Best AI Proofreaders 2024 (Table)

AI Proofreaders

AI proofreaders are simplifying the process of creating and improving written content, offering effective solutions for the diverse needs of users.

This page provides an overview of the leading AI proofreading tools, highlighting their unique features and suitability for different users and content.

Comparative Table of AI Proofreaders

ProofreaderUser-FriendlyMultilingual SupportPricing ModelIdeal For
GrammarlyHighOnly English (incl. major versions)SubscriptionWide range of users. Arguably, the most widely used tool
GingerMediumOnly English (incl. major versions)SubscriptionWriters and language instructors seeking to improve their skills
HemingwayHighOnly EnglishSubscriptionUsers seeking to improve readability and clarity
WhiteSmokeMediumOver 50SubscriptionNon-native English speakers and academic writers
ProWritingAidHighOnly English (incl. major versions)SubscriptionAuthors, editors, and copywriters
PaperRaterMediumOnly EnglishSubscriptionStudents and writers seeking to refine grammar and vocab
QuillbotMediumOver 25SubscriptionBest for rephrasing and paraphrasing
LanguageToolHighOver 30SubscriptionBasic proofreading across multiple languages


Grammarly homepage
Grammarly homepage

Grammarly is an all-inclusive writing assistant and AI-powered proofreading platform that uses advanced AI to help users improve their writing skills. It checks for grammar, spelling, and style errors, and provides relevant suggestions.

✨ Main Features

  • Advanced Grammar and Spelling Check: Grammarly automatically detects and corrects grammar and spelling errors in your writing, ensuring that your text is error-free and professional.
  • Punctuation and Style Suggestions: The tool provides suggestions for improving punctuation usage and writing style, helping you enhance the clarity of your writing.
  • Vocabulary Enhancement: Grammarly offers vocabulary suggestions to help you choose more precise and impactful words, improving the overall quality of your writing.
  • Plagiarism Detection: Grammarly scans your text for potential plagiarism, alerting you to any instances where your writing may resemble existing content.
  • Readability Analysis: The tool evaluates the readability of your text, providing insights into sentence length, word choice, and overall readability to help you write more effectively.
  • Multiple Styles: It supports various writing styles, including academic, business, and creative, ensuring that your writing complies with the appropriate standards.

💰 Pricing

Grammarly offers a free plan with limited features and a 7-day free trial to Premium plans.

  • Premium: $12/month per member
  • Business: $15/month per member


Ginger homepage
Ginger homepage

Ginger is an AI proofreading tool that uses advanced technology to correct spelling, grammar, and punctuation in your texts. It stands out for its ability to spot and correct mistakes that other proofreaders may miss.

✨ Main Features

  • Spell Checker: Ginger’s proofreader includes a spell checker that can identify and correct a wide range of spelling errors, from simple typos to severe misspellings.
  • Grammar Checker: Ginger’s proofreader also features a grammar checker that can detect and correct sophisticated grammar mistakes and wrong word usage.
  • AI-Powered Proofreading: Ginger utilizes AI and machine learning to provide efficient and accurate proofreading suggestions.
  • Contextual Understanding: Ginger’s AI functionality allows it to understand the context of your writing, making its suggestions more accurate and natural, especially for non-native English speakers.
  • Sentence Rephraser: Ginger offers a sentence rephraser tool that can identify run-on sentences or hard-to-read sentences and provide suggestions.
  • Text-to-Speech: Ginger includes a text-to-speech feature that can read your work aloud, making it easier to identify clunky sentences and grammar mistakes. 

💰 Pricing

Ginger does not offer a free plan but has a free version with limited features.

  • Annual Plan: $6.99/month
  • Quarterly Plan: $11.19/month
  • Monthly Plan: $13.99/month
  • Ginger Teams: $4.99/month per member


Hemingway homepage
Hemingway homepage

Hemingway is an online AI editor for proofreading designed to improve the clarity and readability of your writing. It analyzes your text and suggests simpler alternatives, providing feedback on grammar.

✨ Main Features

  • Readability Analysis: Hemingway analyzes your text and assigns it a readability grade level. Highlighted sentences (yellow or red) indicate complexity, urging you to simplify them for better understanding.
  • Improvement Suggestions: Hemingway doesn’t just point out complex sentences, it suggests ways to break them down or rephrase them for improved clarity and conciseness.
  • Focus on Active Voice: Hemingway encourages the use of active voice by highlighting passive voice constructions, helping you write in a more direct way.
  • Color-coded Feedback: The editor uses a color-coded system: yellow highlights complex sentences, red highlights very complex sentences, and blue highlights the use of adverbs (which Hemingway suggests minimizing for stronger writing).
  • Sentence highlighting: Hemingway identifies and highlights wordy sentences in your text, helping you identify areas that need to be revised for clarity.
  • Length adjustment: The tool helps you adjust the length of your sentences and paragraphs, ensuring they are neither too long nor short for optimal readability.

💰 Pricing

Hemingway offers a free plan with basic features and a 14-day free trial to premium.

  • Individual 5k Plan: $10/month or $8.33/month if paid annually
  • Individual 10k Plan: $15/month or $12.5/month if paid annually
  • Team 10k Plan: $15/month/user or $12.5/month/user if paid annually


WhiteSmoke homepage
WhiteSmoke homepage

WhiteSmoke is a comprehensive AI proofreading tool that goes beyond basic grammar and spell checks. One of its potential strengths is its ability to translate languages, making it versatile for writers who work with multilingual content.

✨ Main Features

  • Grammar and Spelling Check: WhiteSmoke automatically checks your text for grammar and spelling mistakes, helping you to improve the accuracy and clarity of your writing.
  • Punctuation Correction: The AI-powered proofreader identifies and corrects punctuation errors, ensuring that your writing adheres to proper punctuation rules.
  • Style Enhancement: WhiteSmoke analyzes your writing style and provides suggestions to enhance the flow, coherence, and readability of your text.
  • Contextual Corrections: The proofreader uses natural language processing (NLP) to provide accurate corrections based on the context of your writing.
  • Plagiarism Checker: WhiteSmoke includes a built-in plagiarism checker that scans your text for any instances of copied content, helping you avoid unintentional plagiarism.
  • Templates: The proofreader offers over 100 templates for various writing projects, including business, legal, and letter writing, helping you streamline your writing process.

💰 Pricing

WhiteSmoke does not offer any free trial or free plan.

  • Web: $5.00/month billed as one annual payment
  • Premium: $6.66/month billed as one annual payment
  • Business: $11.50/month billed as one annual payment


ProWritingAid homepage
ProWritingAid homepage

ProWritingAid is a powerful AI proofreading tool and an advanced all-in-one assistant that helps writers improve their writing quality. It stands out with its extensive in-depth reports, including grammar checking and readability analysis.

✨ Main Features

  • Style Editor: ProWritingAid acts as a writing mentor, offering suggestions to improve your writing style and make it more engaging and effective.
  • Grammar Checker: It accurately detects grammar and spelling mistakes in your writing, helping you maintain high accuracy.
  • Readability Enhancements: It analyzes your writing for readability, ensuring that your content is easy to follow and accessible to a wide range of readers.
  • Sentence Improvement: The tool identifies clunky or sticky sentences that disrupt the flow of your writing and provides suggestions to make them more concise and coherent.
  • Writing Style Customization: ProWritingAid allows you to customize the tool to match your preferred writing style, whether it’s academic, casual, or professional.
  • Reports for Specific Writing: ProWritingAid offers over 20 reports that address specific writing concerns, such as grammar, readability, style, and more.

💰 Pricing

ProWritingAid offers a free plan with limited features.

  • Premium Plan: $30/month with a 67% discount when billed annually
  • Premium Pro Plan: $36/month with a 67% discount when billed annually


PaperRater homepage
PaperRater homepage

PaperRater is an AI-powered proofreading tool that helps improve your writing by detecting grammar and spelling deficiencies, as well as providing helpful tips to improve your writing skills.

PaperRater uses its AI engine, Grendel, which provides feedback that you can incorporate into your text before submitting it.

✨ Main Features

  • Spelling Checker: PaperRater automatically identifies typos, grammatical errors, and punctuation mistakes to ensure your writing is polished and error-free.
  • Clarity & Readability Analysis: This AI tool analyzes your sentence structure and word choice to suggest improvements for clarity and overall readability.
  • Vocabulary & Engagement Suggestions: PaperRater helps you elevate your writing by identifying overused words and suggesting stronger vocabulary choices. It can also analyze engagement factors to keep your readers interested.
  • Plagiarism Detection: The tool scans your text for any instances of copied content, ensuring that your work is original and properly cited.
  • Writing Suggestions: PaperRater provides suggestions to enhance your writing style, improve sentence structure, and make your text more engaging and coherent.
  • Feedback: In addition to flagging errors, PaperRater includes various modules that provide analyses of your text, such as vocabulary usage and sentence length.

💰 Pricing

PaperRater offers a free plan with limited features.

  • Premium Plan: $11.21/month or $71.55/year


Quillbot homepage
Quillbot homepage

Quillbot is an AI-powered proofreading and paraphrasing tool that helps users improve their writing. It stands out with its powerful rephrasing capabilities and multiple paraphrasing modes.

✨ Main Features

  • Grammar Checker: Quillbot’s grammar checker inspects your document for typos, spelling mistakes, and other grammatical issues, providing suggestions for improvement.
  • Paraphrasing Tool: Quillbot uses AI to rephrase and rearrange sentences, helping you avoid plagiarism and create fresh content.
  • Plagiarism Checker: Quillbot’s plagiarism checker quickly detects any potential instances of plagiarism in your writing, ensuring originality.
  • Co-Writer: The co-writer tool combines all the features of Quillbot into one platform. It includes a word processing window, paraphrasing tool, summarizer, citation generator, and more, making it convenient for writing and editing tasks.
  • Summarizer: Quillbot’s summarizer tool condenses lengthy articles or documents into concise summaries, helping you grasp the main points quickly.

💰 Pricing

Quillbot offers a free trial with limited features.

  • Premium Plan is priced as follows:
    • Monthly: $9.95/month
    • Semi-Annual: $6.66/month
    • Annual: $4.17/month


LanguageTool homepage

LanguageTool is an AI-based spelling, style, and grammar checker that helps you correct or paraphrase texts across multiple languages.

✨ Main Features

  • Multilingual Proofreading: LanguageTool stands out with its ability to identify grammar and spelling errors across a wide range of languages. This makes it ideal for writers who work with multilingual content.
  • Free & Open-source: Unlike some proofreaders, LanguageTool is open-source software with a free basic plan. This makes it a more accessible option.
  • Style & Clarity Suggestions: In addition to error correction, it offers suggestions for improving sentence style and clarity, helping you write with more impact.
  • Fixing Punctuation: LanguageTool can identify and fix punctuation errors, such as missing apostrophes and commas, helping you improve the clarity and correctness of sentences.
  • Formatting Improvement: LanguageTool assists in improving formatting by ensuring consistency when writing times, numbers, and other formatting elements.
  • Compatibility with Apps and Programs: LanguageTool can be used in numerous apps and programs, including Google Chrome, Microsoft Edge, Firefox, Windows, and more.

💰 Pricing

LanguageTool offers a free version with basic features.

  • Plan for Individuals: $12.45/month or $34.95/year
  • Plan for Teams: $5.53/month for 2 users


AI proofreading tools provide users with valuable assistance by improving the accuracy and readability of written content. They analyze text for punctuation, grammar, and spelling errors, and significantly speed up the proofreading process.

For more in-depth information and comparisons, visit the respective websites of these AI proofreaders.

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