LanguageTool

LanguageTool is an AI grammar checker and writing assistant that corrects spelling, grammar, and punctuation while improving writing style in over 30 languages.

At a Glance

Pricing Freemium

LanguageTool is an AI-powered grammar checker and writing assistant that helps users improve spelling, grammar, punctuation, and writing style. It combines language rules with AI-based analysis to identify errors and suggest corrections that make text clearer and easier to read. The platform supports more than 30 languages and dialects, making it useful for multilingual writing and proofreading. It works through a web editor, browser extensions, desktop applications, and integrations with tools such as Google Docs and Microsoft Word. LanguageTool also offers sentence paraphrasing and style suggestions to help users improve their writing.

How LanguageTool Works

LanguageTool analyzes text using language-specific rules and AI-based models. It identifies possible mistakes and provides suggestions that users can review and apply.

  • Enter Text: Type or paste your writing into the online editor or use a supported browser extension, desktop application, or word processor integration.
  • Analyze Writing: The tool checks spelling, grammar, punctuation, and style using language-specific rules and contextual analysis.
  • Review Suggestions: Errors appear with colored underlines, allowing you to review explanations and suggested corrections.
  • Improve Sentences: Use available paraphrasing features to rewrite sentences for better clarity, conciseness, or tone.
  • Customize Settings: Add words to personal dictionaries and apply available style preferences to suit your writing needs.

How We Rated LanguageTool

We evaluated LanguageTool based on its grammar and spelling accuracy, multilingual support, writing suggestions, ease of use, integrations, and pricing. We also considered its style correction and sentence paraphrasing features. Its broad language support and cross-platform availability make it useful for everyday proofreading, although suggestions may require manual review and advanced features depend on the subscription plan.

Pros

  • Supports grammar and spelling checks in dozens of languages.
  • Integrates with browsers and common writing applications.
  • Provides real-time corrections while writing.
  • Offers affordable long-term Premium plans.
  • Supports custom dictionaries and writing style rules.

Cons

  • The free plan has limitations on advanced features and text checking.
  • Grammar and style suggestions vary in depth across languages.
  • Does not include a built-in plagiarism checker.
  • May occasionally flag correct text or suggest unnecessary changes.
  • Does not offer a dedicated official Android app.

  • Students checking assignments and essays.
  • Writers and bloggers proofreading articles.
  • Professionals improving emails, reports, and business documents.
  • Content marketers editing website copy and marketing materials.
  • Multilingual users writing in different languages.
  • Teams maintaining consistent terminology and writing styles.

LanguageTool is a practical option for people who want to improve their writing without manually checking every sentence. It identifies common grammar and spelling errors, highlights awkward phrasing, and offers suggestions to make text more readable. Its multilingual support makes it particularly useful for people who write in languages other than English. Browser extensions and word processor integrations also allow users to check their writing without constantly switching between applications.

The Premium plan adds more advanced style suggestions and sentence paraphrasing. However, users should review suggested changes carefully because automated tools may miss context or recommend edits that do not fit the intended meaning.

LanguageTool's Key Features

Checks grammar, spelling, punctuation, and common writing mistakes.

Supports more than 30 languages and dialects.

Highlights errors and provides suggestions while you write.

Identifies wordy phrases, repeated words, and style inconsistencies.

Rewrites sentences to improve clarity, fluency, or formality.

Works with supported browsers, Google Docs, and Microsoft Word.

Allows users to create custom dictionaries and team style guides.

Pricing

Monthly Plan

$25 /mo

Annual Plan

$5 /mo

Disclaimer: for the latest and most accurate pricing, please visit the official LanguageTool website.

Frequently Asked Questions

What is LanguageTool used for?
LanguageTool is used to check grammar, spelling, punctuation, and writing style. It helps users correct errors, improve sentence clarity, and make their writing more professional.
Is LanguageTool free to use?
Yes. LanguageTool offers a free version with basic grammar and spelling checks. Premium subscriptions provide additional writing suggestions and advanced features, subject to the selected plan.
Does LanguageTool support multiple languages?
Yes. LanguageTool supports more than 30 languages and dialects, including English, German, French, Spanish, Polish, and Portuguese. The depth of grammar and style checking varies by language.
Can LanguageTool detect AI-generated text?
LanguageTool is primarily a grammar checker and writing assistant, not an AI-text detection tool. It can help improve AI-generated writing, but it should not be relied on to determine whether a text was written by AI.
Does LanguageTool work with Google Docs and Microsoft Word?
Yes. LanguageTool offers integrations for Google Docs and Microsoft Word, along with browser extensions and desktop tools. Availability and features may vary depending on the application and subscription.
What are the best alternatives to LanguageTool?
Alternatives include Grammarly, ProWritingAid, QuillBot, and Ginger. Grammarly focuses on grammar and writing assistance, ProWritingAid offers detailed style analysis, QuillBot provides paraphrasing tools, and Ginger supports grammar correction and sentence rewriting. Compare their language support, integrations, and pricing to find the best fit.

0.0

Based on user reviews

Reviews are moderated before they appear here. Share your experience with LanguageTool to help others decide.

Write a review

R

Rhea Kapoor

Excellent tool! Saved me hours of work. Highly recommended.

For AI Builders

Built an AI Tool? Get It Listed.

Reach thousands of professionals actively hunting for new AI solutions every single day.