AI Grammar Mentor pricing

3 plans on the record · a free plan

Every plan

Registered

Free

Basic grammar checking · 5 AI explanations per day · Documents up to 10,000 words · Up to 10 snippets · One-click ignore

Read 11 Oct 2026 · grammar-mentor.com

Pro

$6 a month, billed yearly

Billed yearly at $72 (save $48)

Unlimited AI explanations · Advanced style checking · Unlimited document length · Unlimited snippet storage · Multilingual context awareness · Priority support

Read 11 Oct 2026 · grammar-mentor.com

Lifetime

$199 one-time

One-time payment · Only first 50 spots

Everything in Pro, forever · All future updates included · Transferable license

Read 11 Oct 2026 · grammar-mentor.com