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Free Grammarly alternatives

Top AI Writing Assistants like Grammarly

The most popular alternative to Grammarly is LanguageTool, which has a free version. Other great alternatives to Grammarly are ProWritingAid, QuillBot, Wordtune, and DeepL Write.

Most alternatives to Grammarly are in the AI Writing Assistants category, compared here by price, platform and features.

Grammarly alternatives
AllFreeOpen source
8 apps

All Grammarly alternatives

  1. LanguageTool

    4.3(5.4K) · Firefox Add-ons

    LanguageTool checks grammar, spelling, punctuation and style in dozens of languages, including English, French, German, Spanish and Portuguese. It integrates with browsers, Microsoft Word, Google Docs, LibreOffice and desktop apps, and Premium adds AI rephrasing and deeper style checks. The core engine is open source under the LGPL, so organizations can run their own server for privacy.

    6 LanguageTool alternatives

    Pros

    • Checks grammar and style in dozens of languages
    • Open source core can run on your own server for privacy
    • Integrates with Word, Google Docs, LibreOffice and browsers

    Cons

    • AI rephrasing and deeper style checks require Premium
    • A self-hosted server lacks the Premium checks
    Cost / License
    FreemiumOpen source
    Categories
    AI Writing Assistants
    Platforms
    WebWindowsMacLinuxSelf-hostedBrowser extension
    Features
    GDPR compliantGrammar and spell checkIntegrationsParaphrasing
    Visit websiteMore about LanguageTool

  2. ProWritingAid

    3.1(28) · Firefox Add-ons

    ProWritingAid is a grammar checker and style editor designed for long-form English writing, from business documents to novels. Alongside real-time corrections, it produces reports on readability, overused words, repetition, sentence length, pacing and dialogue, and offers AI rephrasing and critique. It works on the web, in desktop apps, in browsers and inside Word, Google Docs and Scrivener.

    7 ProWritingAid alternatives

    Pros

    • In-depth reports on readability, pacing, repetition and dialogue
    • Works inside Word, Google Docs and Scrivener
    • Well suited to long-form writing, including fiction

    Cons

    • The number of reports can feel overwhelming
    • Designed for English only
    • Free version limits how much text you can check
    Cost / License
    FreemiumProprietary
    Categories
    AI Writing Assistants
    Platforms
    WebWindowsMacBrowser extension
    Features
    Grammar and spell checkIntegrationsParaphrasingPlagiarism checker
    Visit websiteMore about ProWritingAid

  3. QuillBot

    QuillBot is built around a paraphraser that rewrites sentences in several modes, such as fluent, formal or shorter, while keeping their meaning. The suite also includes a grammar checker, summarizer, translator, citation generator, AI detector and, on Premium, a plagiarism checker. It runs in the browser, as a Chrome extension, in Microsoft Word and as desktop apps, and is aimed at students and researchers.

    11 QuillBot alternatives

    Pros

    • Paraphraser with modes such as fluent, formal or shorter
    • Grammar checker, summarizer and citation generator included
    • Works in Chrome, Microsoft Word and desktop apps

    Cons

    • Free paraphraser limits text length and available modes
    • Plagiarism checker is only available on Premium
    • Heavy paraphrasing can blur the original meaning
    Cost / License
    FreemiumProprietary
    Categories
    AI Writing Assistants
    Platforms
    WebWindowsMacBrowser extension
    Features
    Grammar and spell checkParaphrasingPlagiarism checkerTone adjustment
    Visit websiteMore about QuillBot

  4. Wordtune

    Wordtune, from the Israeli company AI21 Labs, suggests other ways to phrase a sentence: more casual, more formal, shorter or expanded. It also fixes spelling and grammar, can continue or explain text, and summarizes articles, documents and videos. It works in a web editor and through a Chrome extension that adds suggestions to Gmail, Google Docs, LinkedIn and other sites, with daily limits on the free plan.

    10 Wordtune alternatives

    Pros

    • Suggests casual, formal, shorter or expanded phrasings
    • Extension works in Gmail, Google Docs, LinkedIn and more
    • Summarizes articles, documents and videos

    Cons

    • Free plan has daily limits on rewrites
    • Less thorough than a dedicated grammar checker
    Cost / License
    FreemiumProprietary
    Categories
    AI Writing Assistants
    Platforms
    WebBrowser extension
    Features
    Grammar and spell checkParaphrasingTone adjustment
    Visit websiteMore about Wordtune

  5. DeepL Write

    DeepL Write is an AI writing assistant from the German company behind the DeepL translator. It corrects grammar, spelling and punctuation and suggests rephrasings of whole sentences in languages such as English, German, French, Spanish and Portuguese. Write Pro adds writing styles and tones and does not keep your texts after processing. It works on the web and in the DeepL desktop apps.

    7 DeepL Write alternatives

    Pros

    • Rephrases whole sentences, not just grammar fixes
    • Natural results in English, German, French and more
    • Write Pro does not keep your texts after processing

    Cons

    • Supports far fewer languages than the DeepL translator
    • No plagiarism checker or in-depth style reports
    • Writing styles and tones are reserved for Write Pro
    Cost / License
    FreemiumProprietary
    Categories
    AI Writing Assistants
    Platforms
    WebWindowsMac
    Features
    GDPR compliantGrammar and spell checkParaphrasingTone adjustment
    Visit websiteMore about DeepL Write

  6. Hemingway Editor

    Hemingway Editor highlights long and hard-to-read sentences, adverbs, passive voice and complex words, and shows a readability grade to help you simplify your writing. The free web version covers the core checks, a desktop app bought once works offline on Windows and Mac, and the Hemingway Editor Plus subscription adds AI fixes and a grammar check. It is designed for English.

    7 Hemingway Editor alternatives

    Pros

    • Highlights dense sentences, adverbs and passive voice
    • Readability grade gives instant feedback
    • Desktop app bought once works offline

    Cons

    • Designed for English only
    • Grammar checks and AI fixes need the Plus subscription
    • Its rules can push toward overly plain prose
    Cost / License
    FreemiumProprietary
    Categories
    AI Writing Assistants
    Platforms
    WebWindowsMac
    Features
    Grammar and spell checkOffline modeParaphrasing
    Visit websiteMore about Hemingway Editor

  7. Copy.ai

    Copy.ai started as an AI copywriting tool and now focuses on go-to-market teams. Besides a chat interface and templates for marketing copy, it offers workflows that chain AI steps to automate tasks such as prospect research, outreach emails, content repurposing or SEO briefs. Brand voice settings, team workspaces, CRM integrations and an API are included, with a limited free plan.

    9 Copy.ai alternatives

    Pros

    • Workflows chain AI steps to automate go-to-market tasks
    • Brand voice settings keep copy consistent
    • CRM integrations and an API for sales and marketing teams

    Cons

    • Its focus on GTM workflows makes it less suited to solo writers
    • Free plan is limited compared with paid tiers
    • Generated copy still needs editing to sound original
    Cost / License
    FreemiumProprietary
    Categories
    AI Writing AssistantsWorkflow Automation
    Platforms
    Web
    Features
    API accessBrand voiceIntegrationsMulti-step workflowsTeam collaborationTemplates
    Visit websiteMore about Copy.ai

  8. Rytr

    Rytr is an AI writing assistant for short-form content such as emails, product descriptions, social posts, ads and blog sections. You pick a use case, a language and a tone, then refine the draft in its editor with rewrite, expand and shorten commands. It also offers custom tones based on your own writing, a plagiarism check and a Chrome extension, with a free plan limited by monthly characters.

    8 Rytr alternatives

    Pros

    • Wide range of short-form use cases, languages and tones
    • Rewrite, expand and shorten commands in the editor
    • Custom tones based on your own writing

    Cons

    • Free plan is capped by monthly characters
    • Less suited to long-form articles
    • Output can be generic without careful prompting
    Cost / License
    FreemiumProprietary
    Categories
    AI Writing Assistants
    Platforms
    WebBrowser extension
    Features
    Brand voiceParaphrasingPlagiarism checkerTemplatesTone adjustment
    Visit websiteMore about Rytr

Grammarly vs its alternatives at a glance

Pricing, platforms and the key features of Grammarly, compared with its most popular alternatives.

Grammarly vs its alternatives at a glance
AppPricingPlatformsAI assistantBrand voiceGrammar and spell checkParaphrasingPlagiarism checker
GrammarlyFreemiumWeb, Windows, Mac, iPhone, Android, Browser extension
LanguageToolFreemiumOpen sourceWeb, Windows, Mac, Linux, Self-hosted, Browser extension
ProWritingAidFreemiumWeb, Windows, Mac, Browser extension
QuillBotFreemiumWeb, Windows, Mac, Browser extension
WordtuneFreemiumWeb, Browser extension
DeepL WriteFreemiumWeb, Windows, Mac

Grammarly alternatives: frequently asked questions

What is the best alternative to Grammarly?

The most popular alternative to Grammarly is LanguageTool: Multilingual grammar, style and spell checker with an open source core. Other great alternatives are ProWritingAid, QuillBot, Wordtune, and DeepL Write.

Is there a free alternative to Grammarly?

Yes, 8 alternatives are free or have a free plan, including LanguageTool, ProWritingAid, QuillBot, and Wordtune.

Is there an open source alternative to Grammarly?

Yes, one open source alternative is listed: LanguageTool.

Is Grammarly free?

Grammarly has a free plan, with paid plans that unlock more features.

Compare Grammarly with its alternatives

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