Best Grammar Checkers
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Compare the Top Grammar Checkers as of November 2025
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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.
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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
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 -
4
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 -
5
InstaText
InstaText
Increase your productivity with AI-powered writing assistant and editing tool that helps you to improve your texts and make them more readable and understandable. InstaText improves styling and word choice, corrects grammatical errors, and enriches your content. Suggests changes to make the text more understandable and show how the new and improved version differs from the source text. Offers much more and deeper ideas than the usual grammar, spelling, and punctuation corrections that grammar checkers do. Sentences are completely rewritten when necessary, and improvements are suggested based on the broader context of the topic. InstaText not only helps you by correcting your mistakes but always offers concrete suggestions and helps you rewrite your text with improved styling and word choice.Starting Price: $11.99 per user per month -
6
QuillBot
QuillBot
Your words matter, and our paraphrasing tool is designed to ensure you use the right ones. With 3 free modes and 4 premium modes to choose from, QuillBot’s paraphraser can rephrase any text in a variety of different ways, guaranteeing you find the perfect language, tone, and style for any occasion. Just enter your text into the input box, and our AI will work with you to build the best paraphrase from the original piece of writing. Use the Synonyms to change more (or less) of your writing. Click on any word in your writing to find the right synonyms and get your perfect word! QuillBot integrates directly into Google Docs and Chrome Extension. No more switching windows every time you want to Paraphrase text! No matter who you are or what you do, QuillBot has writing and research tools to support you in making your work come alive. -
7
Wordvice AI
Wordvice AI
Wordvice AI is a FREE online writing assistant powered by GPT and other large language models. It features a suite of revision tools, including the AI Proofreader, AI Paraphraser, and AI Text Summarizer. Originally developed to help researchers and students perfect their work while drafting, the Wordvice AI Writing Assistant is useful for ANY kind of writing. Basic access is free and a Premium subscription is around $20 USD per month and gives you access to all revision modes and nearly unlimited text revisions each month.Starting Price: $19.95 per month -
8
Paraphraser.io
Paraphraser.io
The online paraphrase tool has numerous features including, rewriting essays, fixing plagiarism, and rewording articles. Our paraphrasing tool works best as a word changer and sentence rephraser. Paraphraser.io has the art of rephrasing the text on the human level. The final output will be readable, sensible, and plagiarism free. Our free paraphrasing tool is the most advanced AI rewriter based on NLP. It can paraphrase sentences and complete articles. Unlike other online paraphrasing tools, our AI-based paraphrasing tool maintains the original meaning while changing the sentence structure. Our Paraphrase tool generates more readable and grammatically correct content. It does not ruin the quality of the content after paraphrasing. Hence, our paraphrasing tool helps to improve your writing skills and provides you a different way to express your own words.Starting Price: $20 per month -
9
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 -
10
WRITER
WRITER
WRITER is an end-to-end platform for building, activating, and supervising AI agents across the enterprise. It empowers IT and business teams to collaboratively build agents that automate work, improve decision making, and drive business outcomes. With WRITER, teams get a home for their AI-powered work, while builders get intuitive development tools, seamless integrations, and full oversight via approval workflows, logs, and role‑based controls. Powered by WRITER’s Palmyra LLMs and Knowledge Graph, the platform powers accurate, reliable AI agents that meet strict security and compliance standards, including SOC 2 Type II, GDPR, HIPAA, PCI, and the ISO trust triad. With WRITER’s team of AI experts, we turn AI pilots into company‑wide wins for global leaders like Vanguard, Salesforce, Prudential, Qualcomm, and more.Starting Price: $29 per user/month -
11
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 -
12
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
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 -
14
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 -
15
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 -
16
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 -
17
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 -
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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 -
19
FixMeBot
FixMeBot
You can input text that you want corrected, rephrased, or translated, and FixMeBot will provide the edited text. It is like having a private chat with a language expert, always ready to assist you. This mode is perfect for preparing texts before sending or posting them, helping you communicate more effectively and professionally. Revise your drafts, translate content, or refine your messages to ensure they are perfect. Inline mode takes FixMeBot's assistance to the next level by integrating it directly into your chats with others. While typing in any chat, simply mention FixMeBot – and the bot will instantly provide corrections without leaving the conversation. It is like having a real-time language assistant right within your conversations, making your communication smooth, accurate, and efficient.Starting Price: $4.99 per month -
20
AIDude
AIDude
Let AI create content for blogs, articles, websites, social media and more. AIDude is a powerful AI-driven platform offering content and visual creation solutions, AI Voiceover, and AI Speech-to-Text services. It utilizes advanced AI technologies like GPT-4 for generating compelling text, DALL-E for creating stunning text-to-image transformations, and cutting-edge algorithms for voiceovers and speech-to-text. AIDude helps businesses and individuals generate engaging copy, creative graphics, captivating images, and high-quality voiceovers for their digital needs.Starting Price: $4.99 per month -
21
Copywritely
Boosta
SEO Content Software for Pros: Improve Content Optimization. Make your content perfect for both people and search engines. Check content for SEO issues, get tips how to fix them, rewrite text and publish updated content. Make comprehensive SEO content analysis to identify problems that prevent your pages from higher ranking in SERP. Rewrite, replace, or delete content with low quality using our interactive writing tips in online editor. High-quality, unique, and well-polished SEO content boost not only your traffic, but also boost conversions. Increase your website’s rankings by fixing problems with plagiarism and keyword spamming. Grow conversion on landing pages by making your content understandable and easy to read. Improve your efficiency with the help of grammar checker, word counter and paraphrasing tool. Our SERP checker analyzes competitors' content and helps to find keywords that should be used on your website.Starting Price: $18 per month -
22
Chibi AI
Chibi AI
Chibi is a better way to craft content. Creative and versatile, the ultimate writing tool for successful bloggers, marketers, and storytellers. In a sea of AI writing clones, Chibi is the only tool actually created for writers who care about their readers. Craft content of real substance for your audience. Publish powerful work you're proud to deliver. AI writing app with the dynamic context you control. In AI writing, context is king. Chibi gives you free reign to add any context you can imagine. You're no longer limited to a set number of fields like other apps. Powerful components you weave together for incredible content. We call this content done with you. Don't see a pre-built tool that meets your needs? Create your own that does! Need some bespoke content in a pinch? No problem. Just tell Chibi what you need and he'll write it. Craft your own tools for your exact needs. Chibi's variable system lets you put your repetitive content into variables.Starting Price: $99 per month -
23
BrowserGPT
HIX.AI
Install BrowserGPT to enjoy instant AI assistance for content writing, paraphrasing, grammar checking, and composing emails & replies - anytime and anywhere. With BrowserGPT, every AI tool you rely upon stands ready to inspire & support you at any time, or any website, and within the tools you already use. Type // to write and edit text, compose emails & replies, write social media posts & comments, and more. Type // to quickly write social media posts tailored to your message, generate on-point comments in a click to boost connections, get hashtag suggestions to increase visibility & traffic, and so much more. Type // to enjoy a game-changing Google Docs experience - write in Docs just like using Notion AI! -
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AI Assistant Pro
AI Assistant Pro
We harness the transformative power of artificial intelligence to offer cutting-edge solutions that propel businesses into a new era of efficiency and innovation. Our suite of AI-driven software products is designed to tackle the most pressing challenges in today's fast-paced business environment. With a complimentary 3,000-word credit upon registration—no credit card required—users can explore a range of AI-driven features without any initial investment. The platform, accessible both as an app and on the web, offers a suite of tools including question answering, image generation and recognition, grammar and spelling checks, text summarization and translation services, creative content generation, and code assistance. It aims to enhance productivity and foster innovation for professionals, business owners, and creatives by providing tailored support to meet the diverse demands of different industries. -
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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 -
26
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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