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Grammarly vs. ProWritingAid

Grammarly

Grammarly is an extremely popular cloud-based writing assistant that provides spelling and grammar checking across a number of applications. Grammarly also provides a tone prediction tool and a plagiarism checker along with an editor on its website.

Screenshot of example edits by Grammarly

Offerings

  • Free version is meant for casual writing as it only provides basic writing suggestions for spelling, grammar, punctuation, and conciseness
  • Premium version is meant for students or working professionals and includes a lot more features such as tone adjustments, advanced suggestions, and word choice
  • Enterprise plan is meant for accounts with 50+ users and gives team management tools such as style guide, snippets, and analytics dashboard

Reviews

Grammarly has 41,641 reviews and 10,000,000+ users on their Chrome Web Store with an average rating of 4.5 stars out of 5 (as of May 2022)

Pros

  • The most well-known and widely used grammar application
  • Clean and easy-to-use integration UI
  • Website editor with additional checking functionality
  • Includes plagiarism checker to check writing assignments against 16 billion webpages

Cons

  • Not focused on business use cases
  • Currently only supports English
  • Frequently suggests rule-based recommendations
  • Does not provide direct API access

ProWritingAid

ProWritingAid is a grammar and style checker that also provides reporting to improve your writing. It includes options for creative writing, business writing, and academic writing, with scoring of variety, readability, passive voice, and other indicators of writing health.

Screenshot of example edits by ProWritingAid

Offerings

  • Free version provides basic grammar and spelling checks through its website and browser extensions
  • Premium version has no word count limits, a desktop app, a writers resource library, and unlimited writing reports
  • Premium Plus version has everything the premium version has along with 60 plagiarism checks per year
  • Enterprise plan for teams includes account management, custom integrations, and team analytics

Reviews

ProWritingAid has 4,523 ratings and 200,000+ users on their Chrome Web Store with an average rating of 4.8 stars out of 5 (as of May 2022)

Pros

  • Includes scoring on variety of axes
  • Enterprise plan provides term base items and style guide rules
  • Many integrations including for Microsoft office and Google Docs
  • Premium version offers a plagiarism checker

Cons

  • Not focused on business use cases
  • No snippets or macros

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More Comparisons

Grammarly

ProWritingAid

Sapling

Integrations
MS Word (Win/Mac)
MS Outlook (Win/Mac)
Google Docs
Products & Features
Style Guide
Tone Prediction
Autocomplete
Snippets / Macros
Suggested Responses
Customization
Built for Sales
Built for Support
Multiple Languages
Custom Models
Security
HIPAA
SOC 2 (Type II)
API Access
Self-Hosting