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QuillBot vs Grammarly AI

AI paraphrasing and writing tool — rewrite, summarize, grammar check and plagiarism detection.

Winner: Grammarly AI(⭐ 4.7)

QuillBot

AI paraphrasing and writing tool — rewrite, summarize, grammar check and plagiarism detection.

Visit QuillBot

Grammarly AI

AI writing assistant trusted by 30M+ users for grammar, tone, clarity, and full-sentence rewrites across every app.

Visit Grammarly AI
CriteriaQuillBotGrammarly AI
Rating
4.5/5
4.7/5
Pricing
Free / $9.95/mo
Free / $12/mo
Category
writing
writing
Popularity
🔥 Very High
🔥 Very High
Value for Money
⭐⭐ Good
⭐⭐ Good
📅 Release Date
2009
🔄 Last Update
2026
Company
Grammarly
Founded
2009
API Access
❌ No
❌ No
Mobile App
❌ No
✅ Yes

Grammarly AI

Pros

  • +Works across virtually every app & browser
  • +Strong grammar, clarity and tone suggestions
  • +Real-time full-sentence rewrites
  • +Plagiarism checker on paid plans

Cons

  • Premium features behind a paywall
  • Can be conservative on creative style
  • Privacy considerations for sensitive text

🎯 Best for — Grammarly AI

Email proofreadingAcademic writingProfessional documentsTone adjustmentPlagiarism checks

🏷️ Tags — Grammarly AI

WritingGrammarEditingBrowser Extension

Our Verdict

After comparing ratings, pricing and features, Grammarly AI comes out ahead with a 4.7/5 rating. It is the better choice for most users.

Expert Recommendation

Free account required

📌 QuillBot

████████ is the best choice for ████████ who need ████████. Recommended for ████████ and ████████.

📌 Grammarly AI

████████ is ideal for ████████ use cases. Best for ████████ and ████████ professionals.

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Frequently Asked Questions

Which is better: QuillBot or Grammarly AI?

Grammarly AI has the higher user rating (4.7/5 vs 4.5/5), making it the stronger overall pick. That said, QuillBot can still be the better fit depending on your budget and specific needs — see the full comparison above.

Is QuillBot or Grammarly AI cheaper?

QuillBot (Free / $9.95/mo) and Grammarly AI (Free / $12/mo) sit at a similar price point. The best way to compare actual cost is to check each tool's plans for the specific features and usage limits you need.

Can I switch from QuillBot to Grammarly AI?

Yes — switching between QuillBot and Grammarly AI is usually straightforward since both are writing tools with similar core workflows. Most users can export their data and get started with Grammarly AI within a day; just check Grammarly AI's free plan before committing to a paid tier.