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Grammarian PRO3

Plans and prices

Premium

$59.99a month, billed yearly

Unlimited grammar, spelling, punctuation, and style checking · Advanced suggestions · Unlimited writing styles · AutoComplete, AutoCorrect, and AutoType

Grammarian PRO3 Premium

$49.99one-time

Unlimited grammar, spelling, punctuation, and style checking · Unlimited writing styles · AutoComplete, AutoCorrect, AutoType · Dictionary lookup

Every plan, in full

On the record

AI
The maker says Grammarian PRO3 does not use generative AI to revise or edit.linguisoft.com · read 9 Oct 2026
App integration
The maker says the checker works in word processors, email apps, web browsers, and other Mac apps where text can be entered.linguisoft.com · read 9 Oct 2026
Browser extension
Nolinguisoft.com · read 21 Sep 2026
Checks
It checks grammar, spelling, punctuation, style, and phrase usage.linguisoft.com · read 9 Oct 2026
Company history
Linguisoft says Grammarian began as Sensible Grammar in 1984 and identifies Gettysburg, Pennsylvania, USA as its location.linguisoft.com · read 9 Oct 2026
Desktop app
Yeslinguisoft.com · read 21 Sep 2026
Free tier
After the seven-day full demo, the app provides a free limited service with limited grammar, punctuation, and phrase-usage corrections and one writing style.linguisoft.com · read 9 Oct 2026
Intended users
The maker describes the product for professional writers and gives students, educators, job applicants, business writers, authors, and copywriters as examples.linguisoft.com · read 9 Oct 2026
Languages
The maker says spelling can be checked in up to 17 languages simultaneously.linguisoft.com · read 9 Oct 2026
Offline privacy
The maker says the app works offline, does not collect text data, and does not send text or data over the internet.linguisoft.com · read 9 Oct 2026
Purpose
Grammarian PRO3 is a Mac grammar checker for professional writers.linguisoft.com · read 9 Oct 2026
Style suggestions
Yeslinguisoft.com · read 21 Sep 2026
Support
Support is available by email or web form, and the app includes a built-in manual; the maker says it does not offer phone support.linguisoft.com · read 9 Oct 2026
System requirements
The download page lists macOS 10.13 or later and Intel or Apple M-series 64-bit processors.linguisoft.com · read 9 Oct 2026
Writing styles
The site lists Chicago, APA, Associated Press, academic, business, casual, chat, common, formal, legal, personal, and technical writing styles.linguisoft.com · read 9 Oct 2026
Writing tools
Features include AutoType, AutoCorrect, AutoComplete, a dictionary, a thesaurus, and writing statistics.linguisoft.com · read 9 Oct 2026

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