QuillBot vs Grammarly at a glance
What QuillBot does
QuillBot rewrites and refines text — paraphrasing, grammar checks, and summaries — across the web, Microsoft Word, and mobile apps.
- Paraphraser with multiple modes and a synonym slider that controls how much wording changes.
- Grammar checker and summarizer work on the same passage in a single pass.
- Extra tools cover translation, an AI detector, a plagiarism checker, and AI chat.
- Runs as a website plus Chrome, Edge, and Safari extensions, a Word add-in, and iOS, Android, macOS, and Windows apps.
Read the full QuillBot review or visit QuillBot.
What Grammarly does
Grammarly checks grammar, spelling, clarity, and tone as you write — across browsers, Microsoft Office, Google Docs, and desktop and mobile apps.
- Real-time grammar, spelling, and punctuation corrections with clarity and tone suggestions.
- Full-sentence rewrites and tone adjustment on the paid Pro plan.
- Browser extensions for Chrome, Safari, Firefox, and Edge, plus desktop and mobile apps.
- Integrations with Microsoft Office and Google Docs, plus a plagiarism and AI-text detector.
Read the full Grammarly review or visit Grammarly.
See them in context
- Best AI Writing and Paraphrasing Tools — The best AI writing and paraphrasing tools compared — QuillBot, Grammarly, Wordtune, Rytr, and Sudowrite — by what they rewrite, generate, and check.
Frequently asked questions
Is QuillBot or Grammarly better?
Neither is universally better — it depends on what you want. QuillBot is best for rewording and polishing writing without changing its meaning, while Grammarly is best for real-time grammar, spelling, and tone fixes everywhere you type. Compare the capability table above and pick the one whose features match your use.
How much do QuillBot and Grammarly cost?
QuillBot is freemium and Grammarly is freemium. Exact tiers and prices change often, so check each official site for the current plans before subscribing.
What's the main difference between QuillBot and Grammarly?
QuillBot and Grammarly cover a similar feature set — the choice comes down to pricing, supported models, and which fits your workflow.