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Head-to-head · Readability Checkers

Text Inspector vs ApyHub Readability Scores Documents API

  • Updated Oct 2026
  • Both researched from official sources
  • 5 checks side by side
Higher score Text Inspector #6 in Readability Checkers 8.4/10 Free plan · 30-day trial Free planFree trial✓ 3 of 4 features Visit Text Inspector
ApyHub Readability Scores Documents API #8 in Readability Checkers 7.8/10 Free plan Free plan✓ 2 of 4 features Visit ApyHub

Text Inspector leads on 1 check, ApyHub Readability Scores Documents API on 0, and 4 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 scoreText Inspector · 8.4/10
  • Free planboth
  • Free trialonly Text Inspector
  • Most featuresText Inspector · 3 of 4

Text Inspector scores higher on our rubric for readability checkers: 8.4 against 7.8 out of 10; our editors rank them #6 and #8.

Text Inspector leads on readability formulas: 3 formulas versus 2 formulas. On language support, ApyHub Readability Scores Documents API gives you Multilingual where Text Inspector offers English.

Text Inspector is the better fit for english analysis with vocabulary depth and API access. ApyHub Readability Scores Documents API is the better fit for developers analyzing uploaded documents by API.

  • Text Inspector fits best

    English analysis with vocabulary depth and API access

  • ApyHub Readability Scores Documents API fits best

    Developers analyzing uploaded documents by API

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Side by side

Feature Text Inspector 8.4/10 Visit ↗ ApyHub Readability Scores Documents API 7.8/10 Visit ↗
At a glance
Editor score 8.4 7.8
Ranking #6 in Readability Checkers #8 in Readability Checkers
Best for English analysis with vocabulary depth and API access Developers analyzing uploaded documents by API
Pricing model Free plan + paid Free plan + paid
Starting price — $16/mo
Free plan ✓ ✓
Free trial 30 days —
Deployment Cloud Cloud
Support Email, Docs Email, Live chat, Community, Docs · 24/7
Built for Solo, Small business, Mid-market Solo, Small business, Mid-market, Enterprise
Features Text Inspector 3/4 · ApyHub Readability Scores Documents API 2/4
Sentence analysis ✓ ✓
Clarity recommendations ✓ (best) Not checked yet
Browser extension Not checked yet Not checked yet
API access ✓ ✓
Specs
Readability formulas 3 formulas (best) 2 formulas
Language support English Multilingual
Our review
Pros
  • 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
  • Analyzes PDF, DOC, DOCX files and public webpage URLs
  • Combines two readability formulas with detailed text metrics
  • Offers a free tier and paid access from $16 per month
Cons
  • Analysis is limited to English text
  • The Free plan has a 250-word limit
  • Export and advanced vocabulary tools require paid plans
  • Designed for API workflows rather than a standalone user interface
  • Analysis language options are limited to English and German
  • The Starter plan includes 3,000 atoms per month
Our verdict

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 →

ApyHub Readability Scores Documents API is built for developers adding readability analysis to content review, editorial quality assurance, SEO, or publishing workflows. It accepts uploaded PDF, DOC, and DOCX files, as well as publicly…

Read the review →
  1. Text InspectorReadability Checkers 8.4Free plan · 30-day trial
  2. ApyHub Readability Scores Documents APIReadability Checkers 7.8Free plan

Strengths and trade-offs

  • 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

  • ApyHub Readability Scores Documents API — where it wins

    • Analyzes PDF, DOC, DOCX files and public webpage URLs
    • Combines two readability formulas with detailed text metrics
    • Offers a free tier and paid access from $16 per month

    Where it doesn't

    • Designed for API workflows rather than a standalone user interface
    • Analysis language options are limited to English and German
    • The Starter plan includes 3,000 atoms per month
  • Text Inspector8.4/10 · Free plan · 30-day trial

    A focused English analysis tool with deep vocabulary measures and API access.

    Visit Text InspectorFull verdict →
  • ApyHub Readability Scores Documents API7.8/10 · Free plan

    A developer-focused API for readability scores, text metrics, and time estimates.

    Visit ApyHubFull verdict →

More comparisons

All readability checkers comparisons → · Full ranking →

Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026

Last updated · How we research and update