Side by side

Correctly vs LanguageTool

Both stand on ai grammar checkers. Which one you can start free with, which one lets you read the code, and what each costs once you pay.

Correctly

Free plan Extension

Correctly offers in-place writing suggestions with several provider choices, including local options. Users should choose a provider with its text-handling implications in mind.

Visit Correctly

LanguageTool covers writing checks and paraphrasing across several work contexts, with additional team controls. Compare the free character limit with your writing needs, since Premium prices are not listed.

Visit LanguageTool

The facts

	Correctly	LanguageTool
Free plan	Yes	Yes
Open source	Not published	Not published
Runs on	Extension	Extension, iPhone, Mac, Windows
Lowest paid plan	Free or on request	Free or on request
Plans published	1	18
Maker	Not published	LanguageTool
Website	iamaamir.github.io	languagetool.org
On ai grammar checkers	#9 of 26	#5 of 26

Correctly: what it does well

Checks writing in inputs, textareas, and contentEditable elements.
Inline suggestions can be accepted or dismissed individually.
Offers local checking through Ollama and LM Studio.
Excludes password and credit card fields automatically.
Open source under the BSD 3-Clause License.

What to know first

English is the only currently supported language.
Hosted providers require users to supply their own API key.
Text goes to the selected provider except with Chrome Free AI.

LanguageTool: what it does well

Supports 31 languages
Checks grammar, spelling, punctuation, casing, and style
Paraphrasing offers four writing modes
Integrates with major word processors and email services
Teams can share style guides and dictionaries

What to know first

Free text fields are limited to 2,000 characters
Premium text fields allow up to 150,000 characters
Premium plan prices are not listed

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