Sentence Stack AlternativesOnly apps categorised as Grammar Checkers

The best Grammar Checker alternative to Sentence Stack is Grammarly, which is free. If that doesn't suit you, our users have ranked more than 10 alternatives to Sentence Stack and ten of them are Grammar Checkers so hopefully you can find a suitable replacement. Other interesting Grammar Checker alternatives to Sentence Stack are Ludwig Guru, Scribens, Wordtune and Ginger.

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Sentence Stack alternatives are mainly Grammar Checkers but may also be AI Writing Tools or Translators.  Filter by these or use the filter bar below if you want a narrower list of alternatives or looking for a specific functionality of Sentence Stack.
Sentence Stack iconSentence Stack
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Sentence Stack is the free linguistic search engine for improving your English with sentence examples, grammar checking, and more.

More about Sentence Stack
More about Sentence Stack
Sentence Stack alternatives page was last updated Mar 25, 2025
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Alternatives
  1. Grammarly icon

    Grammarly

     241 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.

    115 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 Sentence Stack

     

    • Grammarly is the most popular Web-based, Windows, Mac & SaaS alternative to Sentence Stack.

    • Grammarly is the most popular free alternative to Sentence Stack.

    • Grammarly is Freemium and ProprietarySentence Stack is Free and Proprietary
    • Grammarly is LightweightSentence Stack is not according to our users
  2. Ludwig Guru icon

    Ludwig Guru

     80 likes
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    Ludwig is the first sentence search engine that helps you write better English by giving you contextualized examples taken from reliable sources.

    6 Ludwig Guru alternatives

    License model

    • Freemium • Proprietary

    Application types

    Platforms

    • Mac
    • Windows
    • Online
    • Android
    Ludwig Guru screenshot 1

    Ludwig Guru Features

    1.  Proofreading
    2.  Writing assistance
    3.  Translation-platform

    Ludwig Guru VS Sentence Stack

     

    • Ludwig Guru is the most popular Android alternative to Sentence Stack.

    • Ludwig Guru is Freemium and ProprietarySentence Stack is Free and Proprietary
  4. Scribens icon

    Scribens

     1 like
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    A powerful, free spelling and grammar checker. Scribens corrects 250 types of grammar mistakes. English and French.

    20 Scribens alternatives

    License model

    • Freemium • Proprietary

    Application type

    Platforms

    • Mac
    • Windows
    • Online
    • Android
    • iPhone
    • Android Tablet
    • iPad
    • Microsoft Edge
    • Google Chrome
    • Safari
    • Thunderbird
    • Microsoft Office 365
    • LibreOffice
    • Apache OpenOffice
    • Firefox
    Scribens screenshot 1

    Scribens Features

    1.  Grammar tool

    Scribens VS Sentence Stack

     

    • Scribens is the most popular iPhone, iPad & Android Tablet alternative to Sentence Stack.

    • Scribens is Freemium and ProprietarySentence Stack is Free and Proprietary
  5. Ad
    Screenshot
    Sapling icon
    Sapling

    AI writing assistant for customer-facing teams. Spelling, grammar, and autocomplete suggestions. Sapling sits on top of CRMs and messaging platforms to help agents more efficiently compose personalized responses.

    http://sapling.ai
    Learn More
  6. Wordtune icon

    Wordtune

     6 likes
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    Powered by deep AI technology, Wordtune helps you rephrase your sentences to say exactly what you mean through clear, compelling, and authentic writing.

    73 Wordtune alternatives

    License model

    • Freemium • Proprietary

    Application types

    Platforms

    • Online
    Wordtune screenshot 1

    Wordtune Features

    1.  Spell Checking
    2.  Ad-free
    3.  Works Offline
    4.  AI-Powered

    Wordtune VS Sentence Stack

     
  7. Ginger icon

    Ginger

     27 likes
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    Ginger Keyboard is the world’s first smartphone keyboard to offer advanced writing tools, including live as-you-type proofreading, alongside standard and advanced keyboard features like word prediction, autocorrect, emoji and swipe typing.

    60 Ginger alternatives

    License model

    • Freemium • Proprietary

    Application types

    Platforms

    • Mac
    • Windows
    • Android
    • iPhone
    • Chrome OS
    • Android Tablet
    • iPad
    Ginger screenshot 1

    Ginger Features

    1.  Spell Checking
    2.  Text to Speech
    3.  Proofreading

    Ginger VS Sentence Stack

     
  8. Sapling icon

    Sapling

     4 likes
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    AI writing assistant for customer-facing teams. Spelling, grammar, and autocomplete suggestions. Sapling sits on top of CRMs and messaging platforms to help agents more efficiently compose personalized responses.

    23 Sapling alternatives

    License model

    • Freemium • Proprietary

    Application type

    Country of Origin

    • US flagUnited States

    Platforms

    • Online
    • Self-Hosted
    • Software as a Service (SaaS)
    Overview.

    Sapling Features

    1.  Autocompletion
    2.  Sales enablement

    Sapling VS Sentence Stack

     

    • Sapling is the most popular Self-Hosted alternative to Sentence Stack.

    • Sapling is Freemium and ProprietarySentence Stack is Free and Proprietary
  10. TripleChecker icon

    TripleChecker

     1 like
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    TripleChecker is an automated tool for catching spelling and grammatical errors, broken links, and other issues on websites. Unlike manual proofreading tools, TripleChecker automates this process, scanning websites without requiring downloads or plugins.

    46 TripleChecker alternatives

    License model

    Application type

    Country of Origin

    • US flagUnited States

    Platforms

    • Online
    • Software as a Service (SaaS)
    TripleChecker screenshot 1

    TripleChecker Features

    1.  Spell Checking
    2.  Ad-free
    3.  Automated proofreading
    4.  Proofreading

    TripleChecker VS Sentence Stack

     

    • TripleChecker is the most popular commercial alternative to Sentence Stack.

    • TripleChecker is Paid and ProprietarySentence Stack is Free and Proprietary
  11. AI Grammar Checker icon

    AI Grammar Checker

     2 likes
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    Best English grammar checker and sentence correction, spell check while texting.

    26 AI Grammar Checker alternatives

    License model

    • Freemium • Proprietary

    Application type

    Platforms

    • Android
    • iPhone
    AI Grammar Checker screenshot 1
    AI Grammar Checker screenshot 2
    AI Grammar Checker screenshot 3

    AI Grammar Checker Features

    1.  Spell Checking
    2.  AI-Powered
    3.  Grammar tool

    AI Grammar Checker VS Sentence Stack

     
  12. Scramble icon

    Scramble

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    Scramble is an open-source Chrome extension that leverages AI to enhance your writing directly in your browser. It's designed to be a more customizable and privacy-respecting alternative to Grammarly.

    53 Scramble alternatives

    License model

    • Free • Open Source

    Application type

    Platforms

    • Google Chrome
    Scramble screenshot 1

    Scramble Features

    1.  Ad-free
    2.  AI-Powered
    3.  OpenAI integration
    4.  Grammar tool

    Scramble VS Sentence Stack

     

    • Scramble is the most popular Open Source alternative to Sentence Stack.

    • Scramble is Free and Open SourceSentence Stack is Free and Proprietary
  13. Mr.Webtool icon

    Mr.Webtool

     Like
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    A comprehensive suite of English language tools, courses, and resources, all in one platform, for those who use the English language every day.

    108 Mr.Webtool alternatives

    License model

    Application type

    Platforms

    • Online
    core components of the app

    Properties

    1.  Privacy focused
    2.  Distraction-free

    Features

    1.  Spell Checking
    2.  Synonyms
    3.  Ad-free
    4.  Readability
    5.  Grammar tool
    6.  Thesaurus

    Mr.Webtool VS Sentence Stack

     
10 of 10 Sentence Stack alternatives