CMD-C AlternativesGrammar Checkers and other similar apps like CMD-C

CMD-C is described as 'CMD+C is a native macOS app designed to correct grammar and punctuation on-the-fly across any application. Powered by AI using your own API key for ChatGPT/Claude or affordable subscription' and is a Grammar Checker in the education & reference category. There are seven alternatives to CMD-C for a variety of platforms, including Mac, Windows, Web-based, Linux and Microsoft Edge apps. The best CMD-C alternative is LanguageTool, which is both free and Open Source. Other great apps like CMD-C are DeepL Write, Grammarly, ProWritingAid and Fixkey.

CMD-C iconCMD-C
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CMD+C is a native macOS app designed to correct grammar and punctuation on-the-fly across any application. Powered by AI...

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More about CMD-C
CMD-C alternatives page was last updated Feb 19, 2025
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  1. LanguageTool icon

    LanguageTool

     174 likes
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    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.

    81 LanguageTool alternatives

    License model

    • Freemium • Open Source

    Application types

    Country of Origin

    • DE flagGermany
    • European Union flagEU

    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
    • Sublime Text
    • GNU Emacs
    • Opera
    • Gmail
    • LibreOffice
    • Apache OpenOffice
    • Mozilla Firefox
    • LibreOffice - Writer
    LanguageTool screenshot 1

    Properties

    1.  Privacy focused
    2.  Lightweight

    Features

    1.  Multiple languages
    2.  Automated proofreading
    3.  Proofreading
    4.  Grammar tool
    5.  Custom dictionaries
    6.  Spell Checking
    7.  Dark Mode
    8.  Microsoft Edge extension
    9.  Ad-free
    10.  Neural network
    11.  N-grams
    12. Obsidian icon  Obsidian Integration

    LanguageTool VS CMD-C

     

    • LanguageTool is the most popular Web-based, Windows, Mac & iPhone alternative to CMD-C.

    • LanguageTool is the most popular Open Source & free alternative to CMD-C.

    • LanguageTool is Freemium and Open SourceCMD-C is Free Personal and Proprietary
    • LanguageTool is Privacy focused and LightweightCMD-C is not according to our users
  2. DeepL Write icon

    DeepL Write

     73 likes
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    An AI tool enhancing English and German communication by offering robust suggestions on phrasing, tone, style, and grammar, ideal for professionals, multilingual teams, and varied proficiency users.

    111 DeepL Write alternatives

    License model

    • Free • Proprietary

    Application types

    Country of Origin

    • DE flagGermany
    • European Union flagEU

    Platforms

    • Online
    DeepL Write screenshot 1

    Properties

    1.  Lightweight

    Features

    1.  AI Writing
    2.  Spell Checking
    3.  Grammar tool
    4.  AI-Powered
    5.  Ad-free
    6.  Text to Speech
    7.  Live Preview
    8.  No Coding Required

    DeepL Write VS CMD-C

     
  4. Grammarly icon

    Grammarly

     242 likes
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    Delivers real-time spelling, grammar, and style check, generative AI for instant drafts, comprehensive writing feedback, and enhanced sentence clarity and word choice for effective communication on multiple platforms, including desktops and web browsers.

    128 Grammarly alternatives

    License model

    • Freemium • Proprietary

    Application types

    Country of Origin

    • US flagUnited States

    Platforms

    • Mac
    • Windows
    • Online
    • Microsoft Edge
    • Google Chrome
    • Microsoft Outlook
    • Safari
    • Microsoft Word
    • Software as a Service (SaaS)
    • Mozilla Firefox
    Grammarly screenshot 1

    Properties

    1.  Lightweight
    2.  Security-focused
    3.  Educational

    Features

    1.  Grammar tool
    2.  Grammatical Error Checking
    3.  Automated proofreading
    4.  Plugin for office programs
    5.  Spell Checking
    6. Microsoft Word icon  Microsoft Word integration
    7.  Browser integration
    8.  Ad-free
    9.  Dark Mode
    10.  Works Offline
    11.  AI-Powered
    12.  No registration required

    Grammarly VS CMD-C

     

    • Grammarly is the most popular SaaS alternative to CMD-C.

    • Grammarly is Freemium and ProprietaryCMD-C is Free Personal and Proprietary
    • Grammarly is LightweightCMD-C is not according to our users
  5. Ad
    Screenshot
    LanguageTool icon
    LanguageTool

    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, ...

    https://languagetool.org
    Learn More
  6. ProWritingAid icon

    ProWritingAid

     28 likes
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    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.

    104 ProWritingAid alternatives

    License model

    • Freemium • Proprietary

    Application types

    Country of Origin

    • GB flagUnited Kingdom

    Platforms

    • Mac
    • Windows
    • Online
    • Microsoft Edge
    • Google Chrome
    • Microsoft Outlook
    • Microsoft Word
    • Google Docs
    • Google Workspace
    • Mozilla Firefox
    ProWritingAid screenshot 1

    Properties

    1.  Lightweight

    Features

    1.  Spell Checking
    2.  Automated proofreading
    3.  Grammar explanations
    4.  Grammatical Error Checking
    5.  Grammar tool
    6.  Cloning in multiple languages styles

    ProWritingAid VS CMD-C

     
  7. Fixkey icon

    Fixkey

     2 likes
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    Fixkey fixes your grammar in any app using AI.

    License model

    Application types

    Platforms

    • Mac
    Fixkey screenshot 1

    Properties

    1.  Lightweight
    2.  Distraction-free

    Features

    1.  Spell Checking
    2.  Grammar tool
    3.  AI-Powered
    4.  Support for Keyboard Shortcuts
    5.  Works Offline
    6.  Ad-free
    7.  Multiple languages
    8.  Dictation
    9.  Voice dictation

    Fixkey VS CMD-C

     

    • Fixkey is the most popular commercial alternative to CMD-C.

    • Fixkey is Paid and ProprietaryCMD-C is Free Personal and Proprietary
    • Fixkey is LightweightCMD-C is not according to our users
  8. Harper icon

    Harper

     3 likes
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    Harper is an English grammar checker designed to be just right. I created it after years of dealing with the shortcomings of the competition.

    53 Harper alternatives

    License model

    • Free • Open Source

    Application type

    Country of Origin

    • US flagUnited States

    Platforms

    • Self-Hosted
    • WebAssembly
    • Visual Studio Code
    • Mac
    • Linux
    • Windows
    • Homebrew
    • Neovim
    Harper screenshot 1

    Properties

    1.  Privacy focused
    2.  Lightweight

    Features

    1.  No registration required
    2.  No Tracking
    3.  Ad-free

    Harper VS CMD-C

     

    • Harper is the most popular Self-Hosted alternative to CMD-C.

    • Harper is Free and Open SourceCMD-C is Free Personal and Proprietary
    • Harper is Privacy focused and LightweightCMD-C is not according to our users
  10. Eloquent Proofreading Assistant icon

    Eloquent Proofreading Assistant

     1 like
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    Eloquent is a proofreading software for English, Spanish, French, German, Portuguese, Polish, Dutch, and more than 20 other languages. It finds many errors that a simple spell checker cannot detect.

    License model

    • Free • Open Source

    Country of Origin

    • US flagUnited States

    Platforms

    • Linux
    • Flathub
    • Flatpak
    Eloquent Proofreading Assistant screenshot 1

    Eloquent Proofreading Assistant Features

    1.  Works Offline
    2.  Ad-free
    3.  No registration required
    4.  Automated proofreading
    5.  Proofreading

    Eloquent Proofreading Assistant VS CMD-C

     
7 of 7 CMD-C alternatives