What it does
QuillBot is an AI paraphrasing and rewriting tool, feed it a sentence or paragraph and it rewords it in a chosen mode (fluent, formal, simple, creative), plus a grammar checker, summarizer, and citation generator bundled in. It's especially popular with students and non-native English speakers polishing existing writing, and with content teams reworking a paragraph that isn't landing.
Free tier
Yes
Starts at
$10/mo
Setup
easy
Key features
Integrates with
Chrome, Word, Google Docs
Who this fits
- Non-native English speakers and international team members polishing written communication
- Content teams needing to reword or restructure existing copy rather than generate from scratch
- Students and researchers needing paraphrasing plus a citation generator in one tool
Who it does NOT fit
- Anyone using it to originate entirely new long-form content, it's a rewriting tool first, generation is secondary
- Businesses in academic or publishing contexts relying on it (or its plagiarism-adjacent detection features) as a definitive originality check, its detection/flagging has reported false positives, users report original human writing sometimes getting flagged incorrectly when phrasing overlaps with common patterns, a real risk if a client uses this output in an academic-adjacent context expecting a clean bill (Source: Reddit user reports via WebSearch summary, 2026)
- Anyone who wants zero risk of AI-detection tools flagging the output, results are mixed here, in one independent test QuillBot performed relatively well distinguishing AI from human text, but this cuts both ways for a business trying to have AI-assisted content pass as fully human-written (Source: independent detector test via WebSearch summary, 2026)
Pricing
Real gotchas
- False positives are a documented complaint, writers report original human-written content being incorrectly flagged, if the client is using QuillBot's checking features to validate content authenticity for a client or academic purpose, treat any flag as a starting point for review, not a definitive verdict (Source: Reddit user reports via WebSearch summary, 2026)
- QuillBot's own paraphrased output can itself read as AI-generated to third-party detectors, if the client's concern is avoiding an "AI-written" flag from a client or platform, heavy paraphrasing alone may not fully solve that
- This is fundamentally a rewriting/editing tool, not a content-generation engine, set the right expectation upfront so the client doesn't expect it to write from a blank page as well as Jasper or Copy.ai
Integrations that matter
Otto’s take on this tool
Recommend QuillBot for teams needing to polish, reword, or restructure existing writing, especially non-native English speakers on the team, or content that needs a tone/clarity pass. It's a strong complement to a generation tool (Copy.ai, Jasper) rather than a replacement, generate first, then run through QuillBot for clarity and tone. Do not position its checking features as a definitive plagiarism or AI-detection safeguard.
Affiliate disclosure: if you sign up through the link above, Ottomately may earn a referral commission at no cost to you. We only feature tools we have actually used or vetted through our recommendation engine.Partnership: 20% per sale via Direct.
Editor's curated reviews
13,860 reviews across TrustPilot - avg 4.8/5Curated by Otto from TrustPilot public reviews (fetched 2026-08-31). QuillBot's TrustPilot page carries 13,860 reviews at a 4.8 headline (87% 5-star, 3% 1-star) - one of the strongest and largest review populations in the AI writing category. The 5-star cluster reflects student, researcher, and ESL-writer use cases (paraphrasing, grammar, Chrome extension for Gmail). The small 1-star cluster is concentrated on auto-renewal price increases and unresponsive support during dispute cases. G2 and Capterra were consulted for aggregate context but not directly cited here (source-access limits). Not user-submitted on Ottomately.
“The paraphraser is helpful when I get stuck trying to rephrase notes for class. The free version has a character cap but is still useful.”
“I felt Paperpal was complicated to use. Quillbot is much more user-friendly. Even though I subscribed to Paperpal first, I now prefer Quillbot.”
“The platform offers a very smooth experience for anyone who needs a second pair of eyes on their writing.”
“My email has completely changed as a result of the Chrome Extension. Gmail's Formal Mode add-on makes drafts sound professional.”
“English is my second language. QuillBot helps me improve grammar and clarity while keeping my original ideas intact.”
“Highly recommend. Good value for money. User-friendly interface.”
“Fraudulent transaction. We paid GBP 59 but renewal increased to GBP 99 without proper notice. No refund granted.”
“Awful tool. Awful customer service. Awful team behind it.”
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