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Best Grammar Checkers

Compare the Top Grammar Checkers as of October 2025

What are Grammar Checkers?

Grammar checkers are software tools that help users improve the quality of their writing by identifying and suggesting corrections for grammatical errors, spelling mistakes, punctuation issues, and sentence structure problems. These tools analyze text in real time, offering suggestions for improving clarity, style, and tone. Grammar checkers are widely used by writers, students, professionals, and anyone who needs to produce error-free content. Advanced grammar checkers often include features like plagiarism detection, vocabulary enhancement, and context-based writing suggestions to further refine the text. Compare and read user reviews of the best Grammar Checkers currently available using the table below. This list is updated regularly.

  • 1
    Trinka AI

    Trinka AI

    Trinka AI

    Trinka AI is a privacy-focused grammar checker and writing assistant designed for academic and technical writing. Created by language and science experts, it detects and corrects various intricate writing errors such as contextual spelling mistakes and advanced grammar issues. Additionally, Trinka suggests improved vocabulary choices and offers real-time writing tips to help professionals and academics write clearly, formally, and engagingly. By adapting to different subjects, Trinka ensures that its corrections align with the specific nuances of each topic, maintaining high professional standards in writing.
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    Starting Price: $6.67/user/month
  • 2
    Wordtune

    Wordtune

    AI21Labs

    While everyone talks about generative AI and how it will change writing, most AI tools are prompt-based and take away the writer's control. Wordtune is different. It's an AI tool that helps writers become more creative by providing them with suggestions tailored to their own writing style. Wordtune uses generative AI to suggest sentences that expand on what you've already written or paraphrase it better. Wordtune can generate unique and creative ideas and phrases, allowing writers to express themselves more effectively. It can also provide synonyms and alternative words that can help writers to find the right words to convey their message.
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    Starting Price: $10 per user per month
  • 3
    LanguageTool

    LanguageTool

    LanguageTooler

    Get the most out of your documents and present texts without errors. It doesn't matter if you're working on a dissertation, an essay, a book, or just want to jot something down. Go far beyond grammar and spell checking, and impress with clear, precise, and stylistically correct writing.
    Starting Price: $59 per year
  • 4
    WProofreader

    WProofreader

    WebSpellChecker

    WProofreader Software Development Kit (SDK) by WebSpellChecker is a combo of ready-made integrations for WYSIWYG editors and standalone API, helping development teams enrich web apps and custom systems with grammar and spelling check functionality and standalone HTTP API. WProofreader integrates with WYSIWYG editors and HTML controls. Cloud and On-premise deployment. Ideal for security-conscious teams and companies. Key features: high security, multilingual spelling and grammar-check, language autodetect, spelling autocorrect, autocomplete suggestions, integration with business infrastructure or app, company-wide and user dictionaries, customization options, accessibility. Available as a browser extension for Chrome, Firefox, and Microsoft Editor. WProofreader extension works with various online software: project management apps publishing platforms social platforms email service document management content management CRM systems service desk systems
  • 5
    Writee

    Writee

    Writee

    Writee takes the stress out of the writing process, allowing you to focus on what’s most important: creating engaging content. Sail through your writing tasks and get work done faster! Are you tired of juggling multiple platforms to write your drafts, access your AI, test your grammar and go through content analytics? Look no further than Writee. Get all the power of the AI along with the grammatical prowess of Grammarly at your fingertips. Want more? Get metrics you care about in your editor itself! With Writee, you can easily manage your team, edit drafts, and collaborate with multiple writers all within one user-friendly interface. Say goodbye to disorganized and inefficient team writing, and hello to streamlined collaboration with Writee.
    Starting Price: $8 per month
  • 6
    Ginger

    Ginger

    Ginger Software

    Ginger Software is an award-winning productivity-focused company that helps you write faster and better, thanks to grammar checker, punctuation, and spell checker tools which automatically detect and correct misused words and grammar mistakes. With Ginger, the AI-powered writing assistant, correct your texts, improve your style and boost your creativity. Ginger goes beyond spelling and grammar. It takes into account full sentences to suggest context-based corrections. This drastically speeds up your writing - especially for long emails or documents! Let the magic of Ginger’s AI suggest inspiring alternatives for conveying your intended message. It’s particularly useful for streamlining wordy sentences. Double-click a word on any website to enjoy a rich variety of synonyms and expressions to find the perfect match.
    Starting Price: $20.97/month
  • 7
    Sapling AI Writing Assistant

    Sapling AI Writing Assistant

    Sapling Intelligence

    AI writing assistant for customer-facing teams. Sapling sits on top of CRMs and messaging platforms to help agents more efficiently compose personalized responses. Managers gain conversational insights to coach and prepare teams. Sapling provides functionality for autocomplete, spelling and grammar checking as well as snippets/canned messages/text expander. All services can be self-hosted, provided on-premise or cloud-premise to meet enterprise security and privacy requirements. Spelling and Grammar checking APIs allow users to integrate Sapling's language models into custom applications and use cases. Sapling Suggest retrieves relevant responses from a team knowledge bank and allows agents to respond more quickly to customer inquiries by simply clicking on the desired response. Empower agents instead of providing brittle, decision tree-based chatbots.
    Starting Price: $25 per month
  • 8
    TypeEngine

    TypeEngine

    TypeEngine

    A content tool designed by marketers to power your content strategies. TypeEngine is the perfect solution for businesses who want to create better content, but don’t have the time or resources to do it themselves. We can help you create content that is more engaging, relevant, and effective. Scale your content production and get back your time. TypeEngine will help you write better headlines, improve your grammar, and make sure your content is readable and engaging. It's a great way to improve your content without having to spend hours writing and editing. Whether you need content for your website, social media or ads TypeEngine always delivers unique and creative content. Let the engine do all the heavy lifting for you, say goodbye to writer's block, and spend time working on the edits that make your content impactful. TypeEngine gives you a competitive advantage to produce more effective content in higher quantities.
    Starting Price: $11.36 per month
  • 9
    StyleWriter 4

    StyleWriter 4

    Editor Software

    StyleWriter will make you a better writer – we guarantee it. A bold claim we know, but that’s what our users tell us. Thousands of people download StyleWriter every month and use it to edit advertising copy, business reports, contracts, manuals, newsletters or web pages. Even professional journalists and novelists use the program to polish their writing style. StyleWriter is the best editing and proofreading software on the market. Designed by professional proofreaders, editors and experts in plain English, StyleWriter brings together the techniques used by the best writers to help you write in a clear, concise and readable style. All other proofreading and editing software aids are usually just overpriced spelling and grammar checkers and offer little more than what you already have in Microsoft Word. StyleWriter’s different. It shows you how to work like a professional editor. StyleWriter will show you how to simplify, cut and rewrite.
    Starting Price: $90 for lifetime use
  • 10
    Enago Plagiarism Checker

    Enago Plagiarism Checker

    Crimson Interactive

    Enago Plagiarism Checker, in collaboration with Turnitin, uses the most powerful plagiarism detection algorithms and the largest databases of Internet content as well as open access and paywalled research from all major scientific disciplines, to provide you with the most accurate plagiarism detection. Enago AI Grammar Checker uses the latest AI technology. The AI models use papers written by experts in each field to understand the best writing styles. Combined with the knowledge of English grammar and expert writing styles, the AI models assess your writing for errors and improvements and provide useful suggestions. The Enago Plagiarism Checker leverages Turnitin's expansive database and algorithms used by 1700+ top publishers & peer reviewers worldwide as part of their manuscript screening and peer review process.
  • 11
    NOUNPLUS

    NOUNPLUS

    NOUNPLUS

    Are you fed up with checking grammar and spelling mistakes in your writing? Grammar and Spell checkers are the right tools for those who want complete and thoroughly checked error-free content. While there are a number of tools that can help you, NOUNPLUS Grammar Checker would be the one you have been looking for. We, NOUNPLUS, help you find typos mistakes and grammatical errors. Our service is completely free to use for everyone. It is effective in finding the most crucial and hidden errors and we assure you that our results are reliable and complete! With such unique features, we have become the leading grammar checker online. Accuracy and efficiency come together. Whatever text you input, our grammar and spell checker will rectify the potential errors in it. We support multiple platforms and devices. Make your job easier with NOUNPLUS. Write with complete confidence. Explore different ways to phrase your text.
  • 12
    Scribbr

    Scribbr

    Scribbr

    Improve your paper with our award-winning proofreading services, college essay editing & coaching, plagiarism checker, citation generator & knowledge base. Get expert help from Scribbr’s academic editors, who will proofread and edit your essay, paper, or dissertation to perfection. Detect and resolve unintentional plagiarism with the Scribbr plagiarism checker, so you can submit your paper with confidence. Generate accurate citations with Scribbr’s free citation generator and save hours of repetitive work. You’re not alone, together with our team and highly qualified editors, we help you answer all your questions about academic writing. Bite-sized videos that guide you through the writing process. Accessible how-to guides, full of examples that help you write a flawless essay, proposal, or dissertation. Everything you need to write an A-grade paper. Free resources are used by 4,000,000 students every month.
  • 13
    StudyCrumb

    StudyCrumb

    StudyCrumb

    There are lots of online tools that can improve your writing. You'll notice the difference as soon as they start relying on this writing software. StudyCrumb provides a full pack of free online essay creation tools for your comfortable & fast editing, idea generation, essay checking, and summarizing. Look no further if you want to check your essay for plagiarism free! The tool will compare your essay with other online resources to generate an originality report. Simply paste your text and insert the title of your work and voilà – an essay plagiarism check is ready. You can use a report to correct the highlighted areas. Are you about to submit your work? Check a paper for plagiarism to make sure it’s 100% authentic. The tool will show you the percentage of uniqueness, and all you need to do is ensure that it’s acceptable in your school. Change the highlighted phrases if needed and run an extra check again.
    Starting Price: $15 one-time payment
  • 14
    WhiteSmoke

    WhiteSmoke

    WhiteSmoke

    WhiteSmoke Writing Solution. We produce an all-in-one English writing tool that provides grammar, spelling, punctuation and style checks. Our software is activated in a single click from any text application and browser, pointing out potential errors for consideration and offering suggestions for improvement. We believe that users that have little or no experience with WhiteSmoke software can use our solution to quickly begin writing, editing, translating and enhancing their English documents. WhiteSmoke renders you with the highest quality proofreading abilities available, correcting not only simple spelling mistakes like old-fashioned word processors but everything from grammar, word choices and even style mistakes, all without breaking a sweat. Grammar plays an important role in what kind of impression you give.
    Starting Price: $6.59/month/user
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