Updated March 2026 · Independent Analysis
GrammarlyvsProWritingAid
ProWritingAid starts at $10/mo, 17% cheaper than Grammarly's $12/mo. Grammarly is rated higher at 4.7/5 vs ProWritingAid's 4.5/5.
Grammarly
AI writing assistant for grammar, clarity, and tone — works across all your apps.
★ 4.7/5Founded 200930M+ users
Try Grammarly Free →
ProWritingAid
In-depth AI writing editor with 200+ reports, style analysis, and deep integration with Word and Scrivener.
★ 4.5/5Founded 20122M+ users
Try ProWritingAid Free →⚡ Quick Stats
📊 Ratings Breakdown
Grammarly
4.7/5 avg
G2 Score4.7/5
Capterra Score4.7/5
Overall Avg4.7/5
ProWritingAid
4.5/5 avg
G2 Score4.5/5
Capterra Score4.6/5
Overall Avg4.55/5
⚡ Quick Verdict
Independent analysis based on features, pricing, and user ratings
Choose Grammarly if you need:
- ✓ Grammar checking
- ✓ Plagiarism detection
- ✓ Tone suggestions
- ✓ Browser extension
- ✓ MS Office plugin
Choose ProWritingAid if you need:
- ✓ Grammar checker
- ✓ 200+ writing reports
- ✓ Readability score
- ✓ Clichés detector
- ✓ Pacing analysis
🔧 Feature Comparison
Grammarly uniquely offers Grammar checking, Plagiarism detection, Tone suggestions. ProWritingAid uniquely offers Grammar checker, 200+ writing reports, Readability score. Both share 1 features including Style improvements.
Feature
Grammarly
ProWritingAid
Style improvements
✓
✓
Grammar checking
✓
✗
Plagiarism detection
✓
✗
Tone suggestions
✓
✗
Browser extension
✓
✗
MS Office plugin
✓
✗
Mobile app
✓
✗
Team style guide
✓
✗
Grammar checker
✗
✓
200+ writing reports
✗
✓
Readability score
✗
✓
Clichés detector
✗
✓
Pacing analysis
✗
✓
Dialogue checker
✗
✓
Word explorer
✗
✓
Integrations
✗
✓
Chrome extension
✗
✓
MS Word add-in
✗
✓
Scrivener plugin
✗
✓
Total Features
8
12
💰 Pricing Comparison
ProWritingAid starts at $10/mo, 17% cheaper than Grammarly's $12/mo.
Grammarly Plans
Free tier available
Free
Free- • Basic grammar
- • Spelling
- • Punctuation
PremiumBest Value
$12/month- • Style suggestions
- • Tone detection
- • Plagiarism checker
- • Full rewrites
Business
$15/month- • Team features
- • Style guide
- • Analytics
- • Priority support
ProWritingAid Plans
Free tier available
Free
Free- • 500 words/check
- • Basic reports
- • Web editor
PremiumBest Value
$10/mo- • Unlimited words
- • 200+ reports
- • All integrations
Premium+
$12/mo- • Everything in Premium
- • Plagiarism checks
- • Video tutorials
🔔 Get notified when prices change
❓ Frequently Asked Questions
Was this comparison helpful?
📬 Stay updated on SaaS pricing changes
Get notified when tools update their pricing or features