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Perplexity vs Grammarly
🤝 It's a Tie — Both tools are very closely matched. Your best choice depends on your specific workflow.
Feature
Perplexity
Grammarly
Rating
⭐ 4.8/5
⭐ 4.8/5
Free Plan
Starting Price
$20/mo
$12/mo
Monthly Visits
95.0M
72.0M
API Support
Open Source
AI Capabilities
Mobile App
Desktop App
Browser Extension
Integrations
4 apps
7 apps
Team Size
STARTUP
ENTERPRISE
Perplexity Pros & Cons
Pros
- Clean, cited factual answers with zero ads
- Ability to toggle between Claude 3.5, GPT-4o, and Grok
- Fast mobile and desktop experience
Cons
- Pro Search limits on free plan
- Occasionally misses dynamic paywalled content
Grammarly Pros & Cons
Pros
- Works seamlessly inside every web browser, Slack, Word, and email client
- Tone detector prevents misunderstandings in professional emails
- Free tier catches the vast majority of common grammar and spelling errors
Cons
- Premium tier is a notable monthly subscription
- Occasionally suggests overly simplified sentence structures
Perplexity Key Features
- Cited Web Sources
- Pro Search with Multi-Step Reasoning
- File and Dataset Analysis
- Custom Collections / Spaces
Grammarly Key Features
- Real-Time Spelling & Grammar Checking
- Tone & Clarity Suggestions
- Generative AI Text Completion (100 prompts/mo on Free)
- Plagiarism Detection