Best Grammarly Alternatives in 2025

Looking for alternatives to Grammarly? In this comparison, we take a closer look at Grammarly alongside similar software solutions including Grammarly, Plagiarism Checker X, LanguageTool and Documentos.

Our detailed comparison table highlights key features, pricing, and performance of these leading solutions, empowering you to make an informed decision. Whether you're seeking robust functionality, user-friendly design, or cost-effective alternatives, explore how Grammarly, Plagiarism Checker X, LanguageTool and Documentos stack up to find the perfect software for your goals.

	Platform Support	Features Related to Writing Assistance	Pricing and Versions
Grammarly	Available as browser extensions, desktop app, Microsoft Office add-in, and mobile devices; supports multiple platforms including web and desktop.	Offers comprehensive grammar checking, punctuation checks, style and clarity improvements, vocabulary enhancement, plagiarism detection, genre-specific writing style checks, tone adjustments, real-time suggestions, and sentence rewrites.	Offers a free version with basic grammar checks and a premium version providing advanced features including plagiarism checker; limitations in free plan.
Plagiarism Checker X	Compatible with Windows, Mac, and Linux; supports multiple document types like .doc, .docx, .pdf, .rtf, .txt.	Specializes in plagiarism detection with highlighted plagiarized sections, detailed reports, citations support; includes educational tools but limited grammar or style checking.	Provides a free trial period; requires license purchase for full version; focuses on plagiarism scan features.
LanguageTool	Available as browser add-ons, desktop version, and supports multiple platforms; includes online and offline use with the desktop version.	Provides grammar and punctuation error detection with style and redundancy corrections; includes detailed explanations and supports more than 20 languages; open-source with both free and premium options.	Has free online usage with limited features and premium plans offering more advanced functionalities; open-source community support.
Documentos	Accessible via web through Google Chrome and on mobile apps (Android and iOS); supports offline access via Chrome offline.	Includes built-in spell check feature, real-time collaboration, autosave and automatic syncing; limited advanced grammar or style checking features.	Offers paid subscription for full features; accessible as part of Google services (Google Drive integration); free usage limited in features.

Platform Support

Grammarly	Available as browser extensions, desktop app, Microsoft Office add-in, and mobile devices; supports multiple platforms including web and desktop.
Plagiarism Checker X	Compatible with Windows, Mac, and Linux; supports multiple document types like .doc, .docx, .pdf, .rtf, .txt.
LanguageTool	Available as browser add-ons, desktop version, and supports multiple platforms; includes online and offline use with the desktop version.
Documentos	Accessible via web through Google Chrome and on mobile apps (Android and iOS); supports offline access via Chrome offline.

Features Related to Writing Assistance

Grammarly	Offers comprehensive grammar checking, punctuation checks, style and clarity improvements, vocabulary enhancement, plagiarism detection, genre-specific writing style checks, tone adjustments, real-time suggestions, and sentence rewrites.
Plagiarism Checker X	Specializes in plagiarism detection with highlighted plagiarized sections, detailed reports, citations support; includes educational tools but limited grammar or style checking.
LanguageTool	Provides grammar and punctuation error detection with style and redundancy corrections; includes detailed explanations and supports more than 20 languages; open-source with both free and premium options.
Documentos	Includes built-in spell check feature, real-time collaboration, autosave and automatic syncing; limited advanced grammar or style checking features.

Pricing and Versions

Grammarly	Offers a free version with basic grammar checks and a premium version providing advanced features including plagiarism checker; limitations in free plan.
Plagiarism Checker X	Provides a free trial period; requires license purchase for full version; focuses on plagiarism scan features.
LanguageTool	Has free online usage with limited features and premium plans offering more advanced functionalities; open-source community support.
Documentos	Offers paid subscription for full features; accessible as part of Google services (Google Drive integration); free usage limited in features.

Choosing the right software isn’t just about features. Size, license type, user ratings, and popularity also matter.

This quick comparison shows how Grammarly stacks up against Grammarly, Plagiarism Checker X, LanguageTool and Documentos in these key areas—helping you find the best alternative for your needs.

	Size	License	Popularity
Grammarly		Freeware	0%
Plagiarism Checker X	10.7MB	Freeware	4%
LanguageTool	111.7MB	Freeware	1%
Documentos		Freeware	100%

Size

Grammarly
Plagiarism Checker X	10.7MB
LanguageTool	111.7MB
Documentos

License

Grammarly	Freeware
Plagiarism Checker X	Freeware
LanguageTool	Freeware
Documentos	Freeware

Rating

Grammarly
Plagiarism Checker X
LanguageTool
Documentos

Popularity

Grammarly	0%
Plagiarism Checker X	4%
LanguageTool	1%
Documentos	100%