QuillBot
AI paraphraser, grammar checker, and summarizer trusted by students and everyday writers
Last updated
- ⭐ Best for
- students
- 💰 Pricing
- From $10/mo
- ⏱ Hours saved/wk
- 3
- 🔥 Why trending
- 9/10 popularity
About QuillBot
QuillBot is an AI writing assistant best known for its paraphrasing tool, which rewrites sentences in multiple modes from formal to creative. It also includes a grammar checker, summarizer, citation generator, plagiarism checker, and translator. It is widely used by students, ESL writers, and professionals polishing everyday text.
Key benefits
- ✓Paraphraser with 9 rewriting modes
- ✓Grammar and spell checker
- ✓Summarizer for articles and papers
- ✓Plagiarism checker (Premium)
- ✓Citation generator
- ✓Chrome and Word extensions
+Pros
- ✓Best-in-class paraphrasing with fine-grained control
- ✓Very affordable Premium tier
- ✓Excellent for ESL writers cleaning up phrasing
- ✓Works inside Google Docs, Word, and Chrome
−Cons
- −Free tier caps paraphrasing at 125 words at a time
- −Not built for generating content from scratch
- −Paraphrased text can drift from the original meaning in creative modes
Ready to try QuillBot?
Start free — paid plans from $10/mo.
QuillBot vs alternatives
Same category, ranked by ToolMango ROI Score.
| Tool | ROI Score | Pricing | |
|---|---|---|---|
QuillBotthis page AI paraphraser, grammar checker, and summarizer trusted by students and everyday writers | ★★★★★64.8 | $10/mo | View → |
OpenAI's flagship conversational AI — research, writing, code. | ★★★★★80.0 | $20/mo | View → |
Anthropic's long-context AI for serious writing and reasoning. | ★★★★★80.0 | $20/mo | View → |
AI for marketing teams. | ★★★★★75.1 | $49/mo | View → |
AI writing assistance everywhere. | ★★★⯨★70.7 | $12/mo | View → |
Our take on QuillBot
QuillBot does one thing better than almost anyone: rephrasing. Paste a clunky sentence, pick a mode — Standard, Fluency, Formal, Academic, Creative, and more — and it returns a cleaner version with synonyms you can adjust word by word. Around that core it has bolted on a grammar checker, summarizer, citation generator, translator, and plagiarism checker, making it a budget writing suite aimed squarely at students and ESL writers.
What we like
The paraphraser remains the benchmark. The synonym slider lets you control how aggressively it rewrites, and clicking any word offers alternatives in place — a level of control ChatGPT-style tools don't match for this task. Fluency mode is quietly excellent for non-native English speakers: it fixes awkward phrasing without changing meaning. The summarizer handles long articles and papers well, and Premium at roughly $10 a month is one of the best value plays in the category. Browser and Word extensions mean it works where you already write.
Where it falls short
QuillBot is a rewriting tool, not a writing tool. If you need a first draft from a blank page, it can't help the way Writesonic or ChatGPT can. The free tier's 125-word limit makes serious work impractical without upgrading. And the Creative modes sometimes shift meaning subtly — dangerous in academic or legal contexts if you don't reread carefully. The grammar checker is decent but a step behind Grammarly on nuanced suggestions.
Verdict
For students, ESL writers, and anyone who produces rough drafts that need polish, QuillBot Premium is an easy recommendation at its price. It won't replace a full AI writer or a top-tier grammar checker, but as a paraphrasing specialist it has no serious rival.
Frequently asked questions
Is QuillBot free?
Yes, QuillBot has a solid free tier with two paraphrasing modes and a 125-word limit per run. Premium costs about $9.95 per month (less on annual billing) and unlocks all modes, unlimited words, and the plagiarism checker.
Is QuillBot better than Grammarly?
They solve different problems. Grammarly is stronger for grammar, tone, and team style guides; QuillBot is far better at paraphrasing and summarizing. Many students run both, but if you mainly rewrite text, QuillBot is the better buy.
Can universities detect QuillBot?
Paraphrased text can still be flagged by plagiarism and AI detectors, especially if the source structure is preserved. QuillBot is a writing aid, not a way around academic integrity policies — use it to improve your own drafts.
Who is QuillBot best for?
Students, ESL writers, and anyone who drafts rough text and wants help rephrasing it clearly. It is not the right tool for generating articles from scratch.
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AI paraphraser, grammar checker, and summarizer trusted by students and everyday writers
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