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Compare AI Tools

Put up to 4 AI tools side by side and see how their listings differ: pricing, platforms, features, integrations, pros and cons.

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2 of 4 tools selected: ProWritingAid and Grammarly.

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Side-by-side comparison

Details come from each tool’s Technonix listing. Tools are shown in the order you selected them; nothing is ranked.

Comparison of ProWritingAid and Grammarly
DetailProWritingAidGrammarly
Websiteprowritingaid.comgrammarly.com
CategoryAI WritingAI Writing
Use casesAI for Authors, AI for Bloggers, AI for StudentsAI for Bloggers, AI for Students
Pricing modelFreemiumFreemium
Starting priceFrom $10 per monthFrom $12 per month
PlatformsBrowser Extension, macOS, Web, WindowsAndroid, Browser Extension, iOS, macOS, Web, Windows
Key features
  • Grammar, spelling and punctuation checks
  • 25+ writing analysis reports (style, pacing, overused words, echoes, dialogue tags)
  • AI Rephrases and Sparks
  • Chapter Critique for instant chapter feedback
  • Story Canvas and Outline Crafter
  • Story Credits: Manuscript, Plot and Character Analysis, Virtual Beta Reader
  • Custom style guide and custom dictionary
  • Author comparison
+2 more on the tool page
  • Real-time grammar, spelling and punctuation checks
  • Tone detection and tone adjustment
  • Full-sentence and paragraph rewrites
  • Generative AI prompts (100 free, 2,000 on Plus/Pro)
  • Plagiarism and AI-generated text detection
  • Free AI Detector, no sign-up
  • Humanizer and AI Detector agents
  • Fluency help for English learners
+2 more on the tool page
Integrations
  • Microsoft Word
  • Google Docs
  • Scrivener and Vellum (Desktop Everywhere)
  • Chrome, Edge and Firefox extensions
  • Wattpad and Atticus
  • Windows and Mac desktop apps
  • Google Docs
  • Microsoft Word and Outlook
  • Google Chrome, Edge, Firefox and Safari
  • Windows and Mac desktop apps
  • iPhone and Android keyboards
Best forNovelists, non-fiction authors, students with long assignments and bloggers who want deep style feedback on long-form writingStudents, professionals, bloggers and non-native English writers who want instant grammar, tone and clarity fixes wherever they write
Pros
  • 25+ in-depth reports go far beyond grammar
  • Lifetime plan available ($399 in the US, ₹21,945 in India)
  • Fiction tools: Chapter Critique, Manuscript Analysis, Virtual Beta Reader
  • Works in Word, Google Docs and Scrivener
  • Says it never stores text sent for analysis
  • Generous free plan with tone detection
  • Works in browsers, Word, Google Docs and phone keyboards
  • Affordable: Pro $12/month in the US, Plus ₹392/month in India
  • Free AI Detector with no sign-up
  • SOC 2 Type 2 report; never sells user content
Cons
  • Free plan checks only 500 words at a time
  • English only
  • Monthly plans are not refundable; 3-day guarantee on others
  • Manuscript-level analysis needs paid Story Credits
  • Plagiarism checks cost extra
  • Full-sentence rewrites and plagiarism checks need a paid plan
  • Free plan limited to 100 AI prompts a month
  • English only
  • Uses your writing to improve its products unless you change the controls
  • AI detection is not 100% accurate (Grammarly says so itself)

Check each tool’s own website for current pricing and plans. On small screens, scroll the table sideways to see every tool.