Comparison

LanguageTool vs Grammarly

Is switching from Grammarly to LanguageToolworth it? Here's a detailed comparison of pricing, features, and ownership.

Independently verifiedLast checked: June 15, 2026

LanguageTool and Grammarly both serve grammar checking and writing improvement, but they differ fundamentally in pricing and ownership. Grammarly costs $12/month ($144/year), while LanguageTool is available for Free basic, $4.99/month premium. As an open-source tool, LanguageTool's code is publicly auditable and community-driven. This comparison breaks down exactly what you gain, what you lose, and whether switching makes sense for your workflow.

Quick Verdict

Switching to LanguageTool saves you $144/year $432 over 3 years

Grammarly costs

$144/yr

3-year cost

$432

LanguageTool costs

Free basic, $4.99/month premium

Best for

  • +Writers
  • +Students
  • +Privacy-conscious users

Not ideal for

  • Users needing AI-powered writing suggestions
  • Users needing plagiarism checking

Feature Comparison

Pricing

Grammarly

$12/mo

$144/year

LanguageTool

Freemium· Free basic, $4.99/month premium

Platforms

Grammarly

Web, Desktop (typical)

LanguageTool

WindowsmacOSWeb

Offline Support

Grammarly

Limited (typical)

LanguageTool

Full offline

Open Source

Grammarly

No

LanguageTool

Open source

Ownership

Grammarly

Renting

LanguageTool

Full ownership

Cloud Dependency

Grammarly

High (typical)

LanguageTool

Mostly offline

Migration

Grammarly

LanguageTool

Easy

Switching Analysis

+What you gain with LanguageTool

  • +Open source
  • +Works offline
  • +Supports many languages
  • +Browser extension

What you lose

  • AI-powered suggestions
  • Tone detection
  • Plagiarism checker

Who Should Switch?

Good candidates for LanguageTool

  • +Writers
  • +Students
  • +Privacy-conscious users

Should keep using Grammarly

  • Users needing AI-powered writing suggestions
  • Users needing plagiarism checking

Migration Guide

Switching from Grammarly to LanguageTool is rated as easy. Here's how to make the move:

1

Export your data

Go to Grammarly's settings and export your data in CSV, PDF, or native format. Most tools support bulk export.

2

Install LanguageTool

Download LanguageTool from the official website. It costs Free basic, $4.99/month premium — a one-time purchase.

3

Import and configure

Import your exported data into LanguageTool. Set up your preferences, shortcuts, and workflows to match your existing setup.

4

Run in parallel

Use both tools side-by-side for a week or two. This lets you verify everything works before fully switching.

5

Cancel subscription

Once you're confident LanguageTool meets your needs, cancel your Grammarly subscription. You've escaped the subscription!

Frequently Asked Questions

Is LanguageTool a good alternative to Grammarly?

Yes, LanguageTool is a solid alternative to Grammarly. It offers a free tier with open source code, making it a great choice for users looking to escape subscriptions. LanguageTool handles the core functionality that most Grammarly users rely on daily.

How much can I save by switching from Grammarly to LanguageTool?

Switching from Grammarly ($144/year) to LanguageTool (Free basic, $4.99/month premium) can save you approximately $144 per year, or $432 over three years. The savings start immediately with zero upfront cost.

What do I lose by switching from Grammarly to LanguageTool?

The main trade-offs include: AI-powered suggestions, Tone detection, Plagiarism checker. However, LanguageTool still covers the core functionality most users need. The gaps are typically in advanced features and ecosystem integrations, not daily-use capabilities.

Can I migrate my data from Grammarly to LanguageTool?

Yes. Most Grammarly data can be exported in standard formats (CSV, PDF, or native format) and imported into LanguageTool. The migration difficulty is rated as easy, so it should be straightforward.

Is LanguageTool a one-time purchase?

Yes, LanguageTool costs Free basic, $4.99/month premium. You pay once and own it forever — no monthly or annual subscription fees.

Does LanguageTool work on the same platforms as Grammarly?

LanguageTool is available on windows, macos, web. This covers all major platforms, so you can use it on all your devices.

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