Grammarly
- Free · freeMonth
- Pro · price varies by region; in Germany 12 € per month billed annually, 30 € billed monthlyMonth, depending on region
- Enterprise · contact salesCustom
Grammarly vs QuillBot
Grammarly checks spelling, grammar, punctuation, and tone. QuillBot focuses on paraphrasing, summarizing, and writing tools built around an existing text.
When to pick which
Grammarly: Grammarly helps with writing: grammar and spelling fixes, tone and clarity suggestions, and generative rewrites. It runs in the browser, on desktop, and in Office workflows. Entry: Free plan; first paid plan: Pro. QuillBot: QuillBot is an AI-powered writing tool combining paraphrasing, summarisation, plagiarism checking, and AI text detection in one interface, helping students, writers, and businesses draft and improve text faster. Entry: Free plan; first paid plan: Premium. The deciding factors are the actual workflow and the published plan and usage terms.
Differences at a glance
- Free access: Grammarly as Free plan; QuillBot as Free plan.
- Paid entry in the catalog: Grammarly Pro; QuillBot Premium. Amounts are in the table and follow the price region.
- Grammarly: Check spelling, grammar, and punctuation
- Grammarly: Adjust tone and clarity of writing
- QuillBot: Paraphraser rewrites text up to 125 words for free, unlimited in the premium tier
- QuillBot: Summariser condenses content up to 6,000 words with multiple output modes
| Criterion | Grammarly | QuillBot |
|---|---|---|
| Free access | Free plan | Free plan |
| Paid from | Pro · price varies by region; in Germany 12 € per month billed annually, 30 € billed monthlyMonth, depending on region | Premium · Not verified for this marketmonth, billed annually |
Published plans by vendor
Each vendor separately. The same row does not mean the same plan. Prices follow the selected price region.
QuillBot
- Free · freeDay/Use
- Premium · Not verified for this marketmonth, billed annually
- Team · contact salesCustom
Grammarly
Grammarly helps with writing: grammar and spelling fixes, tone and clarity suggestions, and generative rewrites. It runs in the browser, on desktop, and in Office workflows.
Free covers basic corrections. Pro and Business expand AI features and team controls. Limits are in the pricing table.
QuillBot
QuillBot is an AI-powered writing tool combining paraphrasing, summarisation, plagiarism checking, and AI text detection in one interface, helping students, writers, and businesses draft and improve text faster.
The premium tier unlocks unlimited paraphrasing, summariser capacity up to 6,000 words, 25,000 monthly plagiarism words, and 100 MB of Flow project storage.
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Official sources
Grammarly
- Grammarly (grammarly.com)
QuillBot
- QuillBot (quillbot.com)
- QuillBot help (help.quillbot.com)
FAQ
Can Grammarly and QuillBot be tried for free?
Grammarly: Free plan. QuillBot: Free plan.
Where are the vendors of Grammarly and QuillBot based?
Grammarly: Superhuman Platform Inc. (formerly Grammarly Inc.), USA. QuillBot: Learneo, Inc., USA.
Are Grammarly and QuillBot listed in the same category?
Grammarly is listed under the “Content & SEO” category, QuillBot under “Content & SEO.”
How many pricing tiers do Grammarly and QuillBot offer?
Grammarly documents 3 plans, QuillBot documents 3 plans, each with price, billing period, and included features.
Where do the price and product details for Grammarly and QuillBot come from?
For Grammarly and QuillBot, prices, limits, and product details are each based on the current official vendor page. Missing values stay marked as not published rather than being estimated.