LanguageTool vs QuillBot
LanguageTool uniquely has 2 features · QuillBot uniquely has 2 features.
| LanguageTool | QuillBot | |
|---|---|---|
| Company | ||
| Founded | 2003 | 2017 |
| HQ | Potsdam, Germany | Chicago, USA |
| AI model | Proprietary | Proprietary |
| User base | 3M+ Chrome users | 35M+ |
| Platforms | Web, Chrome, Firefox, Edge, Safari, Opera, macOS, Windows, Google Docs, Microsoft Word, Apple Pages, LibreOffice, Gmail, Outlook, Apple Mail, Thunderbird | Web, iOS, Android, Chrome, Edge, Safari, macOS, Windows, Microsoft Word |
| Languages | 30+ languages and dialects | 40+ |
| Pricing | ||
| Free plan | Yes | Yes |
| Starting price | $4.99/mo (Premium, 2-year plan) | — |
| Enterprise | Custom — contact for Business/API | — |
| Refund policy | — | 3-day money-back guarantee (known from training knowledge) |
| All plans | Premium$12.45/mo or $24.95/quarterlyTeams$5.53/mo | Premium$8.33/mo billed anuallyTeamsCustom |
| Positioning | ||
| Best for | Multilingual writers, non-native English speakers, professionals needing grammar and style checking across 30+ languages | Students, academics, professionals, and content creators needing paraphrasing, grammar checking, and AI writing assistance |
| 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 | All-in-one AI writing suite combining paraphrasing, grammar checking, plagiarism detection, AI humanizing, image generation, PDF tools, and citation generation in a single platform used by 35M+ writers across 180+ countries. |
| Competitors | Grammarly, ProWritingAid, Hemingway Editor, Wordtune, Ginger | Grammarly, Wordtune, Jasper, Copy.ai, Writesonic |
| Features | ||
| AI Copywriting | ✓ | ✓ |
| AI Research | ✕ | ✓ |
| Brand Voice | Basic — Style Guide and Team Style Guide available in Premium/Teams | Basic — AI Humanizer helps text sound natural and like the user |
| Bulk Generation | ✕ | — |
| Content Editor | ✓ | ✓ |
| Grammar Style | ✓ | ✓ |
| Image Generation | No | Built-in — AI Image Generator and AI Image Editor included |
| Long Form Writing | ✓ | ✓ |
| Paraphrasing | ✓ | ✓ |
| Plagiarism Checker | No | Built-in |
| 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 | Chrome extension, Edge extension, Safari extension, Microsoft Word add-in, iOS app, Android app, macOS app, Windows app |
| Wordpress | ✕ | ✕ |