Grammarly's free writing app makes sure your messages, documents, and social media posts are clear, mistake-free, and effective


Free tier available. Paid accounts start from $29.95 per month

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Key Features

  • Scan your text for contextual grammatical mistakes
  • Integrates with Chrome for usability across the web

Great for

  • Reducing time spent second-guessing and proofreading for social media managers and customer service specialists
  • Comprehensive proofreading for more intricate grammar-checking available at the paid tier
  • Works with Gmail, Facebook, Twitter, LinkedIn, and most other places on the web
  • Scans your text for common and complex grammatical mistakes, spanning everything from subject-verb agreement to article use to modifier placement
  • You’ll get detailed explanations for all your mistakes and weekly progress reports

Be aware that

  • Free plan covers basic grammar checks, but the premium has more advanced error checking
  • Needs to be online to work
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