AithorAI Writing
Freemium
AI essay and academic paper writer with real citations, outline generation, and multilingual support in 15+ languages.
Visit Website →ProWritingAid
FreemiumAdvanced AI writing editor with 25+ in-depth reports, style analysis, and Scrivener integration for serious writers.
What is ProWritingAid?
ProWritingAid goes deeper than a grammar checker. Alongside spelling and punctuation it runs more than 25 analytical reports covering style, readability, pacing, sentence length variation, overused words, sticky sentences, passive voice and dialogue tags, which is why novelists favour it. It works inside Word, Google Docs, Scrivener, Apple Notes and browsers, and its Scrivener integration is close to unique in this category. Pricing was restructured in 2026 and older figures circulating online are wrong. The annual plan rose from $79 to $120, a 52 percent increase, Premium Pro launched at $144 a year, and the lifetime licence moved from $299 to $399. The free plan is capped at 500 words per check with a small daily allowance of report runs and rephrases. Two known weak points: the tool slows noticeably on long documents, and manuscript analyses are sold separately as credits outside every subscription.
Key Features
25+ Writing ReportsAI SparksChapter CritiqueRephrase ToolScrivener IntegrationGoogle Docs Add-onManuscript AnalysisStyle Customization
How to Use ProWritingAid
1Sign up for a free ProWritingAid account
2Paste or upload your document
3Run the real-time editor for instant grammar and style suggestions
4Choose specific reports: Style, Readability, Clichés, Overused Words
5Use AI Sparks to brainstorm or improve weak sections
6Export your polished document
✅ Best For
- Fiction authors and novelists writing book-length manuscripts who need deep pacing, consistency, and style analysis beyond what basic grammar tools provide
- Academic and business writers who want sentence-level readability scores and structured feedback on passive voice, sentence variation, and paragraph flow
- Serious writers seeking a cost-effective long-term solution, as ProWritingAid's lifetime plan provides permanent access for a one-time payment
❌ Not For
- Marketers needing fast AI content generation at scale, since ProWritingAid is an editing and analysis tool rather than a content generator
- Users who write primarily in languages other than English, as ProWritingAid currently only supports English variants
- Casual writers who only need basic spelling and grammar checks, as they may find the depth of reports overwhelming without needing the full feature set
Reviews
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Pricing
Free$0
- ✓500 words/session
- ✓2 report runs/day
- ✓basic grammar
Premium$9/mo
- ✓Unlimited words
- ✓25+ reports
- ✓all integrations (billed annually)
Premium Pro$10.80/mo
- ✓Higher Sparks limits
- ✓workshop access (billed annually)
Lifetime$399
- ✓Permanent access
- ✓one-time payment
Prompts to Try
Run a readability report on my first chapter
Find all overused words in this essay
Check the pacing of my short story
Identify passive voice sentences in this report
Rephrase this paragraph to sound more formal
Use Cases
A self-publishing novelist uses ProWritingAid's Manuscript Analysis to review her entire 80,000-word thriller before sending it to an editor, identifying 340 instances of passive voice, 12 overused words, and three chapters with pacing issues that she then revises herself.
A graduate student writing his economics dissertation uses ProWritingAid's Style report to improve sentence length variation and eliminate academic clichés, transforming dry, repetitive prose into a more engaging read for his thesis committee.
A content marketing manager uses the Chrome extension to run ProWritingAid's real-time editor on every blog post before publishing, catching subtle style inconsistencies and redundant phrasing that Grammarly's simpler checks would have missed.
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