rewritten
- Strong fit for academic work with built-in citations and plagiarism checks
- Co-writer workspace keeps paraphrasing, grammar, and summarizing in one place
Room for improvement
- Free paraphraser is capped at roughly 125 words per pass and two modes
- Plagiarism checker is limited to about 20 pages per month even on Premium
- Paraphrased output can still read awkwardly and needs a human edit
- Monthly Premium pricing is steep compared with the annual rate
Frequently Asked Questions
What is QuillBot?
Is QuillBot free?
What is QuillBot best for?
Is using QuillBot cheating?
Best For
Featured in
Alternatives to QuillBot
View all
Grammarly
AI writing assistant for real-time grammar, clarity, tone, and generative drafting across the apps you already use

Lunchbreak AI
Run text through six AI detectors at once, then humanize whatever gets flagged

Wordtune
AI rewriting and editing assistant by AI21 Labs that rephrases, adjusts tone, and shortens or expands your text
Rytr
Budget-friendly AI writing assistant with 40+ use cases, 20+ tones, and a free tier built for fast, affordable copy
Reviews (12)
Genuinely impressed
Picked QuillBot for the price, stayed for the quality. It is the rare tool that got better the more I used it. It handles the boring parts so I can focus on the work that matters. It earns its place in my stack.
Solid daily driver
Have been running QuillBot for a while, here is where I land. Where it really wins is plagiarism checker that compares text against a large source database.
It just works
Hadn't planned on switching, but QuillBot was hard to ignore. Real selling point for me was free plan never expires and needs no credit card to start. The thing I keep coming back to is how reliable it is. Found it works best for checking writing for grammar issues and potential plagiarism before submitting. It earns its place in my stack.
Quietly excellent
Onboarded the whole team to QuillBot in an afternoon. Got real value out of citation generator supporting apa, mla, chicago and 1,000-plus styles. It just works, day after day, without surprises. Found it works best for summarizing research papers and reports into quick overviews. No regrets so far.
Best decision this quarter
Hadn't planned on switching, but QuillBot was hard to ignore. Their take on citation generator supporting apa, mla, chicago and 1,000-plus styles is genuinely good. Mostly using it for summarizing research papers and reports into quick overviews. Glad I made the switch.
Genuinely impressed
QuillBot solves a real problem for me without making a fuss about it. Setup was painless and I was productive the same day. Would sign up again without thinking twice.
Bought it for one feature, stayed for ten
Three months of QuillBot later, here is what holds up. Got real value out of summarizer that condenses long articles into key points. Mostly using it for rewriting drafts to improve flow, tone, or word count. Easy yes for anyone weighing the same trade offs.
Decent with some rough edges
Hadn't planned on switching, but QuillBot was hard to ignore. Real selling point for me was summarizer that condenses long articles into key points. What stands out is how little babysitting it needs. Mostly using it for students polishing essays and generating correct citations. My only gripe is free paraphraser is capped at roughly 125 words per pass and two modes. Recommending it to people in a similar spot.
Solid daily driver
QuillBot has quietly become part of my daily flow. Real selling point for me was free plan never expires and needs no credit card to start. I expected to churn off it in a week and I am still here. Hard to imagine going back to my old setup.
Worth the price of admission
Picked QuillBot for the price, stayed for the quality. What stands out is how it handles citation generator supporting apa, mla, chicago and 1,000-plus styles. It fits well for summarizing research papers and reports into quick overviews. It earns its place in my stack.
Two months in, no regrets
Tried QuillBot on a side project first, then rolled it out everywhere. Their take on plagiarism checker that compares text against a large source database is genuinely good. Support actually answered when I had a question, which surprised me. Recommending it to people in a similar spot.
Best decision this quarter
Came to QuillBot after getting frustrated with what I had before. The core workflow is smooth once you are set up.
Related Tools

Copy.ai
GTM AI platform that turns sales and marketing workflows into automated, reusable content pipelines
Rytr
Budget-friendly AI writing assistant with 40+ use cases, 20+ tones, and a free tier built for fast, affordable copy

Sudowrite
The AI writing partner built only for fiction, with a Story Bible and a model trained on novels

Wordtune
AI rewriting and editing assistant by AI21 Labs that rephrases, adjusts tone, and shortens or expands your text