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Head-to-head · Readability Checkers

ProWritingAid vs Text Inspector

  • Updated Oct 2026
  • Both researched from official sources
  • 5 checks side by side
Higher score ProWritingAid #4 in Readability Checkers 8.8/10 Free plan Free plan✓ 1 of 4 features Visit ProWritingAid
Text Inspector #6 in Readability Checkers 8.4/10 Free plan · 30-day trial Free planFree trial✓ 3 of 4 features Visit Text Inspector

ProWritingAid leads on 0 checks, Text Inspector on 0, and 5 are even. Who comes out ahead on the 5 yes/no, price and count checks where we have data for both products. The editor score weighs everything else too.

Our verdict

  • Highest scoreProWritingAid · 8.8/10
  • Free planboth
  • Free trialonly Text Inspector
  • Most featuresText Inspector · 3 of 4

ProWritingAid scores higher on our rubric for readability checkers: 8.8 against 8.4 out of 10; our editors rank them #4 and #6.

ProWritingAid is the better fit for writers needing broad editing integrations. Text Inspector is the better fit for english analysis with vocabulary depth and API access.

  • ProWritingAid fits best

    Writers needing broad editing integrations

  • Text Inspector fits best

    English analysis with vocabulary depth and API access

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Side by side

Feature ProWritingAid 8.8/10 Visit ↗ Text Inspector 8.4/10 Visit ↗
At a glance
Editor score 8.8 8.4
Ranking #4 in Readability Checkers #6 in Readability Checkers
Best for Writers needing broad editing integrations English analysis with vocabulary depth and API access
Pricing model Free plan + paid Free plan + paid
Starting price $120/yr —
Free plan ✓ ✓
Free trial — 30 days
Deployment Cloud, Desktop, Browser extension Cloud
Platforms Web, Windows, macOS, Chrome extension Web
Support Email, Docs Email, Docs
Built for Solo, Small business, Mid-market Solo, Small business, Mid-market
Features ProWritingAid 1/4 · Text Inspector 3/4
Sentence analysis Not checked yet ✓ (best)
Clarity recommendations Not checked yet ✓ (best)
Browser extension ✓ (best) Not checked yet
API access Not checked yet ✓ (best)
Specs
Readability formulas Not checked yet 3 formulas
Language support Not checked yet English
Our review
Pros
  • 25+ reports cover readability, style, structure, and repetition
  • Integrates with Google Docs, Word, Scrivener, Pages, and browsers
  • Custom style guides, tone detection, and rephrasing support editing workflows
  • Combines three named readability formulas with sentence statistics
  • Adds CEFR, lexical diversity, corpus and vocabulary analysis
  • Offers API access for integrating text analysis into applications
Cons
  • Free plan limits documents to 500 words
  • Support is limited to English and its listed dialect settings
  • Premium costs $30 per user monthly when billed month to month
  • Analysis is limited to English text
  • The Free plan has a 250-word limit
  • Export and advanced vocabulary tools require paid plans
Our verdict

ProWritingAid is a grammar, spelling, punctuation, style, and readability toolkit for creative writers, business professionals, and students. It works through a web editor, Windows and Mac desktop applications, supported writing apps, and…

Read the review →

Text Inspector is a web-based English text analysis tool for language educators, exam boards, researchers, material developers and organisations. It evaluates text difficulty, CEFR levels, vocabulary, lexical diversity and readability. Its…

Read the review →
  1. ProWritingAidReadability Checkers 8.8Free plan
  2. Text InspectorReadability Checkers 8.4Free plan · 30-day trial

Strengths and trade-offs

  • ProWritingAid — where it wins

    • 25+ reports cover readability, style, structure, and repetition
    • Integrates with Google Docs, Word, Scrivener, Pages, and browsers
    • Custom style guides, tone detection, and rephrasing support editing workflows

    Where it doesn't

    • Free plan limits documents to 500 words
    • Support is limited to English and its listed dialect settings
    • Premium costs $30 per user monthly when billed month to month

  • Text Inspector — where it wins

    • Combines three named readability formulas with sentence statistics
    • Adds CEFR, lexical diversity, corpus and vocabulary analysis
    • Offers API access for integrating text analysis into applications

    Where it doesn't

    • Analysis is limited to English text
    • The Free plan has a 250-word limit
    • Export and advanced vocabulary tools require paid plans

More comparisons

All readability checkers comparisons → · Full ranking →

Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026

Last updated · How we research and update