Grammarly vs Microsoft 365 Copilot
Side-by-side comparison of pricing, features, and capabilities — 2026.
VS
Quick Verdict
Best pricing
Grammarly
Grammarly is freemium
Feature Comparison
FeatureGrammarlyMicrosoft 365 Copilot
Pricing
Freemium
Paid
Free Plan
Verified
Featured
Categories
Writing
Automation, Productivity, Writing
Key Features Comparison
FeatureGrammarlyMicrosoft 365 Copilot
Grammar, spelling, and punctuation correction
GrammarlyGO AI text generation
Tone and clarity improvement
Plagiarism detection
Works in 500,000+ apps
Team style guide enforcement
AI in Word, Excel, PowerPoint, Outlook, Teams
Meeting transcription and summaries
Excel data analysis with natural language
PowerPoint design suggestions
Email drafting in Outlook
Microsoft Graph data grounding
Use Cases Comparison
Use CaseGrammarlyMicrosoft 365 Copilot
Improving all business writing
Polishing emails before sending
Checking academic papers
Maintaining brand writing standards
Non-native English writing support
Drafting Word documents with AI
Analyzing Excel data naturally
Creating PowerPoint presentations
Managing email workload in Outlook
Meeting summaries in Teams
Similar In These Categories
Grammarly vs Microsoft 365 Copilot: Which Should You Choose?
Grammarly is a freemium tool (verified by our team). AI writing assistant for grammar and clarity
Microsoft 365 Copilot is a paid tool (verified by our team). AI assistant built into Word, Excel, PowerPoint, Teams and Outlook
The right choice depends on your budget and specific needs. Both are listed in Nextool.ai's curated directory. See all Grammarly alternatives or See all Microsoft 365 Copilot alternatives.