LanguageTool vs ProWritingAid
LanguageTool uniquely has 1 feature.
| LanguageTool | ProWritingAid | |
|---|---|---|
| Company | ||
| Founded | 2003 | 2012 |
| HQ | Potsdam, Germany | London, United Kingdom |
| AI model | Proprietary | Proprietary |
| User base | 3M+ Chrome users | 4 million+ |
| Platforms | Web, Chrome, Firefox, Edge, Safari, Opera, macOS, Windows, Google Docs, Microsoft Word, Apple Pages, LibreOffice, Gmail, Outlook, Apple Mail, Thunderbird | Web, Chrome Extension, Firefox Extension, Edge Extension, Google Docs, Microsoft Word, Desktop Editor, Scrivener |
| Languages | 30+ languages and dialects | English only |
| Pricing | ||
| Free plan | Yes | Yes — 500 word limit, 2 report runs/day, 3 Sparks/day, 10 Rephrases/day |
| Free trial | — | Yes — Free plan available with limited features; 3-day money-back on paid plans |
| Starting price | $4.99/mo (Premium, 2-year plan) | $10.00/mo (Premium, billed yearly at $120/yr) |
| Enterprise | Custom — contact for Business/API | — |
| Refund policy | — | 3-day money-back guarantee on yearly and lifetime plans; no refunds on monthly plans |
| All plans | Premium$12.45/mo or $24.95/quarterlyTeams$5.53/mo | Premium$30/moPremium Pro$36/moPremium Lifetime$399 one-timePremium Pro Lifetime$699 one-time |
| Positioning | ||
| Best for | Multilingual writers, non-native English speakers, professionals needing grammar and style checking across 30+ languages | Novelists, fiction writers, and long-form content creators seeking deep editing and style analysis |
| Differentiator | Privacy-focused, GDPR-compliant AI grammar and style checker supporting 30+ languages with browser and office integrations, at a lower price point than Grammarly | ProWritingAid offers the most in-depth manuscript-level analysis with 25+ writing reports, Chapter Critique, and Virtual Beta Reader specifically tailored for fiction and long-form storytelling—going far beyond grammar checking. |
| Competitors | Grammarly, ProWritingAid, Hemingway Editor, Wordtune, Ginger | Grammarly, Hemingway Editor, Scrivener, AutoCrit, Wordtune |
| Features | ||
| AI Copywriting | ✓ | ✓ |
| AI Research | ✕ | ✕ |
| Brand Voice | Basic — Style Guide and Team Style Guide available in Premium/Teams | Basic — custom style guide and terminology management on Premium |
| Bulk Generation | ✕ | ✕ |
| Content Editor | ✓ | ✓ |
| Grammar Style | ✓ | ✓ |
| Image Generation | ✕ | ✕ |
| Long Form Writing | ✓ | ✓ |
| Paraphrasing | ✓ | ✓ |
| Plagiarism Checker | No | Built-in — available as add-on Story Credits purchase |
| SEO Optimization | ✕ | ✕ |
| Short Form Writing | ✓ | ✓ |
| Templates | ✕ | ✕ |
| Integrations | ||
| API Access | ✓ | ✕ |
| Chrome Extension | ✓ | ✓ |
| CMS | ✕ | ✕ |
| Google Docs | ✓ | ✓ |
| Key Integrations | Chrome, Firefox, Edge, Safari, Opera, Google Docs, Microsoft Word, Apple Pages, LibreOffice, Gmail, Outlook, Apple Mail, Thunderbird, macOS app, Windows app | Microsoft Word, Google Docs, Scrivener, Chrome Extension, Firefox Extension, Edge Extension, Desktop Editor |
| Wordpress | ✕ | ✕ |
| Zapier | — | ✕ |