Product A
LanguageTool
by LanguageTooler GmbH
Open-source grammar checker supporting 30+ languages and self-hosting.
Free tier
Visit LanguageTool →Product B
Outwrite
by Outwrite
Grammar checker with AI paraphrasing and a built-in structure improver.
Free tier
Visit Outwrite →Side-by-Side Comparison
| Feature | LanguageTool | Outwrite |
|---|---|---|
| Price | FreeBetter | Free |
| Free Tier | Yes | Yes |
| Top Pros | 30+ language support including German, French, Spanish | Grammar + paraphrase in one tool |
| Self-hostable for full privacy | Google Docs and Word add-in | |
| Generous free tier | Structure improvement feedback | |
| Top Cons | English accuracy below Grammarly | Smaller user base and community than Grammarly |
| AI suggestions require Premium | AI rewrites average compared to QuillBot |
Choose LanguageTool if you…
- Want: 30+ language support including german, french, spanish
- Want: self-hostable for full privacy
- Want: generous free tier
Choose Outwrite if you…
- Want: grammar + paraphrase in one tool
- Want: google docs and word add-in
- Want: structure improvement feedback