Grammarly vs AI Writer

AI Writing comparison · Updated Apr 2026

🏆
Quick Verdict
Grammarly wins overall
Grammarly edges ahead with 1 more listed features and better pricing. Choose AI Writer if you need Automatic source citations.
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✍️ Writing Grammarly
💻 Coding Grammarly
👥 Teams Grammarly
💰 Budget Grammarly
🏢 Enterprise Grammarly
Choose Grammarly if…
Works across all platforms; Excellent grammar detection
Visit Grammarly →
Choose AI Writer if…
Automatic source citations; Verifiable content
Visit AI Writer →

At a Glance

Grammarly 🏆 AI Writer
Category AI Writing AI Writing
Pricing freemium paid
Starting Price Freemium From $29/mo
Best For grammar, writing-assistant, proofreading article-generation, citations, research
Features Listed 6 5

Feature Comparison

Grammarly 🏆 AI Writer
Grammar and spell check Article generation from headlines
Tone detection Source citation
Plagiarism checker SEO editor
Style suggestions Text rewording
Browser extension Sub-topic discovery
Generative AI writing

Pricing Comparison

Grammarly
freemium
Best Value
Paid
Free basic grammar checking. Premium $12/mo. Business $15/member/mo.
AI Writer
paid
$29/mo
Basic $29/mo. Standard $49/mo. Power $375/mo. Annual discounts.

Strengths & Weaknesses

Grammarly 🏆
Pros
  • +Works across all platforms
  • +Excellent grammar detection
  • +Intuitive interface
  • +Real-time suggestions
Cons
  • Premium is expensive for individuals
  • Occasional false positives
  • Limited free tier features
AI Writer
Pros
  • +Automatic source citations
  • +Verifiable content
  • +Good sub-topic suggestions
  • +Clean interface
Cons
  • Citations not always accurate
  • Limited content types
  • Higher-tier plans expensive
  • Smaller feature set than competitors

Winner by Buyer Type

Buyer Type Best Pick Reason
Solo Developer Grammarly Dev-friendly features + low cost
Marketing Team Grammarly Content creation & collaboration
Enterprise Grammarly Scalability & admin controls
Budget-Conscious Grammarly Best value at lowest price
Content Creators Grammarly Output quality & creative tools
Technical Teams Grammarly API access & developer features

Final Recommendation

🏆 Overall Winner
Grammarly
Grammarly comes out ahead in this comparison. At Freemium, it offers works across all platforms. If AI Writer fits your workflow better based on the use-case breakdown above, go with that — but for most users, Grammarly is the safer default choice.

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