What is Grammarly?

Content last verified May 4, 2026 · by the AI Tools Set Research Team

Grammarly is the leading AI writing assistant, checking grammar, spelling, clarity, tone, and style across the web, plus generative AI to draft and rewrite. For essays, it catches errors, improves clarity, and helps you sound polished and academic.

Used by millions of students and professionals, it works everywhere you write and now includes GrammarlyGO for AI-assisted drafting and revision.

Key Features of Grammarly

Grammar and spelling: Catch errors as you write.
Clarity and tone: Improve readability and style.
Generative AI: Draft and rewrite with AI.
Works everywhere: Browser, docs, and apps.

Use Cases for Grammarly

Check essay grammar
Improve clarity
Adjust tone
Draft with AI
Polish any writing

Pros & Cons

Pros

✓

Best-in-class grammar

✓

Works everywhere

✓

Generative AI

✓

Strong free tier

Cons

✗

Advanced suggestions on paid

✗

Not a full essay generator

Pricing

Free

$0 /mo

✓Grammar and spelling

✓Tone detection

✓Basic suggestions