Best Free Grammar Checkers
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Compare the Top Free Grammar Checkers as of November 2025
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What are Free 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 Free Grammar Checkers currently available using the table below. This list is updated regularly.
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1min.AI
1min.AI
💡 1min.AI is an all-in-one AI app that unlock all AI features. You pay only for what you use at 1min.AI, with no hidden costs or setup required elsewhere. 🔮 The unique features of 1min.AI is offering a variety of AI features powered by various AI models. You can see it clearly with the Chat with Many Assistants feature, it includes Gemini, GPT, Claude, Llama, MistralAI, ... 🪄 Other multi-media features like Content, Image, Audio, Video can also be used with different models to utilize their abilities and give out the best results. 💰 Lastly, we offer credit estimation and transparent usage history, so you know exact how does the feature cost before running and can track the usage easily. 🚀 Try for Free and get what you want within 1minStarting Price: $5 -
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Grammarly
Grammarly
Compose bold, clear, mistake-free writing with Grammarly’s AI-powered writing assistant. Grammarly now organizes your writing feedback by theme, so you can see how each change will help your readers better understand your message. Get corrections from Grammarly while you write on Gmail, Twitter, LinkedIn, and all your other favorite sites. From grammar and spelling to style and tone, Grammarly helps you eliminate errors and find the perfect words to express yourself. Get started for free and find out what you can accomplish with the power of Grammarly at your fingertips. With Grammarly Business, every member of your team can compose credible, mistake-free writing that makes your business look good. Every email, web page, and social media post makes an impression on your customers. With Grammarly, you can be confident it's the right impression. High-quality writing is more than just mechanics. Grammarly Business goes deeper with real-time suggestions for improving readability.Starting Price: $12 per month -
3
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.Starting Price: $6.67/user/month -
4
Microsoft Editor
Microsoft
Become a better writer across the web with Microsoft Editor, your intelligent writing assistant. Microsoft Editor moves with you across sites, so you can confidently write clear, concise posts online. With this browser extension, you receive intelligent writing assistance, nail the basics of spelling, grammar, and punctuation for free. Receive advanced grammar and stylistic feedback on clarity, conciseness, formality, vocabulary, and much more with premium. Assistance anywhere you write. Receive feedback on sites like LinkedIn, Gmail, Facebook, and many more of your favorites with this browser extension. If you want Editor's assistance beyond the web, open Word and look for the Editor icon to see how Editor can help across documents, email, and the rest of the web. Write with confidence across documents, email, and the web. With features that help strengthen your spelling, grammar, and style, let Microsoft Editor be your intelligent writing assistant.Starting Price: $6.99 per month -
5
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.Starting Price: $10 per user per month -
6
ProWritingAid
Orpheus Technology
Companies using ProWritingAid produce higher quality content, comms, reports, bids and other documents with fewer mistakes, faster. ProWritingAid eliminates common error types, inconsistent terminology, contextual spelling errors, grammar mistakes, and poor writing style. A wide range of integration options, including API and on-premise solutions, supports all sizes of organization, including those with high-level security and privacy requirements.Starting Price: $79.00/year/user -
7
Flawlessly
Flawlessly
Flawlessly AI transforms your spelling, grammar, tone, and writing into professional text in seconds. Just paste your text into the box and press the button to get flawless writing from our free AI writing checker. Unlock your potential with our easy-to-use AI writing assistant or try it out. Our grammar checker ensures your sentences are structurally sound and clear. It corrects subject-verb agreement, tense consistency, and other grammatical nuances to make your writing flawless. Never worry about misspelled words or confusing sentences again. "Flawlessly" identifies and corrects even the trickiest spelling errors, enhancing the readability and professionalism of your text. Our Grammar Corrector takes away all your punctuation worries. It ensures every comma, period, and semicolon is perfectly placed, giving your writing clarity and precision.Starting Price: Free -
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Grammica
Grammica
To find grammar, spelling, punctuation, plagiarism, and syntax mistakes in your work, Grammica utilizes a highly sophisticated machine-learning algorithm. Your work is extensively examined in real-time by our English grammar checker. Our clever writing helper tool puts your content through a sophisticated algorithm that analyses the context of your writing to identify grammar mistakes. It shows a brief overview and the sort of fault it has found.Starting Price: $0 -
9
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 -
10
Phrasly
Phrasly
Transform AI-generated content into undetectable AI text with Phrasly. Save time on your assignments, boost grades, and easily bypass AI detectors like TurnItIn and GPTZero. Phrasly is fully powered by AI and can generate original text as well as paraphrase existing content. Humanize AI-generated content to bypass AI detectors like GPTZero, TurnItIn, and more. Check your content for AI-generated text to ensure that it is humanized and undetectable. We have a powerful grammar checker that can detect and correct grammar mistakes, for free. We value authenticity, if we generate AI-detected content, we'll refund your credits instantly. Generate content in multiple languages including English, Spanish, French, German, and more. Eliminate writer's block by generating content ideas and outlines using AI. Type or paste your content into our editor, and adjust our writing preferences to your liking to ensure the best results.Starting Price: $14.99 per month -
11
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 -
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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 -
13
SpellCheckPlus
SpellCheckPlus
Introducing SpellCheckPlus Mobile, the best online grammar checker for texts in English, French, and Spanish! SpellCheckPlus Mobile is a state-of-the-art tool that analyzes your texts/messages and provides valuable information about errors to help you correct them. Unlike other spellcheckers, SpellCheckPlus mobile is able to detect problems with words that sound the same (e.g, there versus their, its versus it's , etc.), incorrect use of correct words (e.g, never mined instead of never mind), punctuation/spacing (e.g, with out instead of without), capitalization (e.g, saturday instead of Saturday) and thousands of grammatical errors It’s like having a personal editor on your phone or tablet! SpellCheckPlus Mobile is even able to identify many errors typical of second-language learners. SpellCheckPlus Mobile makes it easy to copy and paste text to or from its editor. Please note that SpellCheckPlus Mobile requires an internet connection during use.Starting Price: $8.49 one-time payment -
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Reverso
Reverso
Check your grammar, spelling, and punctuation in one click. Whether you're writing an email, a presentation or an essay, your resume, or a cover letter in English, don't let mistakes get in the way of your success. Reverso detects and corrects all types of grammar and spelling mistakes: wrong verb tenses, lack of agreement between subject and verb, incorrect prepositions, confusion between words with similar spelling, typos, and punctuation errors. Rephraser is designed to help you instantly enhance your writing, strike the right tone, or simply find inspiration. Just enter your text and our AI will suggest useful and reliable alternatives, shorter or longer, more or less formal, idiomatic, or creative. Add style and clarity to your essays, while avoiding unintentional plagiarism. Write compelling and professional emails, and avoid repetition with regular clients. Let your ideas flow, unleash your creativity, and find inspiration anytime.Starting Price: $6.49 per month -
15
Scribens
Scribens
Scribens checks the grammar of your texts and finds spelling mistakes. Avoid copy-pasting and keep the formatting of your original texts. Correct your texts on Gmail, Hotmail, Yahoo, Facebook, Twitter, LinkedIn, forums, blogs, etc. Use Scribens as a seamless extension of Microsoft Word, Outlook, PowerPoint, Excel, OpenOffice, or LibreOffice. Scribens corrects over 250 types of common grammar and spelling mistakes, including verbs, nouns, pronouns, prepositions, homonyms, punctuation, typography, and more. Online corrections are included with explanations in order to help the user progress his or her English writing skills. Scribens employs a sophisticated syntactical recognition algorithm that detects even the most subtle errors in a text. In offering you advanced correction software, Scribens allows you to significantly improve the quality of your writing. Scribens detects stylistic elements such as repetitions, run-on sentences, redundancies, and more.Starting Price: €9.90 per month -
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Virtual Writing Tutor
Virtual Writing Tutor
Check grammar, punctuation, spelling, paraphrasing, and vocabulary, or outline essays and write hypertext narratives. This free online essay checker and grammar check website helps writers improve their writing. Type a sentence or short paragraph from your essay with errors in it, click “Improve writing” and Virtual Writing Tutor will correct the mistakes, reformulating the sentence in standard English. The Virtual Writing Tutor can also check your English proficiency level, score IELTS and other essays, count words, check to spell, give feedback on grammar and punctuation errors, check to paraphrase, improve word choice, check for target structures, and help you master English pronunciation. This website is currently 100% free to use for students, and membership is free. We do offer low-cost API grammar check services and essay scoring services. The Virtual Writing Tutor can estimate your CEFR level, your IELTS score, your TOEFL score, or your CEGEP ESL level in just half of a second.Starting Price: Free -
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ParagraphAI
ParagraphAI
Download ParagraphAI for free and see how it takes your writing to the next level. Take your writing to the next level with impeccable spelling, grammar, and vocabulary. Our world-class AI writing assistant crafts accurate, high-quality content with the tone you select. Generate 99.9% plagiarism-free professional outlines, drafts, and finished written content for any purpose with ease. Tap into the unlimited potential of AI. So long, writer’s block! Our AI writing software drafts responses to emails, messages, comments, and more in seconds. Save time on otherwise tedious tasks and enjoy your newfound downtime. Type or paste any message, email, or comment and select your preferred tone and direction. Our free AI writing tool will instantly draft an accurate and grammatically correct response. Let your AI-Powered writing assistant generate clear, concise, and error-free messages in seconds. Write efficient and effective content for any purpose.Starting Price: Free -
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Voila
Voilà
Voilà is a powerful AI assistant with a suite of tools for maximum productivity. Whether you need to brainstorm ideas, draft emails, research topics, summarize documents, or generate images, Voilà does it all in one place. Trusted by over 70,000 professionals worldwide, Voilà combines advanced AI capabilities with an intuitive user experience.Starting Price: $8 per month -
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PaperTyper
PaperTyper
Our AI essay writer was solely developed for academic writing needs. So, our AI generator knows all the nuances of proper paper writing. Both grammar and plagiarism checkers provide comprehensive and detailed reports. You have a perfect chance to learn from your mistakes and edit your papers from the ground up. With our tools, you don’t need to spend several nights researching, writing several drafts, editing and checking a final text, and then citing it. Quickly find information about your topic to create a flawless academic paper of any kind. All students will agree that these useful tools will make the writing and editing process fast and as simple. No need to bother yourself with annoying homework tasks anymore – rely on the latest technologies now.Starting Price: Free -
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Talers
Talers
Discover a pleasant, modern writing environment to put your ideas down and make them grow, suitable for all writing projects. Create as many text files as necessary and sort them inside customizable folders. Talers detects spelling as well as grammar and style mistakes and suggests alternatives. In need of inspiration, browse the embedded thesaurus to find the right word. Keep your projects synchronized between your computer, your tablet, and your mobile. Invite friends to collaborate on your texts and get instant feedback from your readers. Talers can work 100% offline, your texts are always saved on a distant server and locally on your computer. Export with your extension of choice using a simple and flexible set of options. At Talers, we want to give you the best writing experience possible. It is possible to insert a title, an image, a video, or a paragraph separator with the block menu.Starting Price: $12 per month -
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TextAIssist
TextAIssist
Introducing TextAIssist, a powerful and free AI writing assistant designed to elevate your writing experience for emails and messages. With just one click, streamline your workflow by effortlessly fixing grammar and adjusting tones. Say goodbye to switching between sources and manual copy-pasting, saving you time and effort. Revolutionize your writing with our AI-driven writing assistant, TextAIssist. Say goodbye to awkward grammar and hello to smooth, captivating prose that woos your audience. 1-click fix grammar and change tone for emails & messages, ideal for writing emails, reports, and other content. Achieve your desired tone, whether formal or casual and effortlessly correct grammar and typing issues. Perfect for emails, reports, and marketing copy, TextAIssist offers a user-friendly interface for a seamless and effective writing journey. Easily adjust the tone of your text with one click. Formal or casual, TextAIssist helps you achieve the right tone effortlessly.Starting Price: $5.99 per month -
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TextGears
TextGears
TextGears provides AI-empowered text spelling and grammar checking, paraphrasing and translation services. Available online. For companies, we provide an API and on-premise for integrating text analysis functions into any product. Supported languages: English, French, German, Portuguese, Russian, Italian, Arabic, Spanish, Japanese, Chinese and Greek.Starting Price: $4.90 -
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Outwrite
Outwrite
Make your writing clear and concise with Outwrite's stylistic and structural suggestions. See better ways to rephrase and restructure sentences according to your word target. Correct spelling, grammar, and punctuation errors instantly. Enhance your vocabulary with stronger synonyms. Track readability and grade level scores in real-time. Improve the quality and flow of your writing. Rewrite sentences to make them shorter, longer, or different. Change phrases from passive voice to active voice. Choose whether to shorten or expand your sentences, or improve your writing generally. See better ways to reword, rephrase or restructure your writing according to your goal. Substitute weak words and phrases for better alternatives. Write clearly and concisely with our stylistic suggestions. See phrases that could be rewritten in active voice.Starting Price: $9.95 per month -
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HyperWrite
HyperWrite
HyperWrite provides suggestions and sentence completions to improve your writing, wherever you write. Try out our free demo of AutoWrite, AutoImage, and TypeAhead here! Get HyperWrite for free to start writing better, today! Hyper works on your favorite websites and apps, so you can get suggestions no matter where you're writing. You need HyperWrite, the AI-powered writing assistant that helps you write and create anything in seconds. Whether you’re writing a blog post, an email, a report, a story, or anything else, HyperWrite can help you generate, improve, and customize your content with ease. HyperWrite is not only a spell checker or a grammar tool. It’s a powerful and intelligent writing partner that can generate original and engaging content for you, based on your instructions. Tell HyperWrite what you want to write, and it will give you five possible options to choose from. You can use this feature for any type of writing, from web copy to fiction.Starting Price: Free
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