Best 34 AI Proofreader Tools in 2026
Writing9, Phraslyai, Linguix, Writefull, Thesifyai, Instatext, Friday-emailai, Researchpal, Outwrite, Kerlig are the best paid / free AI Proofreader tools.
The AI Proofreader is a professional intelligent tool specifically designed for professionals, creative workers, business users. It leverages advanced artificial intelligence technology to intelligently analyze user requirements and generate high-quality AI tool content. This tool features an intuitive interface and comprehensive functionality options, supporting various AI tool types and formats. Users can quickly obtain professional-level content output through simple operations, greatly improving work efficiency and creative quality. Whether improving work efficiency, creative content creation, task automation, you'll receive intelligent support and guidance. The tool is continuously updated and optimized to provide users with the latest features and the best user experience.
For the latest pricing, please visit this link: https://writing9.com/#pricing
Prices are subject to change. Please visit the official website for the most up-to-date pricing information.
What is Phrasly.AI?
Phrasly.AI is an advanced AI writing tool designed to enhance the quality and natural readability of content. It offers a unique human writing assistant that eliminates robotic patterns commonly found in AI-generated text. By utilizing proprietary models trained on real human data, Phrasly.AI helps users create authentic, engaging content that resonates with readers. Whether you're a student, professional, or content creator, Phrasly.AI aims to supercharge your writing process, making it more efficient and enjoyable.
Pro Plan
Plan includes: Grammar check & paraphrasing, Typing shortcuts, AI in browser.
For the latest pricing, please visit this link: https://linguix.com/pricing
Prices are subject to change. Please visit the official website for the most up-to-date pricing information.
What is Writefull?
Writefull is an advanced AI-powered[1] writing and proofreading[2] tool specifically designed for academics. It leverages state-of-the-art language models[3] trained on millions of journal articles to provide tailored language feedback, making it an invaluable resource for students, researchers, and academics alike. Writefull assists users in various aspects of academic writing[4], including paraphrasing[5], copyediting, and generating titles and abstracts. This tool aims to enhance the clarity and quality of academic texts, helping users to produce polished and professional writing.
Monthly Plan
Real Time Feedback, Article Search, Journal Finder, Conference Finder, Paper Digest, Theo's Chat, Research Opportunities.
Annual Plan
Real Time Feedback, Article Search, Journal Finder, Conference Finder, Paper Digest, Theo's Chat, Research Opportunities. Enjoy 58% OFF on the annual plan.
For the latest pricing, please visit this link: https://www.thesify.ai/pricing
Prices are subject to change. Please visit the official website for the most up-to-date pricing information.
InstaText One Premium
Powerful and unlimited editing, uninterrupted. Unlimited use, unlimited improvements a day, improve unlimited characters at once, all supported languages included, all products and features, no restrictions, InstaText browser extension: 20+ applications, InstaText for Word, early access to new features.
Free
Explore what InstaText can do for you. Limited use, 5 improvements a day, improve 1500 characters at once, no credit card required.
For the latest pricing, please visit this link: https://instatext.io/plans/
Prices are subject to change. Please visit the official website for the most up-to-date pricing information.
What is Friday-emailai?
Friday-emailai is an advanced AI-powered[1] email assistant[2] designed to enhance your writing capabilities. This innovative tool provides personalized suggestions[3], helps with proofreading[4], and assists in crafting emails that are both professional and engaging. Whether you need to write a formal letter or improve your everyday communication, Friday-emailai streamlines the process, allowing users to write better, faster, and more efficiently.
For the latest pricing, please visit this link: https://researchpal.co/pricing
Prices are subject to change. Please visit the official website for the most up-to-date pricing information.
Free
Essential for individuals who want to correct spelling and grammar errors. Core features include Spelling & Grammar checking and Thesaurus.
Pro
For individuals who want to improve their writing quality and flow. Core features include Spelling & Grammar checking, Thesaurus, Style improvements, Structural suggestions, Sentence rewriting, Plagiarism checks (50/month), and Priority email support.
Teams
For groups that want to enhance their communications. Core features include Spelling & Grammar checking, Thesaurus, Style improvements, Structural suggestions, Sentence rewriting, Plagiarism checks (50/month), and Priority email support.
For the latest pricing, please visit this link: https://www.outwrite.com/pricing
Prices are subject to change. Please visit the official website for the most up-to-date pricing information.
Basic License
Best for users with one Mac. Includes 1 Mac (1 seat), Lifetime 1 year app updates, Vision, Attachments, Presets, Use your tone of voice, 350+ models: OpenAI, Anthropic, Google, Groq, OpenRouter with your own API key, Apple Foundation Models, Ollama, LM Studio, and 48h email support.
Pro License
Best for Pro users with two Macs. Includes 2 Macs (2 seats), Lifetime 1 year app updates, Vision, Attachments, Presets, Use your tone of voice, 350+ models: OpenAI, Anthropic, Google, Groq, OpenRouter with your own API key, Apple Foundation Models, Ollama, LM Studio, and 24h email support.
Team License
Need more seats? Contact us. Includes 10 Macs (10 seats), Vision, Attachments, Presets, Use your tone of voice, 350+ models with your own API key, plus Apple Foundation Models, Ollama, LM Studio local models, Remote team deployment using CLI commands, One year of app updates, and Priority Zoom & email support.
For the latest pricing, please visit this link: https://www.kerlig.com/#pricing
Prices are subject to change. Please visit the official website for the most up-to-date pricing information.
Shyeditor enhances your writing with AI-driven tools for better creativity and productivity.
Basic
Our free plan for writers who are just getting started. Includes 20 AI Assistant credits per month, 100MB file storage, unlimited projects for individuals, intelligent writing assistance, all basic editor features, writing goals and stats, and export to txt.
Pro
Advanced features for professional writers. Everything in Basic, plus 500 AI Assistant credits per month, 5GB file storage, 12+ color themes, AI image generation, export to markdown, pdf and docx, intelligent search, personalised AI writing styles, deep research, early access to new features, and priority email support.
For the latest pricing, please visit this link: https://www.shyeditor.com/pricing
Prices are subject to change. Please visit the official website for the most up-to-date pricing information.
What is Doco?
Doco, built directly into Microsoft Word, is an AI-powered tool designed to enhance the writing, editing, and formatting of documents. As the #1 Word AI Agent, Doco streamlines the process of creating beautiful documents by leveraging artificial intelligence to assist users in drafting, revising, and finalizing their content. This integration allows users to focus on their ideas while Doco manages the intricacies of formatting and style, making it an invaluable resource for anyone who regularly works with text-based documents.
Trial
Try it for free with 1 Active Device and 35,000 Credits (One-Time). BYOK and Third Party Providers.
Standard
One-time license with cloud credits and API key support for 1 device. Includes 35,000 Credits (One-Time), Unlimited App Updates, Third Party Providers, BYOK, and Local AI Providers.
Pro
One-time license with RewriteBar Cloud Subscription for 1 year for 3 devices. Includes 3 Million Credits (Monthly), Unlimited App Updates, Third Party Providers, BYOK, Local AI Providers, and 1 Year RewriteBar Cloud Subscription.
Extra Device
Add one Active Device to your license for Standard or Pro licenses.
RewriteBar Gateway
Use RewriteBar Gateway as your AI provider without your own API key. Access 41 AI models and 3 Million Credits (Monthly). Premium Models Included.
For the latest pricing, please visit this link: https://rewritebar.com/pricing
Prices are subject to change. Please visit the official website for the most up-to-date pricing information.
Enhance your writing skills effortlessly with Rewriteitai's AI-powered rewriting assistant.
Pro Plan
Full access to all rewriting features, including advanced AI suggestions and unlimited usage.
Annual Pro Plan
Full access to all rewriting features with a discount for annual subscription.
For the latest pricing, please visit this link: https://rewriteit.ai/
Prices are subject to change. Please visit the official website for the most up-to-date pricing information.
FixMeBot is an AI writing assistant that corrects mistakes, paraphrases, and translates texts in over 90 languages.
Basic
5 attempts for mistakes correction, paraphrasing, translation, length adjustment, emojifying, hashtagifying, reply, and magic mode.
Standard
20 attempts for mistakes correction, paraphrasing, translation, length adjustment, emojifying, hashtagifying, reply, and magic mode.
Premium
50 attempts for mistakes correction, paraphrasing, translation, length adjustment, emojifying, hashtagifying, reply, and magic mode.
Pro
100 attempts for mistakes correction, paraphrasing, translation, length adjustment, emojifying, hashtagifying, reply, and magic mode.
Basic Yearly
Yearly subscription with 2 months free. Includes 5 attempts for mistakes correction, paraphrasing, translation, length adjustment, emojifying, hashtagifying, reply, and magic mode.
Standard Yearly
Yearly subscription with 2 months free. Includes 20 attempts for mistakes correction, paraphrasing, translation, length adjustment, emojifying, hashtagifying, reply, and magic mode.
Premium Yearly
Yearly subscription with 2 months free. Includes 50 attempts for mistakes correction, paraphrasing, translation, length adjustment, emojifying, hashtagifying, reply, and magic mode.
Pro Yearly
Yearly subscription with 2 months free. Includes 100 attempts for mistakes correction, paraphrasing, translation, length adjustment, emojifying, hashtagifying, reply, and magic mode.
For the latest pricing, please visit this link: https://fixmebot.com/pricing
Prices are subject to change. Please visit the official website for the most up-to-date pricing information.
Textbuddy Premium
Unlimited GPT-4 access with features including grammar and spelling checks, readability score, text statistics, and one-click synonyms.
For the latest pricing, please visit this link: https://textbuddy.com/premium/
Prices are subject to change. Please visit the official website for the most up-to-date pricing information.
What is Perspective?
Perspective is an innovative AI tool[1] designed to enhance communication and engagement through intelligent feedback mechanisms. By analyzing text input, Perspective provides users with insights on the potential impact of their messages, helping to foster positive interactions. This tool is particularly valuable in environments where constructive dialogue is essential, such as online communities, customer service, and educational settings. With its user-friendly interface[4] and advanced algorithms, Perspective aims to promote respectful and meaningful conversations.
Neurospell enhances text accuracy with advanced auto-correction features.
What is Neurospell[1]?
Neurospell is a universal auto-corrector[2] designed to enhance text accuracy across various languages and applications. Utilizing advanced neural network[3] technology, it provides robust spelling, grammar, and punctuation correction[5]s. Neurospell is particularly valuable for industries that require high precision in written communication, such as content creation, translation, and customer service. Its capability to be trained on domain-specific vocabulary and context makes it a versatile tool for improving written text quality.
imgProof: Your Automated Image Proofreader To Instantly Find and Correct Spelling and Grammar Mistakes in Images
What is Imgproof?
Imgproof is an innovative AI-powered tool designed to automatically proofread images for spelling and grammar mistakes. This tool serves as a quality assurance layer, ensuring that any text within images—whether in advertisements, graphics, or documents—is free from errors before publication. By leveraging advanced artificial intelligence, Imgproof not only detects errors but also provides instant corrections, making it an essential resource for professionals who need to deliver polished visual content.
Plus
For everyday creators. 400 credits per month, HD output with no watermark, standard processing speed, history saved for 7 days, gallery privacy toggle, commercial usage allowed, ads removed across the app.
Pro
For high-frequency designers. 1000 credits per month, HD output with no watermark, fast-lane processing queue, history saved for 30 days, gallery privacy toggle, commercial usage + API priority, priority customer support.
Max
For studios and teams. 3000 credits per month, 4K ultra resolution output, fastest queue with dedicated capacity, history saved for 365 days, gallery privacy toggle, enterprise commercial license, top-tier API concurrency, dedicated success channel.
Starter Pack
Perfect for trying out. 500 credits, one-time purchase, never expire.
Basic Pack
For regular use. 2500 credits, one-time purchase, never expire.
Pro Pack
Best value for power users. 6000 credits, one-time purchase, never expire.
For the latest pricing, please visit this link: https://nanoeditor.app/pricing
Prices are subject to change. Please visit the official website for the most up-to-date pricing information.


























