ProWritingAid
WritingIn-depth writing analysis for serious writers
2 comparisons 1W – 1L
Pricing
Free
$0/mo
- Basic grammar checks
- 500-word limit per check
- Limited reports
Premium
$10/mo
- Unlimited word count
- 20+ writing reports
- All integrations
- AI Sparks assistant
Lifetime
$399 one-time
- Everything in Premium
- No recurring payments
- Often discounted to ~$249
Key Features
- 20+ in-depth writing reports (readability, pacing, sentence variation, cliches)
- AI Sparks for rewriting, summarizing, and expanding text
- Scrivener integration — the only major writing tool with native support
- Custom style guides and terminology consistency rules
- Lifetime pricing option eliminates subscription fatigue
Pros & Cons
Pros
- Unmatched depth for long-form writing with 20+ reports Grammarly doesn't offer
- Lifetime deal pays for itself vs Grammarly Premium within 2 years
- Only serious grammar tool that works natively inside Scrivener
Cons
- Noticeably slower UX — analysis of 5K+ word docs can lag several seconds
- Browser extension is less reliable across websites than Grammarly's
- Free tier is nearly unusable with 500-word limit per check
ProWritingAid Comparisons
ProWritingAid vs 
LanguageTool
ProWritingAid wins for English-language writers who need deep style analysis and long-form editing tools. LanguageTool wins for multilingual writers and budget-conscious users who need reliable grammar checking across 30+ languages.
ProWritingAid wins
ProWritingAid vs 
Grammarly
Grammarly wins for everyday writing speed and polish. ProWritingAid wins for deep editing and long-term value.
Grammarly wins