WhiteSmoke makes English grammar correction software, translation software, and other specialized English writing tools.
Offers advanced grammar and style checks for academic and technical writing, supports English and Spanish, corrects in MS Word and LaTeX while preserving formatting.
Cost / License
- Freemium
- Proprietary
Application types
Platforms
- Mac
- Windows
- Online
- iPhone
- Self-Hosted
- Microsoft Edge
- Google Chrome
- Microsoft Word
- Software as a Service (SaaS)
- Wordpress
- Mozilla Firefox


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AI writing assistant for customer-facing teams. Spelling, grammar, and autocomplete suggestions. Sapling sits on top of CRMs and messaging platforms to help agents more efficiently compose personalized responses.
Cost / License
- Freemium
- Proprietary
Application type
Platforms
- Online
- Self-Hosted
- Software as a Service (SaaS)


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Compilatio provides plagiarism detection and AI content detection software used by educators, students, institutions, and professionals to verify the originality of written content.


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Distraction-free markdown editor offers line-by-line AI feedback as sidebar comments, customizable prompts, local file editing, and privacy-first features.


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Write in your native language, AI gives you natural English inline in any Mac app - same tone, your style. Never stored, never training data. Your original. Keep it.


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A local-first writing assistant with offline grammar checking and AI-powered rewriting nothing you write ever leaves your computer.


Kalamy is a desktop AI writing assistant that works in every app on your Mac or Windows. Double-copy any text (?C ?C or Ctrl+C Ctrl+C) and a popup instantly appears with 7 AI writing actions:
Cost / License
- Freemium
- Proprietary
Application types
Platforms
- Mac
- Windows


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Omera is an AI writing keyboard that helps you write with confidence using grammar correction, tone adjustment, translation, and smart writing suggestions across any app.


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Professor-style AI feedback on your essays: thesis, evidence, organization, and citations. For students who want real draft improvement, not only spell-check.
Cost / License
- Freemium
- Proprietary
Application types
Platforms
- Online
- Software as a Service (SaaS)


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TripleChecker is an automated tool for catching spelling and grammatical errors, broken links, and other issues on websites. Unlike manual proofreading tools, TripleChecker automates this process, scanning websites without requiring downloads or plugins.
Cost / License
- Paid
- Proprietary
Application type
Platforms
- Online
- Software as a Service (SaaS)

FCK.School provides a suite of AI-powered writing tools to help students write better, right now. Originally built to help students who's first language is not English, our goal is still the same: improve your writing.



My Typo solves a growing problem: legal documents are increasingly complex, and manual proofreading can’t keep up. With AI trained for legal work, it detects inconsistencies in contracts, filings, and M&A deal documents-automatically.
Cost / License
- Freemium
- Proprietary
Application type
Platforms
- Online
- Software as a Service (SaaS)

CMD+C is a native macOS app designed to correct grammar and punctuation on-the-fly across any application. Powered by AI using your own API key for ChatGPT/Claude or affordable subscription.





AI-powered grammar correction tool that understands the context and meaning of the text to accurately identify and fix errors. With a powerful API, Perfect Tense lets you easily add grammar correction to your product or workflow.
Cost / License
- Freemium
- Proprietary
Application type
Platforms
- Mac
- Windows
- Linux
- Online
- Chrome OS
- Zapier
- Slack
- Wordpress
Cost / License
- Freemium
- Proprietary
Application type
Platforms
- Online
- Software as a Service (SaaS)

Easy to use! No Downloads! Excellent Plagiarism Detecting Technology. Noplag - Check Your Paper Online and Detect Plagiarism.
WordWand is a system-wide AI assistant for macOS that works in any app through a single keyboard shortcut. No copy-pasting, no tab switching — just select text, press a hotkey, and transform it instantly.
Cost / License
- Freemium
- Proprietary
Application types
Platforms
- Mac



Engram is an AI-powered English grammar checker and paraphraser for non-native speakers, using our proprietary AI and ChatGPT for context-based sophisticated edits. Unlike other grammar checkers, Engram is tailored for non-native English speakers, aiding international students...


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LinguaPilot AI is a Windows writing coach that improves what you write in any app and explains every change in the language you understand best.


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AI-powered keyboard for iPhone and iPad with 20+ AI actions, voice input, clipboard history, and 40+ language translation. Works across all apps. Privacy-first with on-device processing. Formerly TextActions.
Cost / License
- Freemium
- Proprietary
Platforms
- iPhone
- iPad



PlagiCheck is a free Windows application capable of performing extensive searches on the Internet and various databases to check the quality of text by analyzing the percentage of plagiarism, paraphrasing, and similar content.
Cost / License
- Freemium
- Proprietary
Application types
Platforms
- Windows


+1
Quillza is a free online platform that offers a range of smart tools to help people improve their writing. Whether you want to rewrite a paragraph, fix grammar mistakes, or generate content from scratch, Quillza makes it simple.

Introducing KeysAI, the revolutionary writing companion designed to elevate your written communication effortlessly! Powered by cutting-edge AI technology, KeysAI seamlessly integrates into your device's keyboard, enhancing your writing experience across all platforms and...


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