# LanguageTool

According to OpenAITools.app telemetry verified on 2026-11-10, LanguageTool (languagetool.org) is an AI platform indexed under AI Grammar Checker (ranked #132 globally) generating 5.71M monthly visits with a month-over-month traffic delta of -247.26K (-4.2%). Its primary geographic market is Brazil (13.8% traffic share), and it operates on a Freemium pricing model. Top competing alternatives by monthly volume include Grammarly (58.87M visits/mo), ProWritingAid (1.62M visits/mo), Linguix (227.4K visits/mo).

AI grammar, spelling and style checker for 30+ languages

## Key Telemetry & Specifications

| Metric | Value |
| :--- | :--- |
| Tool Name | LanguageTool |
| Handle | languagetool |
| Status | active |
| Origin | independent |
| Maintenance | active |
| Official Domain | languagetool.org |
| Website URL | https://languagetool.org |
| Categories | AI Grammar Checker, AI Paraphraser, AI Spell Check, AI Proofreading, AI Writing Assistants, AI API |
| Pricing Model | Freemium |
| Monthly Visits | 5,707,795 |
| MoM Traffic Change | -247,261 |
| MoM Growth Rate | -4.2% |
| Primary Market | Brazil |
| Market Share | 13.8% |
| Direct Visits | 3,228,530 |
| Organic Search Visits | — |
| Social Visits | — |
| Referral Visits | 272,017 |
| Email Visits | 64,016 |
| Review Score | 4.3 |
| Saved Count | 19 |
| Supported Platforms | Website |
| Billing Platforms |  |
| Attributes | Features: Website; Pricing: Freemium |
| Tags | Grammar checker, Spell checker, Style checker, Proofreading, Writing assistant, Paraphrasing tool, Multi-language support, AI writing tool |

## Overview

LanguageTool is one of the most widely used writing assistants, trusted by thousands of organizations and millions of users. Paste text or type directly into the editor and it highlights grammar, spelling and punctuation mistakes as you write, suggesting corrections in real time. Its "Picky Mode" and style suggestions go beyond basics to catch overused phrases, redundant words and awkward phrasing.

It works where you write. Browser add-ons for Chrome, Edge, Firefox, Safari and Opera check text across any website or email, while integrations for Google Docs, Microsoft Word, LibreOffice, Gmail, Outlook and dedicated Windows and macOS apps cover office workflows. LanguageTool also functions as an international spell checker, automatically detecting the language you are using and supporting regional variants such as US, UK and Australian English.

Beyond proofreading, LanguageTool includes a paraphrasing tool that rewrites sentences to sound more formal, fluent, simple or concise. A free tier covers spelling and basic checks, while Premium unlocks unlimited paraphrasing, advanced style suggestions and personal dictionaries. Organizations can deploy GDPR-compliant LanguageTool for Business for consistent brand voice across teams.

## Pricing & Plans

Freemium. A free version handles spelling and basic grammar, while Premium unlocks unlimited paraphrasing, advanced style checks and more suggestions. LanguageTool for Business adds team and enterprise features.

## Key Features & Capabilities

- **Grammar, spelling and punctuation checks:** Detects grammatical errors, typos, punctuation issues and casing mistakes across 30+ languages.
- **AI paraphrasing tool:** Rephrase any sentence to be more formal, fluent, simple or concise with AI-driven suggestions.
- **Works everywhere you write:** Browser add-ons plus Google Docs, Word, LibreOffice, Gmail and Outlook integrations, and desktop apps.
- **Style and Picky Mode:** Advanced suggestions flag overused phrases, redundancy and wording that weakens your text.
- **Statistics and personal dictionary:** Track errors and suggestions over time and store custom words for consistent, personalized checking.

## Primary Use Cases

- **Polish essays and dissertations (Students and academics):** Catch grammar and style issues before submission and get rephrasing help for clearer academic writing.
- **Error-free business writing (Professionals):** Proofread emails, reports and documents right inside Word, Google Docs, Gmail and Outlook.
- **Consistent brand voice (Content creators and marketers):** Use style suggestions and rephrasing to keep tone consistent across posts, articles and campaigns.
- **Write correctly in any language (Multilingual writers):** Rely on automatic language detection and support for over 30 languages and dialects.

## Strengths

- Exceptionally broad language coverage with 30+ languages and variants
- Works across browsers, office suites and email with minimal setup
- Strong privacy stance and a GDPR-compliant business option

## Limitations

- Unlimited paraphrasing and advanced style suggestions require Premium
- Some nuanced stylistic edits are still best judged by a human editor

## Frequently Asked Questions

### How many languages does LanguageTool support?
LanguageTool checks over 30 languages and dialects, including English, German, Spanish, French, Dutch and Portuguese, with multiple English variants such as US, UK, Canadian and Australian.

### Is LanguageTool free?
There is a free version that covers spelling, simple punctuation and some basic grammar, while Premium unlocks unlimited paraphrasing, advanced style suggestions and additional features.

### Does it store my text?
The browser add-on does not store the text you check, and LanguageTool offers a GDPR-conformant business solution for organizations with stricter data requirements.

### What is LanguageTool's monthly traffic and growth trend?
LanguageTool currently receives 5.71M monthly visits, with a month-over-month traffic change of -247.26K (-4.2% growth rate). Its primary source market is Brazil (13.8% share), including 3.23M direct visits/mo and — organic search visits/mo.

### Is LanguageTool free? What is its pricing model?
LanguageTool operates on a Freemium pricing model. Freemium. A free version handles spelling and basic grammar, while Premium unlocks unlimited paraphrasing, advanced style checks and more suggestions. LanguageTool for Business adds team and enterprise features. Supported billing and checkout platforms include: not listed.

### What are the best LanguageTool alternatives in 2026?
Based on OpenAITools.app category traffic and feature fit, the top five alternatives to LanguageTool are: 1. Grammarly (58.87M visits/mo); 2. ProWritingAid (1.62M visits/mo); 3. Linguix (227.4K visits/mo); 4. Wordtune (368.77K visits/mo); 5. QuillBot Paraphraser (36.63M visits/mo).

### Which platforms and core AI capabilities does LanguageTool support?
LanguageTool is classified under AI Grammar Checker, AI Paraphraser, AI Spell Check, AI Proofreading, supports the following platforms: Website, and its core capability tags include: Grammar checker, Spell checker, Style checker, Proofreading, Writing assistant, Paraphrasing tool.

## Alternatives

| Tool Name | Monthly Visits | Pricing Model | Compare |
| :--- | :--- | :--- | :--- |
| [Grammarly](https://openaitools.app/tool/grammarly) | 58,867,412 | Freemium | [Compare](https://openaitools.app/compare/grammarly-vs-languagetool) |
| [ProWritingAid](https://openaitools.app/tool/prowritingaid-com) | 1,623,266 | Freemium, Paid | [Compare](https://openaitools.app/compare/languagetool-vs-prowritingaid-com) |
| [Linguix](https://openaitools.app/tool/linguix) | 227,398 | Freemium | [Compare](https://openaitools.app/compare/languagetool-vs-linguix) |
| [Wordtune](https://openaitools.app/tool/wordtune) | 368,771 | Freemium, Free Trial | [Compare](https://openaitools.app/compare/languagetool-vs-wordtune) |
| [QuillBot Paraphraser](https://openaitools.app/tool/quillbot-paraphraser) | 36,630,337 | Freemium | [Compare](https://openaitools.app/compare/languagetool-vs-quillbot-paraphraser) |
| [Trinka AI](https://openaitools.app/tool/trinka-ai-grammar-checker-tool) | 246,624 | Freemium | [Compare](https://openaitools.app/compare/languagetool-vs-trinka-ai-grammar-checker-tool) |
| [Hemingway Editor](https://openaitools.app/tool/hemingway-editor) | 605,169 | Free Trial, Paid, Free | [Compare](https://openaitools.app/compare/hemingway-editor-vs-languagetool) |
| [TextGears](https://openaitools.app/tool/textgears) | 43,692 | Freemium, Paid | [Compare](https://openaitools.app/compare/languagetool-vs-textgears) |
| [Scribbr](https://openaitools.app/tool/scribbr) | 7,530,803 | Freemium | [Compare](https://openaitools.app/compare/languagetool-vs-scribbr) |
| [Paperpal](https://openaitools.app/tool/paperpal) | 1,111,641 | Freemium | [Compare](https://openaitools.app/compare/languagetool-vs-paperpal) |
| [DeepL](https://openaitools.app/tool/deepl) | 95,110,871 | Freemium | [Compare](https://openaitools.app/compare/deepl-vs-languagetool) |
| [OpenL Translate](https://openaitools.app/tool/openl) | 1,470,643 | Freemium, Subscription | [Compare](https://openaitools.app/compare/languagetool-vs-openl) |

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Source: https://openaitools.app/tool/languagetool