Grammarly Alternatives for Windows

There are many alternatives to Grammarly for Windows if you are looking for a replacement. The best Windows alternative is LanguageTool, which is both free and Open Source. If that doesn't suit you, our users have ranked more than 100 alternatives to Grammarly and many of them are available for Windows so hopefully you can find a suitable replacement. Other interesting Windows alternatives to Grammarly are ProWritingAid, Slick Write, Harper and Grammalecte.

filter to find the best alternatives

Grammarly alternatives are mainly Grammar Checkers, but if you're looking for AI Writing Tools or Plagiarism Checkers you can filter on that. Other popular filters include Open Source, Windows, iPhone, Linux, iPad, Apache OpenOffice and Android. You can also filter by region, for example EU-based alternatives if you prefer software developed in the European Union. These are just examples - use the filter bar below to find more specific alternatives to Grammarly.

More about Grammarly

Grammarly alternatives page was last updated Jul 28, 2025

LanguageTool
187 likes
Proofreading software compatible with LibreOffice, Word, Firefox, and Chrome. Supports 20+ languages, offering two tiers: free and premium, with features like customizable checks, Microsoft add-on, and error detection in gender, ISBN, and IBAN. Offers open-source web and desktop versions.
104 LanguageTool alternatives
Cost / License
Freemium
Open Source (LGPL-2.1)
Application types
Grammar Checker
AI Writing
Origin
Germany
EU
Platforms
Mac
Windows
Linux
Online
iPhone
iPad
Microsoft Edge
ONLYOFFICE
Google Chrome
Microsoft Outlook
Safari
Visual Studio Code
Microsoft Word
Eclipse
TinyMCE
Google Docs
Thunderbird
Vim
Cloudron
Sublime Text
GNU Emacs
Opera
Gmail
LibreOffice
Apache OpenOffice
Mozilla Firefox
LibreOffice - Writer
+2
Is LanguageTool a good alternative to Grammarly?

|
11comments
LanguageTool vs Grammarly Comments

Top Positive Comment
RemovedUser
May 24, 2020
6
Open source, cheaper, works in more languages.
Review by a new / low-activity user.
Top Negative Comment
Guest
Apr 21, 2020
14
It doesn't work very well. For example, it shows all is good if I type in the following: "Can you do plan by yourself? Yoda I speak like and check grammar I do. "
Review by a new / low-activity user.
Jan Klass
CommentApr 20, 2025
1
Note: Despite being listed here as "Country of Origin: DE, EU", while the website imprint does list a GmbH (German business), the privacy policy does not mention it; it mentions only the parent org Learneo and it includes data transfer to outside the EEA and into the US.
3 of 11 comments
LanguageTool is Freemium and Open SourceGrammarly is Freemium and Proprietary
LanguageTool is Privacy focusedGrammarly is not according to our users
ProWritingAid
29 likes
A complete grammar checker, style editor, and mentor, offering 25 writing reports. It identifies repetitive language, vague words, overuse of adverbs, passive voice, and complex structures while providing a word explorer and thesaurus.
127 ProWritingAid alternatives
Cost / License
Freemium
Proprietary
Application types
Grammar Checker
Plagiarism Checker
Origin
United Kingdom
Platforms
Mac
Windows
Online
Microsoft Edge
Google Chrome
Microsoft Outlook
Microsoft Word
Google Docs
Google Workspace
Mozilla Firefox
+3
Is ProWritingAid a good alternative to Grammarly?

|
6comments
ProWritingAid vs Grammarly Comments

Top Positive Comment
Guest
Aug 31, 2017
8
It has a lot of functions that is even more than Grammarly
Review by a new / low-activity user.
Guest
Positive commentMay 5, 2020
0
It has everything that Grammarly does, and more.
Review by a new / low-activity user.
Guest
Positive commentMar 30, 2020
1
It's really good because it shows you repeated words, misspelled words and other things for free I highly recommend this to double-check your papers!
Review by a new / low-activity user.
3 of 6 comments
ProWritingAid is Freemium and ProprietaryGrammarly is also Freemium and Proprietary
Slick Write
26 likes
Slick Write is a powerful, free tool that makes it easy to check your writing for grammar and spelling errors, potential stylistic mistakes, and other features of interest. Whether you're a blogger, novelist, or student writing an essay for school, Slick Write can help take...
Cost / License
Free
Proprietary
Application type
Grammar Checker
Platforms
Mac
Windows
Linux
Online
Is Slick Write a good alternative to Grammarly?

|
4comments
Slick Write vs Grammarly Comments

Guest
Negative commentMay 27, 2020
1
Grammarly can be used as a plugin for certain office programs but Slick Write is only browser based.
Review by a new / low-activity user.
Guest
Positive commentMar 6, 2018
-1
It shows you what you need to change, how to change it and how your work reads.
Review by a new / low-activity user.
Guest
Positive commentAug 3, 2018
-2
It has a great structure and is very simple to use whilst being completely free.
Review by a new / low-activity user.
3 of 4 comments
Slick Write is Free and ProprietaryGrammarly is Freemium and Proprietary
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Harper
13 likes
Harper is an English grammar checker designed to be just right. I created it after years of dealing with the shortcomings of the competition.
Cost / License
Free
Open Source (Apache-2.0)
Application type
Grammar Checker
Origin
United States
Platforms
Self-Hosted
WebAssembly
Visual Studio Code
Mac
Linux
Windows
Homebrew
Neovim
Is Harper a good alternative to Grammarly?
Grammalecte
33 likes
Grammalecte is a French grammar checker.
40 Grammalecte alternatives
Cost / License
Free
Open Source
Application type
Grammar Checker
Origin
France
EU
Platforms
Mac
Windows
Linux
Chrome OS
Google Chrome
Python
Thunderbird
Vim
Sublime Text
GNU Emacs
Pluma
LibreOffice
Mozilla Firefox
LibreOffice - Writer
ONLYOFFICE
+2
Is Grammalecte a good alternative to Grammarly?
Hemingway Editor
58 likes
Hemingway App makes your writing bold and clear.
156 Hemingway Editor alternatives
Cost / License
Paid
Proprietary
Application type
Text Editor
Origin
United States
Platforms
Mac
Windows
Online
Is Hemingway Editor a good alternative to Grammarly?

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5comments
Hemingway Editor vs Grammarly Comments

Top Positive Comment
Sumiko Noda
Mar 24, 2022
0
Hemingway allows you to improve the readability of your writing, which Grammarly doesn't do.
Top Negative Comment
drleadbasedpaint
Aug 10, 2019
9
Hemmingway is a readability tool, NOT a grammar checker. It has nothing at all in common with Grammarly.
Guest
Positive commentJul 1, 2019
-8
fulfills the same thing as Grammarly, and is incredibly detailed.
Review by a new / low-activity user.
3 of 5 comments
Hemingway Editor is Paid and ProprietaryGrammarly is Freemium and Proprietary
Doco
9 likes
Doco is an AI-native writing assistant built for Microsoft Word. Reference any file, run adaptive workflows, and insert accurate, fully formatted content—without leaving your doc. Perfect for proposals, policy, education, and enterprise teams.
Cost / License
Freemium
Proprietary
Application type
AI Writing
Origin
United States
Platforms
Online
Mac
Windows
+3
Is Doco a good alternative to Grammarly?
Linguix
15 likes
Linguix is a software solution that enhances written communication and learning through its web application and browser extensions. It uses AI to analyze your writing across the internet, offering over 2000 corrections for grammar, spelling, and style.
Cost / License
Freemium
Proprietary
Application type
Grammar Checker
Origin
United States
Platforms
Mac
Windows
Linux
Online
Microsoft Edge
Google Chrome
Firefox
+3
Is Linguix a good alternative to Grammarly?

|
1comment
Linguix vs Grammarly Comments

tysinger
Positive commentNov 24, 2021
0
It's ok! I thought it was a few years behind the top brand. Not impressive.
Linguix is Freemium and ProprietaryGrammarly is also Freemium and Proprietary
Druide Antidote
17 likes
Whether you’re writing a letter or an email, a simple click of a button will open some of the most comprehensive and useful language resources ever created.
42 Druide Antidote alternatives
Cost / License
Paid
Proprietary
Application type
Grammar Checker
Origin
Canada
Platforms
Mac
Windows
Linux
iPhone
iPad
Is Druide Antidote a good alternative to Grammarly?
Writefull
11 likes
Writefull is automated proofreading for academic writing, with AI language models trained on millions of published journal articles across all academic disciplines. Its language check provides tailored suggestions for academic texts across grammar, spelling, vocabulary...
Cost / License
Freemium
Proprietary
Application type
Grammar Checker
Origin
Netherlands
EU
Platforms
Mac
Windows
Overleaf
Microsoft Office Word
+4
Is Writefull a good alternative to Grammarly?
Vale
2 likes
Vale is an open-source, command-line tool that brings your editorial style guide to life.
Cost / License
Free
Open Source (MIT)
Origin
United States
Platforms
Windows
Mac
Linux
Is Vale a good alternative to Grammarly?
Microsoft Editor
2 likes
Write with confidence across documents, email, and the web. With features that help strengthen your spelling, grammar, and style, let Microsoft Editor be your intelligent writing assistant.
Cost / License
Freemium
Proprietary
Application type
Grammar Checker
Origin
United States
Platforms
Mac
Windows
Online
Microsoft Edge
Google Chrome
Microsoft Office Outlook
Microsoft Office Word
Is Microsoft Editor a good alternative to Grammarly?

12 of 44 Grammarly alternatives

Grammarly Alternatives for Windows

Alternatives list

LanguageTool

Cost / License

Application types

Origin

Platforms

LanguageTool vs Grammarly Comments

ProWritingAid

Cost / License

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ProWritingAid vs Grammarly Comments

Slick Write

Cost / License

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Platforms

Slick Write vs Grammarly Comments

Harper

Cost / License

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Grammalecte

Cost / License

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Hemingway Editor

Cost / License

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Platforms

Hemingway Editor vs Grammarly Comments

Doco

Cost / License

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Linguix

Cost / License

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Origin

Platforms

Linguix vs Grammarly Comments

Druide Antidote

Cost / License

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Origin

Platforms

Writefull

Cost / License

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Origin

Platforms

Vale

Cost / License

Origin

Platforms

Microsoft Editor

Cost / License

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