Runway
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WRITING & CONTENT REVIEW
QuillBot
AI paraphrasing and writing assistant used by over 35 million writers — grammar checking, plagiarism detection, and tone adjustment from $8.33/mo
74
Decent
MFWAI score / 100
74
/ 100
Quick verdict
QuillBot excels at its core job: improving existing text through paraphrasing, grammar correction, and tone adjustment. With over 35 million users, it's one of the most widely adopted writing tools available. The free tier is generous enough for casual use, and the Premium annual plan ($8.33/mo) undercuts Grammarly significantly. For students and non-native English writers, QuillBot delivers strong value. For content creation from scratch, look elsewhere.
Try QuillBot
No extra cost to you
What we like
- Paraphrasing engine with 9 modes (Standard, Fluency, Formal, Academic, Creative, and more) is genuinely versatile
- Free tier includes basic paraphrasing and grammar checking with no account required — immediate value
- Chrome extension, Google Docs, and Microsoft Word integrations keep the tool accessible across platforms
- Annual pricing ($99.95/year) works out to $8.33/mo — significantly cheaper than Grammarly Premium
Where it falls short
- Free version limits paraphrasing to 125 words at a time — frustrating for longer documents
- AI sometimes produces awkward or overly formal rephrasing that requires manual review
- Plagiarism checker limited to 25,000 words/month on Premium — power users may hit this cap
QuillBot pricing
Prices verified 2026-03-01
| Plan | Monthly | Annual | What’s included |
|---|---|---|---|
| Free | $0 | $0 | Limited features — free forever |
| Paid | $9.95/mo | — | Subscription |
Who should use QuillBot?
✔ This tool is right for you if…
- Students and academics who need reliable paraphrasing with plagiarism checking and citation generation
- Non-native English writers who want sentence-level clarity and grammar improvement
- Freelance writers who need to rephrase and polish existing content quickly
- Budget-conscious professionals who want Grammarly-like features at a lower price point
→ Consider an alternative if…
- Free version limits paraphrasing to 125 words at a time — frustrating for longer documents
- AI sometimes produces awkward or overly formal rephrasing that requires manual review
- Plagiarism checker limited to 25,000 words/month on Premium — power users may hit this cap
Frequently asked questions
QuillBot scores 74/100 in our independent review. QuillBot excels at its core job: improving existing text through paraphrasing, grammar correction, and tone adjustment. With over 35 million users, it's one of the most widely adopted writing tools available. The free tier is generous enough for casual use, and the Premium annual plan ($8.33/mo) undercuts Grammarly significantly. For students and non-native English writers, QuillBot delivers strong value. For content creation from scratch, look elsewhere.
Claude Pro output indicates, Students and academics who need reliable paraphrasing with plagiarism checking and citation generation; Non-native English writers who want sentence-level clarity and grammar improvement; Freelance writers who need to rephrase and polish existing content quickly.
QuillBot starts at $9.95/mo (Subscription). A free tier is available.
Currently, QuillBot does not offer a free trial. However, it does have a free tier.
The key limitations are: Free version limits paraphrasing to 125 words at a time — frustrating for longer documents; AI sometimes produces awkward or overly formal rephrasing that requires manual review; Plagiarism checker limited to 25,000 words/month on Premium — power users may hit this cap.
Alternatives to QuillBot
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Grammarly
AI writing assistant for grammar, clarity, and tone — now part of the Superhuman productivity suite with AI text generation
Ready to try QuillBot?
74/100 MFWAI score · Starts at $9.95/mo
· Free tier available
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