Listed whether or not they pay us. Prices from each tool's own pricing page, checked Oct 16, 2026.

LanguageTool

Multilingual grammar, spelling and style checker with AI paraphrasing, browser add ons and team style guides.

Best for Multilingual writers checking non English text

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What it does

LanguageTool is an AI writing assistant that checks texts across multiple languages. Writers paste text or type directly into the tool to receive corrections for spelling, grammar, punctuation, and stylistic choices. It is designed for individual writers and organizations who want to produce polished, error free content in programs and browsers.

Read more: 4 features and how people use themShow less
  1. LanguageTool: AI paraphrasing

    AI paraphrasing

    Rewrites whole sentences to match preferred tones such as formal, fluent, simple, or concise. Generates alternative sentence options when you double click a word or view suggestions in the editor sidebar.

    Use caseA language learner rewrites robotic sounding sentences to sound natural like a native speaker.

    From languagetool.org · image from LanguageTool
  2. LanguageTool: Browser add ons

    Browser add ons

    Detects languages automatically and delivers corrections while you compose content anywhere on the web. Displays suggestion cards and error highlights without storing your text.

    Use caseA writer composes a blog post online and reviews grammar and spelling suggestions directly in the browser.

    From languagetool.org · image from LanguageTool

  3. Windows desktop application

    Provides system wide error correction directly inside supported desktop writing applications. Underlines spelling errors in red, grammar issues in yellow, and style issues in blue.

    Use caseAn office employee checks text for spelling and punctuation errors while drafting an email in Outlook.

    From languagetool.org
  4. LanguageTool: Writing statistics

    Writing statistics

    Tracks productivity and records your writing progress over time. Displays metrics covering languages used, total errors made, and corrections applied.

    Use caseA writer checks their history of errors and suggestions in the editor to verify improvement over time.

    From languagetool.org · image from LanguageTool

Written from LanguageTool's own website, checked . Each feature links to the page it comes from; images are LanguageTool's own.

Every plan

PlanMonthlyBilled yearlyPerWhat it includes
Free (Basic)Free$0per account2,000 chars/field, 3 AI rephrasings/day
Premium (Individual)$24.90$5.83per user150,000 chars/field, unlimited paraphrasing, personal style guide; USD $69.90/yr (third party snapshot 2026 to 09 to 27); official EUR: €19.90/mo, €39.90/quarter, €59.89/yr (€4.90/mo), €99.90/2 yrs
Premium TeamsNot listedNot listedper user (2 to 1,000 users)Team style guide, team dictionary, user management; price did not render

From LanguageTool's own pricing page, checked . Prices are in US dollars per month; "billed yearly" is the monthly price when you pay for a year up front. A few figures (often the yearly price) are derived rather than printed on the page.

Before you pay

Refunds
Transforming an individual premium subscription into a team subscription receives a prorated refund upon manual cancellation by support.
What LanguageTool saysOur team will then manually cancel your subscription and create a prorated refund. Source page
How to cancel
Subscribers can cancel their subscription at any time directly in their account settings.
What LanguageTool saysYou can cancel your subscription at any time in your account settings. Source page
Cancel online yourself
Yes
What LanguageTool saysYou can cancel your subscription at any time in your account settings. Source page
Renews automatically
Yes
What LanguageTool saysYes, all our subscriptions renew automatically at the end of each billing cycle (monthly or annually, depending on your subscription). Source page
Data retention
No text is stored by the browser add on, while texts in the editor are securely stored.
What LanguageTool saysTo respect your privacy, no text is stored by the browser add on. Source page
Discounts
Students, teachers, and professors can receive up to 20% off a Premium subscription with an educational discount.
What LanguageTool saysStudents, teachers, and professors can benefit from LanguageTool’s exclusive educational discount. Receive up to 20% off a Premium subscription if you qualify. Source page
Support
Email, community, help center
What LanguageTool saysplease contact LanguageTool’s customer service at support@languagetoolplus.com. Source page

Only what LanguageTool's own pages state, with the quote behind each answer. Anything they don't publish is left out rather than guessed.

LanguageTool video tutorials

Improving your writing with LanguageTool (TUTORIAL)Vladimir Campos [EN] · 6 min
How to Add LanguageTool to Chrome [2026 Full Guide]Shortcut Academy · 2 min
LanguageTool: free and open-source grammar checkerAverage Linux User · 8 min

Independent creators on YouTube, not LanguageTool or us. The video loads from YouTube only when you press play.

What the free plan includes

2,000 characters per text field; limited Picky Mode; 3 AI rephrasings per day

Questions people ask about LanguageTool

How much does LanguageTool cost?

Paid plans start at $24.90 a month (Premium (Individual)). 3 plans are listed above, from LanguageTool's own pricing page.

Is LanguageTool free?

Yes, there is a free plan: 2,000 characters per text field; limited Picky Mode; 3 AI rephrasings per day.

Can I get a refund from LanguageTool?

Transforming an individual premium subscription into a team subscription receives a prorated refund upon manual cancellation by support. Source

How do I cancel LanguageTool?

Subscribers can cancel their subscription at any time directly in their account settings. Source

Does LanguageTool have a student or other discount?

Students, teachers, and professors can receive up to 20% off a Premium subscription with an educational discount. Source

Does LanguageTool have an API?

Yes.

Does my LanguageTool Premium subscription renew automatically?

Yes, all subscriptions renew automatically at the end of each billing cycle (monthly or annually). Source

How can I purchase a team plan?

For 2 to 20 users, licenses can be purchased on the Enterprise page; for more than 20 users, customers must fill out the contact form on the business page. Source

What subscriptions does LanguageTool offer?

LanguageTool offers individual subscriptions (Monthly, Quarterly, Annual, 2 year) and team subscriptions. Source

Is LanguageTool a comprehensive grammar checker?

Yes, it provides in depth analysis including grammar checks, word choice suggestions, and style recommendations. Source

Works with

Integrations
Firefox, Chrome, Edge, Safari, Opera, Yandex, Outlook, Microsoft Word, Google Docs, LibreOffice
Languages
English, German, Portuguese, Spanish, French, Dutch, and more than 30 other languages and dialects

Where this came from

Plans, prices and limits were copied from LanguageTool's own pages and the other sources listed, then checked .

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