Grammarly offers a free tier with basic grammar and spelling checks. Premium ($12/month) adds full-sentence rewrites, tone suggestions, and plagiarism detection.

Does Grammarly work with Google Docs?

Yes, Grammarly integrates with Google Docs through its browser extension. Premium features like tone detection and full-sentence rewrites work within Google Docs.

Grammarly Review 2026 — Trust Score 6.5/10, Integrations & TCO

Grammarly is an AI-powered writing assistant that checks grammar, spelling, punctuation, clarity, engagement, and delivery. It offers a browser extension that works across websites, a desktop app, and mobile keyboard. Grammarly Premium adds full-sentence rewrites, tone suggestions, plagiarism detection, and genre-specific writing style recommendations.

Trust Score

6.5/10

Integration Score

7/10

Estimated TCO

$144/yr per seat

Professional communicationAcademic writingNon-native English speakers

Key Features

Grammar Check
Tone Detection
Plagiarism Check
Generative AI
Full-Width Rewrites

Pros & Cons

Pros

✅ Works everywhere: browser, desktop, mobile
✅ Tone detection helps adjust writing
✅ Generative AI for full sentence rewrites
✅ Plagiarism checker included in Premium

Cons

❌ Privacy concerns (all text sent to Grammarly servers)
❌ Premium is expensive at $12/month
❌ Sometimes incorrect grammar suggestions

Alternatives to Grammarly

Consider these alternatives to Grammarly:

View all Grammarly alternatives →

Trust Score & Integration Methodology

TheSynLab Trust Score evaluates privacy, security, vendor reputation, data practices, and ethical AI transparency. Our Integration Score measures API documentation quality, native integrations, automation platform support, cross-platform availability, and developer community strength. All scores are independently calculated and regularly reviewed.

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