Product A
LanguageTool
by LanguageTooler GmbH
Open-source grammar checker supporting 30+ languages and self-hosting.
Free tier
Visit LanguageTool →Product B
WhiteSmoke
by WhiteSmoke Ltd.
Multi-language grammar checker with a built-in translator for 55 languages.
$5mo
Visit WhiteSmoke →Side-by-Side Comparison
| Feature | LanguageTool | WhiteSmoke |
|---|---|---|
| Price | FreeBetter | $5mo |
| Free Tier | Yes | No |
| Top Pros | 30+ language support including German, French, Spanish | 55-language translator built in |
| Self-hostable for full privacy | Works offline (desktop app) | |
| Generous free tier | Covers basic grammar well | |
| Top Cons | English accuracy below Grammarly | No free tier |
| AI suggestions require Premium | Interface is outdated |
Choose LanguageTool if you…
- Want: 30+ language support including german, french, spanish
- Want: self-hostable for full privacy
- Want: generous free tier
Choose WhiteSmoke if you…
- Want: 55-language translator built in
- Want: works offline (desktop app)
- Want: covers basic grammar well