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LanguageTool Offline Installer

Office & Productivity · v4.10.1 · Open Source

Enhance your writing with advanced grammar checking

4.2/5
1M+ downloads
Size: 150 MB
Updated: Apr 28, 2026

Official source from LanguageTooler — installer flow and package type are controlled by the vendor

Alternate mirror sources (if official is unavailable)

Download directly from the official site using the button above. We link only to official sources — no third-party mirrors.

🪟 LanguageTool for Windows 🍎 LanguageTool for macOS 🐧 LanguageTool for Linux Official download page download page (150 MB) #grammar checker #writing assistant #productivity #language tool #text editing #offline software #spell checker

Download Summary

Source

LanguageTooler official download page

Platforms

Windows/macOS/Linux

Current listing

v4.10.1 · 150 MB

LanguageTool Overview

LanguageTool offline installer provides a comprehensive grammar and style checking solution developed by LanguageTooler. The software is designed to assist users in improving their writing by identifying errors and suggesting corrections in real-time. The current version, 4.10.1, includes support for multiple languages, making it a versatile tool for writers, students, and professionals alike. With a focus on accuracy, LanguageTool processes text to ensure clarity and correctness, helping users communicate more effectively across various platforms and documents. Among its standout features, LanguageTool offers advanced grammar checking that covers over 20 languages, including English, Spanish, and French. The software utilizes machine learning algorithms to enhance its detection capabilities, ensuring that users receive the most accurate suggestions possible. Additionally, it supports various file formats, including.docx,.odt, and.txt, allowing for easy integration into existing workflows. The latest version also includes a plagiarism checker, which scans text against billions of web pages to ensure originality. Furthermore, LanguageTool's customizable rules enable users to tailor the software to their specific writing style and preferences. The LanguageTool offline installer is particularly beneficial for IT administrators and educational institutions. It facilitates deployment in environments where internet access is limited or non-existent, such as air-gapped machines. The standalone installer can be easily distributed via USB drives, allowing for quick installation across multiple devices without the need for an internet connection. This is especially useful in schools and enterprises where maintaining security and data privacy is paramount. The full setup ensures that all features are available offline, providing a comprehensive writing assistant that functions independently of online resources. This capability is crucial for users who require reliable performance in isolated networks or during travel. System requirements for LanguageTool include Windows 10 or later, macOS 10.12 or later, or a compatible Linux distribution. A minimum of 4 GB RAM is recommended, along with 200 MB of free disk space for installation. Users should have an Intel Core i3 processor or AMD equivalent to ensure optimal performance. Installation steps are straightforward: download the appropriate installer for your operating system, run the setup file, and follow the prompts. For silent or network deployment, administrators can utilize command-line options during installation to streamline the process across multiple machines, ensuring a smooth rollout of LanguageTool across their organization.

LanguageTool runs on Windows, macOS, and Linux and is commonly used for documents, spreadsheets, note-taking, and office work. Key capabilities include supports over 20 languages including english, spanish, and french (v4.10.1), advanced grammar checking with machine learning algorithms, plagiarism checker scans billions of web pages for originality.

The LanguageTool offline installer is a standalone setup file that bundles the full installation package into a single executable — no internet connection required at any point during installation. Unlike a web-based stub installer that requires an active download, this standalone installer works completely without internet — download it once and run it anywhere. The full setup is especially useful for schools, IT departments, and enterprise environments that manage air-gapped networks or restricted connections. Save the standalone setup to a USB drive or internal network share and deploy LanguageTool to multiple workstations without re-downloading. LanguageTooler publishes the download page directly, so the file you get matches what the vendor officially releases.

Download Notes

Use the buttons above to open the official download source for LanguageTool. Before installing, check the package type, supported operating systems, and any release notes the vendor provides.

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Official source

The primary button points to the official download page from LanguageTooler.

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Package type

This listing opens the vendor's download page, where the final installer or build is chosen by the publisher.

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Platform coverage

LanguageTool is listed for Windows/macOS/Linux. Check the OS-specific buttons for the best available source.

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Release details

Version v4.10.1 and the current file size are shown on this page so you can confirm you are downloading the expected build.

LanguageTool Key Features

  • Supports over 20 languages including English, Spanish, and French (v4.10.1)
  • Advanced grammar checking with machine learning algorithms
  • Plagiarism checker scans billions of web pages for originality
  • Customizable rules for tailored writing assistance
  • Compatible with.docx,.odt, and.txt file formats
  • Standalone installer for offline use without internet access

How to Download and Install LanguageTool

Follow these steps to get LanguageTool from the official source and complete the setup on your device:

  1. 1
    Open the official download source

    Use the download button above to open the official download page for LanguageTool v4.10.1 from LanguageTooler.

  2. 2
    Choose the right build for your platform

    Select the installer or package that matches your operating system and architecture. This page lists support for Windows/macOS/Linux.

  3. 3
    Run the installer or package

    Launch the downloaded file and follow the vendor's setup prompts. Some vendors provide a full installer, while others use a lightweight downloader.

  4. 4
    Confirm the installed version

    After setup, open LanguageTool and confirm the version, license tier, and any first-run settings or updates offered by the vendor.

LanguageTool — All Versions & Downloads

Platform availability and download links for each release.

🪟 Windows .exe / .msi 🍎 macOS .dmg / .pkg 🐧 Linux .deb / .rpm / AppImage
Version Released 🪟 Windows 🍎 macOS 🐧 Linux What Changed
v4.10.1 LATEST Apr 28, 2026 ⬇ .exe ⬇ .dmg ⬇ .deb Current stable release

ℹ️ Older version links redirect to the official download page — the developer controls which previous versions remain available.

LanguageTool System Requirements

Baseline requirements to run the current LanguageTool release:

Operating System
Windows 10 64-bit or later, macOS 10.12 or later, or compatible Linux distribution
Memory (RAM)
4 GB RAM minimum
Disk Space
200 MB free disk space
Processor
Intel Core i3 or AMD equivalent

LanguageTool Download FAQ

What types of errors can LanguageTool detect?
LanguageTool can detect grammatical errors, punctuation mistakes, style issues, and even some contextual errors. It uses advanced algorithms to analyze text and provide suggestions for improvement, making it a valuable tool for writers and editors.
Does LanguageTool support integration with other applications?
Yes, LanguageTool offers integration with various applications such as Google Docs, Microsoft Word, and LibreOffice. This allows users to access its grammar checking capabilities directly within their preferred writing environments, enhancing productivity.
What is the LanguageTool offline installer?
The LanguageTool offline installer is a full standalone setup file — sometimes called a standalone installer or full setup package — that installs the software completely without an internet connection. Once you have downloaded the setup file, you can run it on any compatible machine, including air-gapped PCs, school labs, and enterprise workstations, without needing to re-download files during installation.
How is the LanguageTool offline installer different from the web installer?
A web installer (also called an online installer or stub installer) downloads the actual program files from the internet during installation, so it fails if your connection drops. The LanguageTool standalone offline installer bundles the full setup inside a single executable — you download it once, save it to a USB drive or network share, and install it anywhere, even without internet access.
Can I use the LanguageTool offline setup on multiple computers?
Yes — that is one of the main advantages of a standalone full setup file. Copy the installer to a USB drive or shared network folder and run it on as many machines as needed without an internet connection. Check the license terms from LanguageTooler for any per-seat restrictions before deploying to multiple workstations.
Which platforms does LanguageTool support?
LanguageTool is available for Windows, macOS, and Linux. The platform badges and download buttons on this page reflect the operating systems listed in the current catalog entry.
Is this an official LanguageTool download?
Yes. This page links to the official download page for LanguageTool from LanguageTooler. The button on this page opens the official download page from LanguageTooler, where the vendor controls the final installer or package selection. We do not host modified installers or third-party repacks.

Download Details

Software
LanguageTool
Version
v4.10.1
Developer
LanguageTooler
License
Open Source
Installer Type
Official download page
File Size
150 MB
Last Updated
2026-04-28T11:37:21.170Z
Platforms
WindowsmacOSLinux
Go to Official Download

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