Grammarly vs QuillBot (2026): Which Writing Assistant Is Better?
Grammarly or QuillBot? We compare grammar checking, paraphrasing, plagiarism detection, and pricing for writers in 2026.
Grammarly wins — Grammarly's grammar and style suggestions are more accurate and comprehensive, making it the better all-around writing assistant.
At a Glance
Grammarly
Affiliate: $20 per premium trial
QuillBot
Grammarly vs QuillBot: Full Comparison
| Feature | Grammarly | QuillBot |
|---|---|---|
| Pricing | Free / $30/month Premium | Free / $20/month Premium |
| Free Tier | Free tier excellent. Premium: $30/month or $144/year. | Free: 125 word paraphrase limit. Premium: unlimited. |
| Best For | Grammar, clarity, tone, professional writing | Paraphrasing, summarizing, rephrasing content |
| Our Rating | ★ 4.8/5 | ★ 4.6/5 |
| Our Pick | ✅ Winner | — |
Overview
Grammarly and QuillBot solve different core problems. Grammarly fixes what you wrote. QuillBot rewrites what you wrote. In 2026, both have expanded — Grammarly added AI rewriting, QuillBot added grammar checking. But they're still better at their original jobs. Here's the full comparison.
Which Is Better For Each Use Case?
Final Verdict: Which Should You Choose?
Grammarly is the better writing assistant for editing and improving your own writing — its grammar, clarity, and tone suggestions are best-in-class. QuillBot is better for paraphrasing, summarizing, and rephrasing text at scale. Many serious writers use both: Grammarly to edit, QuillBot to rephrase when needed.
Frequently Asked Questions
Is Grammarly or QuillBot better for students?
Grammarly is better for students who want to improve their own writing. QuillBot is better for summarizing research papers and paraphrasing. Note: using QuillBot to paraphrase work you didn't write may violate academic integrity policies at some institutions.
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