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Head-to-Head Comparison

Grammarly vs LanguageTool

Detailed side-by-side analysis of features, pricing, pros, and trade-offs.

Winner at a glance

Grammarly wins overall

Twinover Score 8.8/10 versus 8.5/10 — 0.3 points clear of LanguageTool.

  • Best value: LanguageTool costs less to start (free · paid from $4.99/mo)
  • Why Grammarly: Works almost everywhere you type
  • Pick LanguageTool if: excellent non-english support matters most to you

Pricing last checked Sep 19, 2026.

Yearly cost calculator

  • Grammarly
    $144/yr
    Cheapest paid plan, flat price · free plan also available
  • LanguageTool
    $59.88/yr
    Cheapest paid plan, flat price · free plan also available

Based on each tool's lowest published paid price. Taxes and annual-billing discounts vary.

Grammarly

Free · paid from $12/mo

Twinover Score
8.8
out of 10
Twinover Verdict

Grammarly leads overall by 0.3 points.

Based on pricing value, workflow efficiency, and reliability.

LanguageTool

Free · paid from $4.99/mo

Twinover Score
8.5
out of 10

Feature and pricing breakdown

Specification
Grammarly
LanguageTool
Pricing Model
freemium
freemium
Twinover Score
Twinover Score
8.8
out of 10
Twinover Score
8.5
out of 10
Pros
  • Works almost everywhere you type
  • Strong tone and clarity suggestions
  • Useful free tier
  • Excellent non-English support
  • Cheaper than Grammarly
  • Self-hosting option
Cons
  • Best rewrites are Pro-only
  • Sends your text to its servers
  • Fewer tone suggestions
  • Browser extension feels plainer

Where to get each option

Grammarly

Grammar, tone and clarity checker that works across browsers and apps. Free plan; Pro is $12/mo billed yearly.

Official Link

LanguageTool

Multilingual grammar and style checker supporting 30+ languages. Free plan; Premium from $4.99/mo.

Official Link

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Frequently asked questions

Is Grammarly better than LanguageTool?
Grammarly scores higher on Twinover (8.8/10 vs 8.5/10). Grammarly stands out for Works almost everywhere you type and Strong tone and clarity suggestions, while LanguageTool is worth picking when excellent non-english support matters more.
Which is cheaper, Grammarly or LanguageTool?
Grammarly has the lower entry cost — its plan is freemium. Grammar, tone and clarity checker that works across browsers and apps. Free plan; Pro is $12/mo billed yearly.
What are the main drawbacks of Grammarly and LanguageTool?
Grammarly: Best rewrites are Pro-only, Sends your text to its servers. LanguageTool: Fewer tone suggestions, Browser extension feels plainer.

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