WhichAI

GitHub Copilot vs Grammarly: Which Is Better in 2026?

A comprehensive comparison to help you decide between GitHub Copilot and Grammarly.

FeatureGitHub CopilotGrammarly
Pricing$10/mo or $100/yearFree / $12/mo Premium
Free PlanNoYes
Best ForDevelopers already using VS Code or JetBrains IDEsAnyone who writes, especially professionals
Pros
  • Trained on public GitHub code
  • Integrates with popular IDEs
  • Great at completing functions
  • Actively maintained by Microsoft
  • Catches grammar and spelling errors
  • Tone detection features
  • Browser extension works everywhere
  • Good free tier
Cons
  • No free tier (though students get free access)
  • Sometimes generates mediocre suggestions
  • Copyright concerns about training data
  • Requires IDE plugin setup
  • Sometimes overly aggressive suggestions
  • Premium required for tone features
  • Can slow down browser
  • Privacy concerns about data collection

When to Choose GitHub Copilot

  • Trained on public GitHub code
  • Integrates with popular IDEs
  • Great at completing functions
Try GitHub Copilot Today

When to Choose Grammarly

  • Catches grammar and spelling errors
  • Tone detection features
  • Browser extension works everywhere
Try Grammarly Today