Widely used AI writing assistant offering grammar, tone and rewrite suggestions plus generative AI across apps; free tier available.
What it does
Grammarly is an AI writing assistant that works across apps, browsers and documents to improve grammar, spelling, clarity, tone and style. Beyond proofreading it offers full-sentence and paragraph rewrites, tone and brand-style suggestions, and generative AI with prompt-based text generation, plus agents like an AI detector and humanizer. It serves individuals, teams and enterprises and is now part of Superhuman.
Core features
Real-time grammar, spelling and clarity checks
Full-sentence and paragraph rewrites
Tone and brand-style suggestions
Generative AI text with prompts
AI detector and humanizer agents
Works across apps, browsers and documents
Best for
→Writing clear, error-free documents and emails
→Adjusting tone for different audiences
→Generating and rewriting text with AI
→Maintaining brand voice across a team
Pricing
Free
Pro
$12/member
Toolspool rankingby monthly traffic
Reviews
Big-picture takes: what it's for and whether it delivers. High-engagement YouTube videos — not sponsored.
Tutorials
Step-by-step: exactly how to get things done with it.