No endless tables — just the differences that matter, and a clear call. Pick two tools and see who takes it.
| Tool | ||
|---|---|---|
| Pricing | Freemium | Paid |
| Rating | ||
| Category | — | Productivity |
| Description | Grammarly is an AI-powered writing assistant that helps you communicate clearly and effectively. Beyond grammar and spelling, it offers tone detection, clarity improvements, and now generative AI features to help draft, rewrite, and enhance your writing across apps. | Microsoft Copilot 365 brings GPT-4 powered AI assistance to Word, Excel, PowerPoint, Outlook, and Teams. Draft documents, analyze data, create presentations, and manage emails with AI that understands your organizational context and Microsoft Graph data. |
| Grammar and spelling check | Supported | Not supported |
| Tone detection | Supported | Not supported |
| Clarity suggestions | Supported | Not supported |
| Generative AI writing | Supported | Not supported |
| Plagiarism detection | Supported | Not supported |
| Style guides | Supported | Not supported |
| Browser and app integrations | Supported | Not supported |
| Team analytics | Supported | Not supported |
| Word document drafting | Not supported | Supported |
| Excel data analysis | Not supported | Supported |
| PowerPoint generation | Not supported | Supported |
| Outlook email assistance | Not supported | Supported |
| Teams meeting summaries | Not supported | Supported |
| Microsoft Graph integration | Not supported | Supported |
| Enterprise data grounding | Not supported | Supported |
| Cross-app intelligence | Not supported | Supported |
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| Website | Visit | Visit |
