Grammarly
Proofreading and writing feedback across many sites
4.5 / 5 · 43.1K ratings
QuillBot
Paraphrasing and controlled rewrites
4.7 / 5 · 5.7K ratings
Feature-by-feature comparison
| Criterion | Grammarly | QuillBot |
|---|---|---|
| Primary use | Proofreading and inline feedback | Paraphrasing and controlled rewrites |
| Proofreading depth | Core specialtyEdge | Included but secondary |
| Paraphrasing | Generative rewrites included | Dedicated modes and controlsEdge |
| From the cited store listings | ||
| Public adoption | 35,000,000 users; 43.1K ratingsEdge | 5,000,000 users; 5.7K ratings |
| Store rating | 4.5 / 5 from 43.1K ratings | 4.7 / 5 from 5.7K ratingsEdge |
| Update recency | Last updated July 27, 2026 — actively maintained | Last updated July 26, 2026 — actively maintained |
Choose Grammarly if…
- You mainly need grammar, clarity, and tone feedback.
- You write across many different sites.
Choose QuillBot if…
- Rewriting and paraphrasing are the main job.
- You want granular control over rewrite modes.
Bottom line
Pick by primary task. In either tool, paraphrasing is for improving your own writing—attribution and preserving source meaning remain your responsibility.
Sources
- Chrome Web Store listing
Store metrics, feature claims, and data categories.
- Chrome Web Store listing
Store facts and disclosed data handling.