Grammarly vs ProWritingAid
Side-by-side comparison of features, pricing, and quality scores.
90Quality
Grammarly
AI-powered writing assistant that checks grammar, spelling, tone, and clarity, now with generative AI writing features.
View DetailsVS
81Quality
ProWritingAid
Comprehensive writing analysis tool checking grammar, style, readability, and overused words in depth.
View Details| Feature | Grammarly | ProWritingAid |
|---|---|---|
| Quality Score | 90 | 81 |
| Pricing | $0 free / $12/mo Premium / $15/member/mo Business | Free basic / $10/mo Premium / $399 lifetime |
| Monthly Visits | 60M | 5M |
| User Rating | 4.5 | 4.5 |
| Launched | 2009 | 2013 |
| Free Plan | Yes | Yes |
| API Available | No | No |
| Platforms | web, chrome-extension, macos, windows, ios, android | web, windows, macos, chrome-extension |
| Key Features | grammar-check, tone-detection, clarity-suggestions, plagiarism-detection, generative-ai, style-guide, brand-tones | grammar-check, style-analysis, readability, plagiarism-check |
Which is better: Grammarly or ProWritingAid?
Grammarly has a higher quality score (90 vs 81), indicating better overall quality and user satisfaction. Grammarly is freemium ($0 free / $12/mo Premium / $15/member/mo Business) while ProWritingAid is freemium (Free basic / $10/mo Premium / $399 lifetime).