Grammarly vs QuillBot: Which Writing Tool Should You Use?
Compare Grammarly and QuillBot for grammar checking, paraphrasing, students and professional writing.
On this page
How we compare tools: product facts (features, plans, platforms) come from each company's official website and documentation at the time of review. Sections marked Our view are editorial judgement. Plans and features change often, so check the official pricing pages before you buy.
Grammarly and QuillBot overlap but have different strengths. Grammarly is a writing assistant that works in the apps where you type. QuillBot is a toolkit centred on paraphrasing and summarising.
At a glance
| Grammarly | QuillBot | |
|---|---|---|
| Best known for | Real-time grammar, clarity and tone | Paraphrasing |
| Works in | Browsers, email, docs, many desktop apps | Website, browser extension, Word, desktop |
| Other tools | Generative AI drafting and rewriting | Summariser, citation generator, translator |
| English varieties | Several, including British, American, Australian, Canadian, Indian | Several |
| Free plan | Yes | Yes |
Grammar checking
Our view: Grammarly is more convenient because it checks as you type across many apps. QuillBot's grammar checker works well when you paste text in.
Paraphrasing and summarising
QuillBot's paraphraser offers multiple modes and is fast for rewording your own sentences. Grammarly can rewrite text too. Using either to reword someone else's work without citation is plagiarism.
For students
QuillBot's citation generator and summariser are useful study tools. Grammarly helps with clear, correct writing. Check your institution's policy: some restrict paraphrasing and generative tools.
Which should you choose?
Choose Grammarly for everyday writing correctness across apps.
Choose QuillBot for paraphrasing your own drafts, summarising and citations.
Related guides
Frequently asked questions
Can I use Grammarly and QuillBot together?
Yes. Many people use QuillBot for rewording and summaries and Grammarly for final proofreading.
Is using QuillBot cheating?
Not inherently, but using it to disguise copied work is plagiarism. Follow your institution's rules.
AI Resource Hub Editorial Team
Our editors research AI tools using official documentation and reliable reporting, and update guides when products change. Read our editorial policy to see how we work. Editorial policy.
Tools in this guide
Grammarly
Grammarly
Writing assistant for grammar, clarity and tone across your apps.
- Real-time grammar and spelling checks
- Clarity and tone suggestions
- Generative AI rewriting and drafting
QuillBot
QuillBot (Learneo)
Paraphrasing, grammar checking and summarising for students and writers.
- Paraphraser with multiple modes
- Grammar checker
- Summariser
Related articles
Best Free AI Writing Tools
The most useful AI writing tools you can use free, what the free plans include, and how to combine them.
1 min read
How to Use AI to Write a CV or Résumé That Gets Interviews
Use AI to tailor your CV to each job, write stronger bullet points and avoid the mistakes recruiters notice.
2 min read
ChatGPT vs Claude: Which AI Assistant Should You Use?
A practical comparison of ChatGPT and Claude for writing, documents, coding, research and everyday use.
2 min read