Best AI Grammar Checker AI Tools

GrammAssist - Chrome Extension

Large Language Models (LLMs)

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GrammAssist is an AI-powered Chrome extension that improves your writing across the web and in emails. It provides real-time grammar and spelling corrections, context-aware suggestions, and integrates seamlessly with various platforms to help you refine your writing.

MailMagic AI for OpenPhone - Chrome Extension

AI Assistant

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MailMagic AI is a Chrome extension that enhances your OpenPhone experience with AI-driven communication tools. It enables users to draft, reply to, and manage messages and missed calls through features like automated response generation, tone adjustment, multilingual translation, and grammar correction, all while maintaining a focus on user privacy. The extension is free to use and contains no advertisements.

Chatvn - Chrome Extension

AI Assistant

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Chatvn is a browser extension that enables you to interact with an AI chatbot directly on any website. By clicking the button located in the bottom right corner of your screen, you can open a chat interface to ask questions and receive immediate responses from the AI.

CoGrader

AI Assistant

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CoGrader is an AI-driven, rubric-based grading and feedback platform designed for written assignments. It enables educators to provide high-quality essay feedback in 80% less time. The platform integrates with Google Classroom, Canvas, and Schoology, allowing teachers to import assignments, set grading criteria, and generate comprehensive feedback and justification reports.

Rewriter Tools

AI Text Generator

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RewriterTools.com provides a comprehensive suite of free AI-powered writing and content creation tools. The platform includes an article rewriter, paraphrasing tool, article spinner, grammar checker, word counter, and various generators for SEO, social media, and general writing tasks, helping users produce unique, plagiarism-free, and engaging content efficiently.

Vocabrain

AI Assistant

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Vocabrain is an AI-driven English practice assistant designed to help users improve their language skills without the need for a native speaker. The platform utilizes artificial intelligence to detect and correct errors, offering tools for AI-powered conversation, sentence construction, vocabulary building, comprehension, pronunciation, and grammar study.

Fixt

AI Writing Assistants

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Fixt.site helps you identify and correct grammar, syntax, and typographical errors on your web pages. By entering a URL, the application analyzes your content and provides suggestions to improve clarity and professionalism. This micro-SaaS tool is designed to help website owners and content creators refine their text efficiently.

Text2Go

AI Writing

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Text2Go is an AI-powered rewriting tool designed to refine text, lower AI content scores, and humanize AI-generated writing. Key features include context-aware paraphrasing, multi-language support, an SEO mode, and API integration. The tool assists users in bypassing AI content detectors, enhancing readability, and ensuring grammatical precision. Text2Go serves a wide range of professionals, including SEO writers, students, and content creators.

Refinr.ai

AI Writing Assistants

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Refinr.ai is an AI-powered writing assistant built for professionals, creators, and teams. It enhances your writing through instant proofreading, clarity improvements, and style adjustments, enabling more effective communication. The platform converts rough drafts into polished, professional content with one click by refining grammar, tone, and style in seconds.

Langony

AI Assistant

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Langony is an AI-driven language learning platform featuring interactive 3D lessons, speech recognition technology, and a voice assistant to help users improve their language proficiency. The app supports English, Spanish, German, French, Russian, and Italian, focusing on making language acquisition effective and engaging through unique, story-based lessons.

Your NEXT Resume

AI Writing Assistants

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Your NEXT Resume is an AI-powered builder that helps users create professional resumes and cover letters. It provides ATS-friendly templates, CV examples, and customizable cover letter formats to support career development, alongside resources for career advice and interview preparation.

Leaving Cert GPT (LC GPT)

AI Assistant

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Leaving Cert GPT (LC GPT) is an AI-powered platform built to assist students in preparing for their final exams. The tool features personalized subject-specific chatbots, PDF summarization, H1-grade sample answers, quiz generation, a CV builder, an image generator, and various writing tools for content rewriting and communication. It serves as an all-in-one resource for subjects including Economics, Biology, English, Geography, and Chemistry.

SpellFast AI - Chrome Extension

AI Writing Assistants

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SpellFast AI is a Chrome extension that functions as a grammar assistant, streamlining your writing process with instant corrections and suggestions while maintaining a clean, distraction-free interface. Key features include hands-free operation, universal website compatibility, multilingual support, and a privacy-focused design.

Chrome Translate Extension (Gemini Nano) - Chrome Extension

Large Language Models (LLMs)

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The Chrome Translate Extension leverages Gemini Nano, Chrome's built-in AI model, to translate web pages with a single click. It operates entirely offline, ensuring no data is sent to the internet. Please note that this tool relies on experimental Chrome features as of August 2024 and may cease to function if browser functionality changes.

Voice Writer - Chrome Extension

AI Writing Assistants

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Voice Writer is a Chrome extension that transcribes your speech to text in real time, ensuring your output is clear, concise, and well-formatted. By combining advanced speech recognition with GPT-4, it helps you write up to 5x faster. The extension functions on any website, offering one-click AI-driven grammar correction so you can dictate, refine, and paste text directly into your workflow.

WriteSharp - Chrome Extension

Large Language Models (LLMs)

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WriteSharp is an AI-powered Chrome extension designed to enhance the clarity and professionalism of your online writing. It allows you to refine selected text on supported websites, view side-by-side comparisons, edit content directly, insert improvements with one click, and utilize custom prompts for personalized results.

FixMeBot - Chrome Extension

AI Assistant

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FixMeBot is an AI-powered language assistant available as a Chrome extension. It supports over 90 languages and provides tools to improve writing for professionals, students, and online content creators.

Salesforce AI Buddy - Chrome Extension

AI Assistant

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Salesforce AI Buddy is a Chrome extension built to boost productivity for Salesforce users. It provides AI-driven support for generating formula fields, validation rules, and data charts, while also explaining complex logic to streamline workflows for developers, admins, and end-users.

文修 (Wenxiu) - Chrome Extension

AI Writing Assistants

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Wenxiu is a multilingual AI-powered platform designed to provide automatic error detection and correction for texts in Simplified and Traditional Chinese, English, and other languages. It specializes in multilingual applications, offering text polishing and translation from over 60 languages into Chinese to assist global Chinese users, learners, and language enthusiasts.

Decopy AI

AI Writing Assistants

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Decopy AI is an advanced writing assistant built to enhance academic content. It provides tools for AI detection, text humanization, and summarization to improve clarity and readability. Users can identify AI-generated text, refine writing for a more natural tone, summarize long documents, and verify content originality.

Innhold.AI

Large Language Models (LLMs)

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Innhold.AI is an intelligent writing assistant designed to streamline academic research, writing, and citation processes. The platform provides AI-powered research tools, including support for APA, MLA, and IEEE citation formats, AI-driven writing suggestions, and tools for summarizing and analyzing research papers. Additional features include paraphrasing, multilingual support, reference management, and plagiarism detection. Innhold.AI aims to enhance content production through real-time writing assistance, smart summarization, SEO optimization, and language refinement.

WriterTools

AI Writing Assistants

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WriterTools is a platform built to help SaaS businesses publish blogs efficiently, increasing audience reach and online visibility. It provides an intuitive interface, various content categories, cost-effective tools, and a secure environment for managing drafts and data. The platform is designed to simplify and accelerate the blog publishing process for SaaS companies.

Jarggin

AI Assistant

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Jarggin is an AI-driven language learning platform that leverages GPT-4o to provide personalized grammar lessons, vocabulary tracking, and interactive exercises. The platform adapts to your individual learning style to help you acquire new languages more efficiently.

Chattero

AI Chatbot

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Chattero offers access to historical, fictional, and custom AI bots that speak your target language and share your interests for an immersive experience. It enables you to practice new languages through interactive conversations with AI characters.

Eduzen

AI Summarizer

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Eduzen is an AI-powered platform designed to accelerate learning through tools like flashcard generation, quiz creation, lecture recording, and mind map building from study materials.

Chrome AI Grammar Check - Chrome Extension

AI Chatbot

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Chrome AI Grammar Check is a free, AI-powered extension designed exclusively for Chrome Dev and Canary versions. It performs grammar analysis locally on your device, ensuring data privacy by not transmitting any information over the internet. The tool provides intelligent grammar checking by evaluating entire sentences rather than isolated words.

HayaiLearn - Chrome Extension

AI Assistant

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The HayaiLearn Chrome extension transforms YouTube videos into immersive Japanese learning resources. Import Japanese-language videos to access dual subtitles, AI-powered explanations, and a built-in pop-up dictionary. Once imported, you can watch content across mobile, tablet, or desktop devices. The tool facilitates sentence mining by allowing you to save subtitles and notes for review via a Spaced Repetition System (SRS). Additionally, you can organize videos into albums and search for contextual example sentences for any word based on your saved library.

Airfriend

AI Assistant

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Airfriend is an AI companion on WhatsApp that evolves through your interactions. You can assign it a specific name or role, which it will remember. It is ideal for use during commutes or at work. To begin, send a message to +1 (628) 213-9475.

EasyMark.ai

AI Assistant

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EasyMark.ai is an AI-powered grading tool built to help English teachers evaluate essays with greater speed and efficiency. By grading assignments in approximately 30 seconds, it saves educators time while providing detailed feedback, support for multiple file formats, and custom rubric integration. The platform also identifies specific writing errors and offers actionable suggestions for student improvement.

Packback

AI Writing Assistants

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Packback is an AI-driven learning platform built to support inquiry-based discussions, writing assignments, and instructor coaching. It helps students cultivate curiosity, refine their writing, and develop their unique voice, while providing educators with AI tools for personalized feedback and efficient grading.

FluentPal

AI Assistant

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FluentPal is a language learning app that utilizes AI teachers to facilitate real-time conversations, expand vocabulary through interactive lessons, and strengthen grammar with targeted exercises. Designed to create an immersive environment, the app allows users to practice speaking and listening skills at any time to improve overall fluency and pronunciation.

RewriteBar

AI Assistant

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RewriteBar is a macOS menu bar AI assistant designed to enhance your writing across any application. It helps you refine sentences in tools like Slack, email clients, and code editors, and integrates seamlessly with existing writing aids like Grammarly. The tool allows you to correct grammar, adjust writing styles, and translate text. Users can create custom rewrite actions, build email templates, draft social media content, or define a personal writing style. With support for over 350 AI models, it offers flexibility in choosing your preferred AI provider.

Articulate

AI Assistant

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Articulate is an AI-driven application built to improve English vocabulary acquisition. It allows users to search for vocabulary, understand usage in context, and refine communication skills. As a Progressive Web App (PWA), it requires no storage, provides offline access, and includes features like personalized learning, AI-generated feedback, gamification, and progress tracking.

ChatApe

AI Assistant

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ChatApe is an AI assistant powered by over 11 language models, including ChatGPT 4 and ChatGPT 4o. It provides multimodal, personalized services such as AI Q&A, PPT and mind map generation, translation, writing, and image creation. Users can choose from various models—including GLM, Doubao, ERNIE Bot, Qwen, Moonshot, GPT4, and the proprietary ChatApe model—to streamline tasks and improve efficiency.

LingoTheory Ai

AI Chatbot

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LingoTheory Ai is a language learning platform that helps users practice Mandarin Chinese through daily conversations with an AI tutor. By combining flashcards with generative AI, the tool improves speaking and listening proficiency. It focuses on real-world scenarios to boost comprehension, provides instant feedback on errors, and tracks progress to help users establish consistent learning habits.

ULALA AI

AI Assistant

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ULALA AI helps you learn Korean using curated short videos that include precise audio, subtitles, translations, and detailed sentence breakdowns. By personalizing your learning path, the platform makes studying engaging and effective, allowing you to transform your favorite K-content into a personal Korean textbook.

Simplified - Chrome Extension

Large Language Models (LLMs)

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The Simplified AI Chrome extension connects you to an all-in-one marketing platform built to streamline content creation, design, and social media management. It provides a suite of AI-powered tools that help businesses and individuals produce high-quality content efficiently. By centralizing tasks—such as generating blog posts, writing social media captions, designing graphics, and scheduling posts—Simplified helps optimize your marketing workflow.

Scriba AI - Chrome Extension

AI Productivity Tools

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Scriba AI is a Chrome extension designed to help you compose and reply to emails quickly and accurately.

CitationGenerator.AI

AI Writing Assistants

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CitationGenerator.AI is a free tool for generating citations and bibliographies in APA, Vancouver, ABNT, and MLA formats. It features an Autocite function for instant reference creation, ensures precise formatting based on current style guidelines, and provides an ad-free user interface. The platform supports research organization through multi-level folders, offers import and export options for BibTeX, Word, and Google Docs, and includes automatic backups with customizable font settings.

SpeakPal

AI Chatbot

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SpeakPal is an AI-powered language learning platform featuring interactive AI tutors across 30 languages. The platform offers structured lessons in vocabulary, phrases, daily dialogues, and writing, complemented by downloadable exercises. Designed for learners at all levels, it includes a dedicated teenager mode and provides real-time feedback to improve speaking skills through simulated conversations covering business, travel, work, study, daily life, and technology.

GrammFix - Chrome Extension

AI Productivity Tools

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GrammFix is an AI-powered Chrome extension designed to automatically detect and correct grammar, punctuation, and style errors to help you improve your writing.

CatPaw: Fast AI Keyboard

AI Assistant

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CatPaw is an iOS keyboard application designed to improve typing efficiency by integrating ChatGPT and Gemini API services. It provides customizable AI commands and features such as MagicType for automatic typo correction, tools for grammar refinement and text continuation, and the ability to engage in AI conversations directly from your keyboard.

Fluently

AI Assistant

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Fluently is an AI-powered English coach that helps you improve your speaking proficiency. By providing personalized feedback on your speech, it assists in refining your accent, correcting grammar, and expanding your vocabulary to help you progress from basic to advanced English through real-world practice.

WordSuperb - Chrome Extension

Large Language Models (LLMs)

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WordSuperb is a free, ChatGPT-powered Chrome extension designed for grammar checking and paraphrasing. It enhances your online writing through real-time spell and grammar correction, supports multiple languages, and provides features for text rewriting and synonym suggestions, with the capability to detect more errors than many popular alternatives.

AI Assistant Chrome Extension - Chrome Extension

AI Assistant

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This AI-powered Chrome extension integrates GPT technology to enhance your browsing experience. It provides tools for AI chat, dictionary lookups, content generation, summarization, translation, grammar correction, interview question creation, code explanation, and text paraphrasing. The extension is free for users with existing ChatGPT, Claude, or Google Gemini accounts, though service stability may vary based on platform policy updates.

Wonder AI - Chrome Extension

Large Language Models (LLMs)

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Wonder AI is a browser-based writing assistant powered by GPT, designed to help you create high-quality content more efficiently. It provides advanced features such as content rewriting, fine-tuning, spell checking, summarizing, explaining, and translation, offering capabilities that extend beyond standard tools like Grammarly and Wordtune.

Integrito by PlagiarismCheck.org - Chrome Extension

AI Writing Assistants

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Integrito by PlagiarismCheck.org is a Chrome extension designed for teachers, students, and content creators to detect plagiarism and AI-generated text. It provides activity reports to monitor writing progress, alongside plagiarism and AI detection features, enabling efficient scanning of web content.

Writeseed - Chrome Extension

AI Assistant

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Writeseed is a Chrome extension that integrates ChatGPT into any website, serving as an AI assistant for writing, content generation, grammar correction, and research. It improves online productivity and creativity by providing contextual support and multilingual capabilities.

ChatBot AI Assistant - Chrome Extension

AI Assistant

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ChatBot AI Assistant is a browser extension that acts as a versatile copilot, providing access to multiple AI models including ChatGPT, Claude, Bard, and Bing. It features a sidebar equipped with a translator, dictionary, grammar checker, and customizable prompts. The extension supports various API keys, markdown rendering, code highlighting, and quick actions for translating or paraphrasing text on any webpage. Additionally, it includes a prompt library and supports both dark and light themes with adjustable colors.

Chinese Text Correction Tool - Chrome Extension

AI Productivity Tools

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This free AI-powered Chrome extension provides comprehensive Chinese text correction. Developed by a technical team from Tsinghua University, it utilizes deep learning and natural language processing to deliver high-accuracy proofreading. The tool intelligently identifies errors in word usage, punctuation, place names, proper nouns, sensitive information, and ideological content, helping to reduce proofreading time while increasing overall accuracy.

Cordial - Chrome Extension

AI Writing Assistants

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Cordial is an AI-powered Chrome extension that proofreads your writing using a specialized correction engine. It identifies spelling mistakes, grammatical errors, and stylistic inconsistencies.

GMPlus - Chrome Extension

AI Writing Assistants

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GMPlus is an AI-powered Chrome extension for Gmail that integrates OpenAI's ChatGPT to streamline your email writing. This free, privacy-focused tool assists with email composition through features such as AI-generated responses, context-aware writing, email completion, custom prompt generation, template storage, and multilingual support.

Suggesty - Chrome Extension

Large Language Models (LLMs)

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Suggesty is a Chrome extension that uses GPT-3 to deliver instant answers to your Google search queries directly on the results page, saving you from having to browse through multiple websites.

ChatGPT Sidebar by cloudHQ - Chrome Extension

AI Assistant

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ChatGPT Sidebar by cloudHQ is an AI-powered Chrome extension that integrates directly into your browser. It provides immediate access to ChatGPT features across any webpage, email inbox, or online document, allowing you to select text, utilize a prompt library, and process information through ChatGPT for various tasks.

KOMETA AI - Chrome Extension

AI Assistant

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KOMETA AI is a Chrome extension designed to streamline communication and task management across various websites. It automates responses in messaging platforms, provides detailed answers to inquiries, and offers customizable templates for recurring messages to help teams improve collaboration and response times.

AI Grammar Analysis Plugin - Chrome Extension

Large Language Models (LLMs)

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The AI Grammar Analysis Plugin is a Chrome extension designed to assist with language learning and text analysis. It features real-time reading, vocabulary highlighting, sentence translation, dependency analysis, and AI-powered grammar checking, all accessible via convenient keyboard shortcuts.

RightBlogger - Chrome Extension

AI Writing Assistants

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The RightBlogger Chrome extension is an AI-powered writing assistant built to accelerate content creation. It provides a suite of blogging tools that allow you to generate, refine, and optimize content directly within your browser, including grammar correction, text adjustment, paraphrasing, and page-level SEO analysis.

Gmail Bot - Chrome Extension

AI Writing Assistants

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Gmail Bot is an AI-powered Chrome extension designed to boost productivity within Gmail. It enables users to summarize email threads, extract key information, and generate relevant email responses directly within the Gmail interface.

AI Deer - Chrome Extension

AI Writing Assistants

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AI Deer is a Chrome extension designed to improve Korean writing through sentence correction and generation. It helps users refine their ideas into polished text and assists in creating high-quality written content with ease.

ReText - Chrome Extension

AI Assistant

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ReText is an AI-powered Chrome extension that leverages the OpenAI API and optimized prompts to help you refine your writing. It enables you to easily correct grammar, adjust conciseness, or increase verbosity by highlighting text on a webpage or processing content from your clipboard.