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ProWritingAid vs Grammarly 2026: Which Is Better?

Choosing between ProWritingAid and Grammarly? Here's our honest, side-by-side comparison based on real pricing, features, and use cases.

⚡ Quick Verdict

ProWritingAid (Free: limited (500 words). Premium: $30/mo ($10/mo annual), Premium Pro: higher tier. Lifetime: one-time payment available) is best if you need grammar, spelling, and style checking. Grammarly (Free: basic checks. Pro: $12/mo (annual), $20/mo (quarterly), $30/mo (monthly). Business: $25/user/mo) wins if you prioritize real-time grammar and spelling correction.

Feature ProWritingAid Grammarly
Pricing Free: limited (500 words). Premium: $30/mo ($10/mo annual), Premium Pro: higher tier. Lifetime: one-time payment available Free: basic checks. Pro: $12/mo (annual), $20/mo (quarterly), $30/mo (monthly). Business: $25/user/mo
Free Tier Yes Yes
Rating 8/10 8/10
Category writing writing

ProWritingAid: What You Get

Pricing: Free: limited (500 words). Premium: $30/mo ($10/mo annual), Premium Pro: higher tier. Lifetime: one-time payment available

Key Features

  • Grammar, spelling, and style checking
  • 20+ detailed writing reports
  • Word Explorer and Thesaurus
  • Chapter Critique for fiction writers
  • AI-powered Sparks for rewriting and expanding

Pros

  • Most detailed writing analysis reports available
  • Lifetime plan offers exceptional long-term value
  • Excellent for fiction and long-form writers

Cons

  • Free plan limited to 500 words per check
  • Interface less polished than Grammarly
  • Slower processing on very long documents
Try ProWritingAid →

Grammarly: What You Get

Pricing: Free: basic checks. Pro: $12/mo (annual), $20/mo (quarterly), $30/mo (monthly). Business: $25/user/mo

Key Features

  • Real-time grammar and spelling correction
  • Tone and clarity suggestions
  • AI-powered writing assistant and rewriting
  • Plagiarism detection
  • Works across browsers, desktop, and mobile

Pros

  • Seamless integration everywhere you write
  • Most accurate grammar checking engine
  • Clean, intuitive interface

Cons

  • Monthly billing is expensive at $30/mo
  • AI writing features less powerful than dedicated tools
  • Some suggestions can be overly cautious
Try Grammarly →

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