LanguageTool
Check multilingual grammar and style, then rephrase sentences with AI across supported writing integrations.
- Starting price
- Free; CN¥349/year regional quote
- Free access
- Basic checks; 3 AI rewrites/day
- Billing unit
- Individual subscription
- Platform
- Web, browser and editor integrations
- Verified
- 18 Oct 2026
Overview
What you provide
- You provide text in a supported language and select correction or paraphrasing.
What you get
- You receive highlighted corrections and optional sentence alternatives.
Choosing this tool
Choose LanguageTool for multilingual correction when the language coverage matters more than generating long articles. Compare Grammarly for its app-centered editing workflow and QuillBot for explicit paraphrasing modes. Check your actual language: support breadth does not mean every language has identical suggestions.
A decision worked through
A 10,000-character draft exceeds Basic’s listed 2,000-character text-field limit but fits Premium’s 150,000. Separately, the regional annual price CN¥349 costs less than four monthly payments of CN¥99.90 (CN¥399.60); that crossover is useful only if you will keep using it.
LanguageTool alternatives: compare the same task
For LanguageTool, compare multilingual correction, passage size and local currency rather than ranking nominal dollar prices.
| Product | Price / unit | Free allowance | Input → output | Key limit |
|---|---|---|---|---|
| LanguageToolRead profileOfficial source ↗ | CNY regional quote: ¥349/year or ¥99.90/month. | 2,000 characters per field; 3 daily AI rewrites. | Multilingual draft → corrections and rephrasing. | Check language support and regional checkout currency. |
| GrammarlyRead profileOfficial source ↗ | Pro: $144/member/year or $30/month. | Basic checks and 100 listed AI prompts. | Draft → grammar, tone and sentence revisions. | Check integration support and prompt allowances. |
| QuillBotRead profileOfficial source ↗ | Premium: annual-rate display $8.33/month. | 100-word paraphrases; two modes. | Passage → paraphrase or summary. | Separate limits for summarizing and plagiarism. |
Setup & workflow
- Select the language and a supported writing integration.
- Check a representative passage for grammar and style.
- Accept suggestions after reviewing terminology.
Requirements & installation
- Web, browser and editor integrations
Limits & review
- Prices vary by region and billing interval. A character limit is not a word limit, and a grammar correction can still change terminology or intended tone.
Your part
- Review specialist terminology and language-specific style before accepting a batch of corrections.
Sources & verification5
This profile is based on official sources, not a hands-on product test.
Vendor descriptions and demos document advertised features. Editorial guidance is based on these sources.
- Official productlanguagetool.org
- Official plans and allowanceslanguagetool.org
- LanguageTool official pricinglanguagetool.org
- Grammarly official pricingwww.grammarly.com
- QuillBot official pricingquillbot.com
