Our Verdict
Based on ratings, features, pricing, and capabilities, ChatGPT edges ahead in this comparison. ChatGPT scores higher on user ratings and overall feature set.
Feature
ChatGPT
Grammarly
Rating
No ratings
No ratings
Free Plan
Starting Price
$20/mo
$15/mo
Monthly Visits
1.8B
200.0M
API Support
Open Source
AI Capabilities
Mobile App
Desktop App
Browser Extension
Integrations
5 apps
5 apps
Team Size
ENTERPRISE
SMB
ChatGPT Pros & Cons
Pros
- Highly versatile conversational intelligence
- Excellent coding and reasoning capabilities
- Massive ecosystem of custom plugins/GPTs
Cons
- Occasional hallucinations in niche topics
- High latency during peak hours on free tier
- Data privacy compliance concerns for sensitive industries
Grammarly Pros & Cons
Pros
- Works everywhere via browser extension
- Catches subtle contextual errors other tools miss
- Excellent for non-native English writers
Cons
- Premium is required for most useful features
- Privacy concerns with document processing
- Suggestions can be overly prescriptive
ChatGPT Key Features
- Real-time Search
- Image Generation (DALL-E 3)
- Data Analysis
- Voice Mode
- Custom GPTs
Grammarly Key Features
- Real-time Grammar Checking
- Tone Detection & Suggestions
- Plagiarism Detection
- Grammarly GO AI Writer
- Style Guide (Business)