Grammarly vs Microsoft Copilot
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A detailed comparison of Grammarly and Microsoft Copilot in 2026 — features, pricing, and which tool is right for you.
| Grammarly | Microsoft Copilot | |
|---|---|---|
| Rating | ★ 4.5/5 | ★ 4.3/5 |
| Pricing type | Freemium | Freemium |
| Starting price | $12/mo | $20/mo |
| Category | AI Writing & Content | AI Chatbots & Assistants |
| Founded | 2009 | 2023 |
| Key features | Real-time grammar correction, Tone adjustment, GrammarlyGO (generative) | AI chat, Office integration, Image generation with DALL-E |
Grammarly
AI grammar and writing assistant
Grammarly checks grammar, spelling, and tone, and now includes GrammarlyGO for AI-generated and rewritten content. It works everywhere you type.
Pros- Works everywhere (web, apps, extensions)
- Excellent error correction
- Useful free plan
- Primarily English-focused
- Full feature set requires Premium
Microsoft Copilot
AI assistant built into the Microsoft ecosystem
Microsoft Copilot is a GPT-powered AI assistant deeply integrated into Windows, Office, and the Edge browser to help with search, writing, and analysis.
Pros- Integrates with Microsoft 365
- Free basic tier
- Web access
- Pro plan is fairly pricey
- Tied to the Microsoft ecosystem
Grammarly vs Microsoft Copilot: Which one should you choose?
If you prioritize works everywhere (web, apps, extensions), Grammarly is worth considering. Conversely, if integrates with microsoft 365 matters more to you, go with Microsoft Copilot. Both offer a free trial option, so it is best to try them out yourself before deciding.