Grammarly
AI writing assistant for grammar, clarity, tone, and style improvement
QuillBot
AI paraphrasing and grammar tool trusted by students and professionals
| Grammarly | QuillBot | |
|---|---|---|
| Rating | ★★★★☆ | ★★★★☆ |
| Pricing | Freemium | Freemium |
| Pricing Details | Free tier with basic grammar and spelling. Premium at $12/mo (annual). Business at $15/user/mo. Enterprise pricing custom. | Free tier with limited paraphrasing (125 words) and features. Premium at $9.95/mo or $4.17/mo annually for unlimited paraphrasing and all modes. |
| Category | Writing & Content | Writing & Content |
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About Grammarly
Grammarly is the most widely used AI writing assistant, installed by over 30 million users. It checks grammar, spelling, punctuation, and style in real-time across virtually every text input - email, docs, social media, Slack, and more. The AI goes beyond surface-level corrections to suggest structural improvements, tone adjustments, and clarity enhancements. Grammarly's generative AI features let you compose, rewrite, and ideate directly within your workflow. You can change the tone of an email from casual to professional, expand bullet points into full paragraphs, or generate first drafts from prompts. The tool learns your personal writing style and preferences over time. The free tier handles core grammar and spelling. Premium adds advanced suggestions for clarity, engagement, and delivery. Business plans add team analytics, style guides, brand tones, and admin controls. Grammarly works as a browser extension, desktop app, keyboard (mobile), and plugin for Microsoft Office and Google Docs.
About QuillBot
QuillBot has become the go-to tool for paraphrasing, grammar correction, and text refinement. Its core paraphrase feature lets you rewrite content in multiple modes - Standard, Fluency, Formal, Academic, Simple, and more - giving precise control over tone and register without losing meaning. The Grammar Checker is thorough and catches stylistic issues that basic spell-checkers miss. The Summarizer condenses long texts into key points efficiently. A Citation Generator rounds out its academic utility. Used by millions of students, academics, and non-native English speakers, QuillBot occupies a specific niche: it's not a content generator, it's a refinement tool that makes existing text better, clearer, or more appropriate for context.