Updated April 2026 · Independent Analysis
Copy.aivsGrammarly
Grammarly starts at $12/mo, 99% cheaper than Copy.ai's $1000/mo. Both rated 4.7/5 by users.
Copy.aivs Grammarly
★ 4.7/5
Only in Copy.ai
- ✦ 90+ copywriting tools
- ✦ Workflow automation
- ✦ Brand voice
From $1000/mo(pricier)17M+ users · est. 2020
Try Copy.ai Free →
Grammarlyvs Copy.ai
★ 4.7/5
Only in Grammarly
- ✦ Grammar & spelling
- ✦ Tone detection
- ✦ Clarity suggestions
✓ Free planFrom $12/mo(cheaper)30M+ users · est. 2009
Try Grammarly Free →Ratings Breakdown
Copy.ai
4.7/5 avg
G2 Score4.7/5
Capterra Score4.8/5
G2 Rating4.7/5
Grammarly
4.7/5 avg
G2 Score4.7/5
Capterra Score4.7/5
G2 Rating4.7/5
Quick Stats
Feature Comparison
Copy.ai uniquely offers 90+ copywriting tools, Workflow automation, Brand voice. Grammarly uniquely offers Grammar & spelling, Tone detection, Clarity suggestions. Both share 2 features including API access, Analytics.
Feature
Copy.ai
Grammarly
API access
✓
✓
Analytics
✓
✓
90+ copywriting tools
✓
✗
Workflow automation
✓
✗
Brand voice
✓
✗
Multi-language (95+)
✓
✗
Long-form content
✓
✗
Sales copy
✓
✗
Email sequences
✓
✗
Social media content
✓
✗
Product descriptions
✓
✗
SEO metadata
✓
✗
Ad copy
✓
✗
Blog posts
✓
✗
Custom templates
✓
✗
Team collaboration
✓
✗
CRM integrations
✓
✗
Infobase (knowledge)
✓
✗
Chat interface
✓
✗
Bulk generation
✓
✗
Grammar & spelling
✗
✓
Tone detection
✗
✓
Clarity suggestions
✗
✓
Plagiarism checker
✗
✓
GrammarlyGO (AI writing)
✗
✓
Style guide (Business)
✗
✓
Brand tones
✗
✓
Browser extension
✗
✓
Microsoft Office add-in
✗
✓
Google Docs integration
✗
✓
Mobile keyboard
✗
✓
Snippets
✗
✓
Team usage reports
✗
✓
GDPR compliant
✗
✓
SSO (Business)
✗
✓
Multi-language (English-focused)
✗
✓
Readability score
✗
✓
Conciseness suggestions
✗
✓
Total Features
20
20
Quick Verdict
Independent analysis based on features, pricing, and user ratings
Choose Copy.ai if you need:
- ✓ 90+ copywriting tools
- ✓ Workflow automation
- ✓ Brand voice
- ✓ Multi-language (95+)
- ✓ Long-form content
Choose Grammarly if you need:
- ✓ Grammar & spelling
- ✓ Tone detection
- ✓ Clarity suggestions
- ✓ Plagiarism checker
- ✓ GrammarlyGO (AI writing)
Pricing Comparison
Grammarly starts at $12/mo, 99% cheaper than Copy.ai's $1000/mo.
Copy.ai Plans
Paid plans only
Chat
Custom- • 5 seats
- • Unlimited chat
- • OpenAI, Anthropic, Gemini models
GrowthBest Value
$1000/mo (billed yearly)- • 75 seats
- • 20K workflow credits/mo
Expansion
$2000/mo (billed yearly)- • 150 seats
- • 45K workflow credits/mo
Scale
$3000/mo (billed yearly)- • 200 seats
- • 75K workflow credits/mo
Grammarly Plans
Free tier available
Free
Free- • Basic spelling & grammar
- • Tone detection
- • Limited suggestions
ProBest Value
$12/user/mo- • Advanced suggestions
- • Full-sentence rewrites
- • Plagiarism detection
Enterprise
Custom- • Team admin
- • SSO
- • Analytics
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