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Head-to-head · AI Writing Tools

Grammarly vs Copy.ai

  • Updated Oct 2026
  • Both researched from official sources
  • 6 checks side by side
Higher score Grammarly #1 in AI Writing Tools 9.4/10 Free plan Free plan✓ 2 of 4 features Visit Grammarly
Copy.ai #4 in AI Writing Tools 9.0/10 Free plan Free plan✓ 4 of 4 features Visit Copy.ai

Grammarly leads on 1 check, Copy.ai on 0, and 5 are even. Who comes out ahead on the 6 yes/no, price and count checks where we have data for both products. The editor score weighs everything else too.

Our verdict

  • Highest scoreGrammarly · 9.4/10
  • Lowest starting priceGrammarly · $12/user/mo
  • Free planboth
  • Most featuresCopy.ai · 4 of 4

Grammarly scores higher on our rubric for ai writing tools: 9.4 against 9.0 out of 10; our editors rank them #1 and #4.

Grammarly is cheaper to start at $12/user/mo against $24/user/mo.

Grammarly is the better fit for broad everyday writing assistance. Copy.ai is the better fit for SEO-focused content teams.

  • Grammarly fits best

    Broad everyday writing assistance

  • Copy.ai fits best

    SEO-focused content teams

Advertiser disclosure: iTechGuides is reader-supported. Vendors can pay for top positions in our rankings and for a place on other products' pages, and we may earn a commission when you click some links. Bought places stand at the number bought; this page and our disclosure say so. Paying vendors may get a fuller, more detailed review from our editors, and that review can change their score. How we rank.

Side by side

Feature Grammarly 9.4/10 Visit ↗ Copy.ai 9.0/10 Visit ↗
At a glance
Editor score 9.4 9.0
Ranking #1 in AI Writing Tools #4 in AI Writing Tools
Best for Broad everyday writing assistance SEO-focused content teams
Pricing model Free plan + paid Free plan + paid
Starting price $12/user/mo (best) $24/mo
Free plan ✓ ✓
Free trial — —
Deployment Cloud, Desktop, Mobile, Browser extension Cloud
Platforms Web, Windows, macOS, iOS, Android, Chrome extension Web
Support Docs Email, Docs
Compliance SOC 2, ISO 27001, HIPAA, PCI DSS, SSO/SAML, 2FA SOC 2, GDPR, SSO/SAML
Integrations 8 integrations 2,000+ integrations
Built for Solo, Small business, Mid-market, Enterprise Small business, Mid-market, Enterprise
Features Grammarly 2/4 · Copy.ai 4/4
Brand voice controls ✓ ✓
Long-form writing ✓ ✓
SEO features Not published by the vendor (checked 27 Oct 2026) ✓ (best)
Team collaboration Not checked yet ✓ (best)
Specs
Content templates Not checked yet Not checked yet
Language support Multilingual Multilingual
Native integrations Not checked yet Not checked yet
Our review
Pros
  • Covers grammar, clarity, fluency, tone, style, and rewriting
  • Works across web, desktop, mobile, and browser environments
  • Integrates with Word, Google Docs, Gmail, Salesforce, and more
  • SEO briefs, keyword clusters, and dedicated SEO workflows
  • Brand Voice and Infobase support consistent team content
  • Chat, workflows, translation, and API access in one platform
Cons
  • Free plan limits AI prompts to 100 per month
  • Full-sentence rewrites and detection tools require Pro
  • Enterprise features are focused on organizational administration
  • Growth, Expansion, and Scale require annual billing
  • Advanced workflow usage is tied to monthly credit allowances
  • The broad feature set may exceed the needs of simple writing teams
Our verdict

Grammarly is an AI writing assistant for individuals, professionals, teams, and educational users. It covers spelling, grammar, punctuation, clarity, fluency, style, tone, drafting, rewriting, multilingual grammar suggestions, plagiarism…

Read the review →

Copy.ai is an AI-powered go-to-market platform for marketing, sales, and operations teams. Its writing toolkit covers AI chat, long-form articles, social posts, product descriptions, ad copy, sales copy, content briefs, translation, and…

Read the review →
  1. GrammarlyAI Writing Tools 9.4Free plan
  2. Copy.aiAI Writing Tools 9.0Free plan

Strengths and trade-offs

  • Grammarly — where it wins

    • Covers grammar, clarity, fluency, tone, style, and rewriting
    • Works across web, desktop, mobile, and browser environments
    • Integrates with Word, Google Docs, Gmail, Salesforce, and more

    Where it doesn't

    • Free plan limits AI prompts to 100 per month
    • Full-sentence rewrites and detection tools require Pro
    • Enterprise features are focused on organizational administration

  • Copy.ai — where it wins

    • SEO briefs, keyword clusters, and dedicated SEO workflows
    • Brand Voice and Infobase support consistent team content
    • Chat, workflows, translation, and API access in one platform

    Where it doesn't

    • Growth, Expansion, and Scale require annual billing
    • Advanced workflow usage is tied to monthly credit allowances
    • The broad feature set may exceed the needs of simple writing teams

More comparisons

All AI writing tools comparisons → · Full ranking →

Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026

Last updated · How we research and update