Pricing

Free

$0/mo

Basic grammar and spelling checks
Tone detection
Browser extension
Limited AI rewrites

Pro

$12/mo

Advanced grammar and style suggestions
Plagiarism checker
Full AI writing assistance
Tone and clarity improvements
Works across all apps

Teams

$15/user/mo

Everything in Pro
Centralized billing
Admin controls
Style guide and snippets
Analytics dashboard

Enterprise

Custom

Everything in Teams
SSO and advanced security
Custom AI models
Dedicated support
SAML and compliance tools

Key Features

Real-time grammar, spelling, and punctuation correction
AI-powered sentence rewrites for clarity and conciseness
Tone detection and adjustment suggestions
Plagiarism checker against billions of web pages
Browser extension and integrations with Google Docs, MS Word, and most apps
AI text generation and chat assistant
AI Detector and Humanizer tools

Pros & Cons

Pros

Works seamlessly across virtually every writing surface via browser extension
Free tier is genuinely useful for basic grammar and spelling
Tone and clarity suggestions go beyond simple spellcheck
Well-polished UI and consistent cross-platform experience

Cons

Pro plan is pricey compared to newer AI writing alternatives
AI suggestions can feel overly cautious or generic at times
Plagiarism checker and advanced features locked behind paid plans
Heavy browser extension can slow down some websites

Verdict

Grammarly remains the gold standard for writing assistance, offering unmatched cross-app integration and solid grammar correction. However, at its Pro price point it faces stiff competition from newer AI writing tools. Best suited for professionals and students who need reliable, always-on writing polish.

Try Grammarly →

Grammarly Comparisons

Head-to-head comparisons featuring Grammarly.

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Grammarly vs Jasper vs Copy.ai: Best AI Writer 2026

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Competitors to Grammarly

Other tools in the writing category worth comparing.

Jasper

7.8/10

writing

AI agents for marketing teams to create on-brand content at scale

Copy.ai

7.2/10

writing

AI-powered GTM platform for automating sales and marketing workflows at scale

Writesonic

7.2/10

seo

Track your brand across 10 AI search engines, fix visibility gaps with content, and prove revenue lift.

Surfer SEO

8.5/10

seo

Content optimization platform that grades and rewrites pages to match top-ranking SERP results.

Grammarly