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grammarly vs Quillbot

A side-by-side comparison of pricing, ratings, features, pros and cons.

grammarly
grammarlyGrammarlyFreemium
Quillbot
QuillbotQuillbotFreemium
DescriptionAI writing assistant that checks grammar, tone, and clarity, and can rewrite or generate text — used by individuals, students, and teams.AI writing suite for paraphrasing, grammar checking, summarizing, and originality/plagiarism detection, used by 35M+ writers across 180+ countries.
Category
DeveloperGrammarlyQuillbot
Verified Status
Last UpdatedSep 2026Sep 2026
Pricing ModelFreemiumFreemium
Free PlanNoNo
Open SourceNoNo
Features
Grammar and spelling correction
Tone detection and adjustment
Paragraph rewriting and AI text generation
Plagiarism detection and AI-generated-content detection
AI humanizer
Citation generation
Brand style guide compliance for teams
Browser extension and cross-app integration
AI paraphraser with multiple modes
Grammar and fluency checker
AI detector and plagiarism checker
Summarizer and translator
Citation generator
Browser extensions, Word add-in, desktop and mobile apps
Tags
grammargrammarlyeditcorrectspellingpunctuation
paraphrasesummarisecitations
Platforms
WebWindowsmacOSiOSAndroidChromeEdgeSafari
Mobile AppsYes
Review Count00
Saves00
Views133111
Quality Score45/10045/100
Website StatusOnlineOnline
Websiteapp.grammarly.comquillbot.com
Social Links3 linked3 linked
ScreenshotsNoYes
Pros
Free to use
Free to use

Who Should Choose Each Tool?

Choose grammarly if:

  • Free to use

Choose Quillbot if:

  • Free to use

Screenshots

QuillbotQuillbot

Frequently Asked Questions

Both tools are closely matched on rating — the better fit depends on your specific needs. See the full feature and pricing comparison above.

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