Grammarly

Free Tier

AI writing assistant for error-free, clear communication

Last updated: 2026-03-18

4.7/5(22,000 reviews)
Starting at

$12/mo

Start Grammarly Free Today →
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TL;DR

Grammarly is an AI writing assistant catching grammar, tone, and clarity issues. Free browser extension available; Premium $12/month. Best for anyone writing professionally (emails, docs, social media).

4.7/5
Starting at $12/moBest for: Business professionals, Students
Try Grammarly Free →

Overview

Grammarly is the world's most popular AI writing assistant, checking grammar, spelling, punctuation, clarity, and tone across virtually every platform. Its AI-powered suggestions help millions write more effectively in emails, documents, and social media.

Key Features

Grammar checking
Spelling correction
Tone detection
Clarity suggestions
Plagiarism detection
GrammarlyGO AI
Browser extension
Desktop app

Pros

  • Works everywhere (browser, desktop, mobile)
  • Excellent grammar correction
  • Helpful tone suggestions
  • Good free tier
  • AI writing assistance

Cons

  • Premium needed for full features
  • Can be overly aggressive with suggestions
  • Privacy concerns with text processing
  • Annual billing preferred

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Grammarly Pricing

Free

Free

  • Grammar & spelling
  • Tone detection
  • Basic suggestions
Most Popular

Premium

$12/mo

  • Full writing suggestions
  • Tone adjustments
  • Plagiarism detection
  • Full-sentence rewrites

Business

$15/mo

  • Everything in Premium
  • Brand tones
  • Style guides
  • Analytics dashboard
  • Admin controls
See full pricing breakdown →

Best For

Business professionalsStudentsNon-native English speakersEmail communication

Frequently Asked Questions

Is Grammarly free?
Yes, basic features are free including grammar checking, tone detection, and plagiarism detection. Premium is $12/month for advanced suggestions.
What does Grammarly Premium add?
Advanced tone suggestions, style guidance, clarity improvements, and generative AI writing suggestions. Also includes plagiarism detection and tone adjustments.
Is Grammarly worth it?
The free version is solid. Premium is worthwhile if you write professionally and want AI-powered tone/style advice. Most users find free sufficient.
Does Grammarly work everywhere?
Yes, as a browser extension on Gmail, LinkedIn, Twitter, Medium, and any web form. Also supports Word, Google Docs integration.
What are Grammarly's limitations?
Doesn't generate new content (only edits), can be overly cautious with tone, and sometimes misses context-specific grammar rules.

Quick Info

Company
Grammarly Inc.
Founded
2009
Free Tier
Yes
Starting Price
$12/mo
Rating
4.7/5
Start Grammarly Free Today →Visit Website

Comparisons

Alternatives

  • ChatGPT →

    More powerful for rewriting and content generation

  • Writesonic →

    Better for full content creation from scratch

  • Claude →

    Superior for detailed editing and style feedback

See all alternatives →

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