Deep grammar and style checker for serious writers. 25+ writing reports covering style, readability, clichés, and consistency. Works in Word and Scrivener.
What the signals say about ProWritingAid
ProWritingAid holds a HookFlow heat score of 31/100 in AI Writing, currently showing early-stage momentum building from a low base. Over the last 7 days its score moved +26 points (up), +26 over 30 days. On the Lock-In Index it scores 100/100 (high lock-in, with significant switching cost).
Heat Score
0–100 viral momentum index combining social buzz, search trends & growth velocity
31
14-day trend
+8
24h
+26
Heat Score Breakdown
Creator Buzz (30%)11
Search Interest (25%)5
Community Discussion (20%)8
Growth Momentum (25%)100
Forecast
Stable
low confidence
Now
31
→
+7 days
5
→
+14 days
5
A.R.C. Score
A.R.C. ratings are calculated for developer infrastructure and API-first tools. This tool hasn't been evaluated yet or falls outside the A.R.C. scope.
🔓Data Lock-In Index
100/ 100
Lower = more portable. 0 = fully open, 100 = maximum lock-in.
✗ Webhooks Out✗ Bulk Export✗ Open Formats
Pricing
freemium
Best For
Teams & Solo
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