Grammarly

Grammarly is the most widely used AI writing assistant, working everywhere you write to check grammar, spelling, clarity, and tone. Beyond proofreading, its generative AI can draft, rewrite, and adjust tone, plus detect plagiarism and AI-generated text. With a free tier and a Pro plan that bundles brand tones, style guides, and team analytics, it is the default polishing and editing layer for individuals and businesses alike.

Key features

• Real-time grammar, spelling, and clarity checks
• Generative AI rewriting and tone adjustment
• Plagiarism and AI-text detection
• Brand tones, style guides, and snippets
• Works across browsers, apps, and documents

Pros & cons

Grammarly pricing

Grammarly uses a freemium pricing model, with paid plans from $12/mo (Pro, billed annually; $30 monthly). A free tier lets you test it before committing.

Who should use Grammarly?

Grammarly is best suited for Anyone wanting to polish, edit, and improve writing across all their apps. It earns its place for works seamlessly everywhere you write — though it's worth weighing the trade-off that large gap between monthly and annual pricing.

Comparing options? See our best ai writing & content tools guide, or browse every ai writing & content tool tracked on Benchquill.

Grammarly FAQ

Is Grammarly free?

Grammarly is freemium. Pricing starts at $12/mo (Pro, billed annually; $30 monthly).

What is Grammarly best for?

Grammarly is best for Anyone wanting to polish, edit, and improve writing across all their apps.