Text Inspector

C tier on Readability CheckersScore 6.7 · #5 of 25

Android app: Not listed
Free plan: Yes
Runs on: api, Web

textinspector.com

Summary

Text Inspector analyzes English text and reports difficulty, readability, lexical diversity, and CEFR levels. Its overall difficulty score is based on more than 200 metrics, and its CEFR Level Checker assigns levels to individual words with information about their commonness and difficulty. Listed tools include Statistics and Readability, Lexical Diversity, Scorecard, Tagger, EVP, BNC, COCA, Academic Word List and Phrases, Knowledge-Based Vocabulary Lists, and Metadiscourse Markers. The API lets people and organizations add Text Inspector analysis and scoring to their own products. The maker identifies language professionals, academics, and students as users, including people preparing teaching materials or tests and evaluating student work. English is fully supported; other languages may receive limited statistics or lexical-diversity information. The free plan covers 250 words, with data automatically deleted after six hours. The Organisation plan allows up to 13,000 words, the largest stated limit, and is listed at £59.76 monthly or £358.56 yearly. Standard is listed at £9.96 monthly or £59.76 yearly; API access starts from £360 per year, with 30 days to test free of charge.

Who it is for

Text Inspector suits language professionals, academics, and students analyzing English writing or preparing teaching materials and tests. Its API may suit organizations that want to add its analysis and scoring to their own tools.

What is good

Reports readability, lexical diversity, and CEFR levels.
Overall difficulty score uses more than 200 metrics.
Free plan covers 250 words.
API access is available.
Analysis data and private URLs are deleted after six hours.

What to know first

English is the only fully supported language.
The free plan has a 250-word limit.
The largest stated limit is 13,000 words.
Personal data may remain in EEA storage while an account exists.

Verdict

Text Inspector combines text analysis, vocabulary tools, and API access, with a free plan for shorter analyses. Consider its English focus and word limits when choosing a plan.

Text Inspector plans and pricing

All plans

Free Free 250 words · automatically deletes data after 6 hours textinspector.com · 30 Sept 2026

Standard Not published £9.96 monthly / £59.76 yearly 10,000 words · data export · English Vocabulary Profile, Academic Word List and Scorecard · automatic deletion after 6 hours · manual data clearing textinspector.com · 30 Sept 2026

Organisation Not published £59.76 monthly / £358.56 yearly Up to 10 people · 13,000 words · data export · English Vocabulary Profile, Academic Word List and Scorecard · automatic deletion after 6 hours · manual data clearing textinspector.com · 30 Sept 2026

API access Not published from £360 per year; 30 days to test free of charge Full API access for use in your own applications textinspector.com · 30 Sept 2026

Compared on readability checkers

Free plan: Yestextinspector.com

Facts

Purpose: Text Inspector analyses English texts and reports difficulty, readability, lexical diversity and CEFR levels.textinspector.com · 30 Sept 2026
Metrics: The product says it provides an overall difficulty score based on more than 200 metrics.textinspector.com · 30 Sept 2026
CEFR analysis: Its CEFR Level Checker provides a CEFR level for individual words, including their commonness and difficulty.textinspector.com · 30 Sept 2026
Included tools: Listed tools include Statistics and Readability, Lexical Diversity, Scorecard, Tagger, EVP, BNC, COCA, Academic Word List and Phrases, Knowledge-Based Vocabulary Lists, and Metadiscourse Markers.textinspector.com · 30 Sept 2026
API integrations: The API lets people and organisations incorporate Text Inspector analysis and scoring into their own tools and products.textinspector.com · 30 Sept 2026
Intended users: The maker describes the tool as useful for language professionals, academics and students, including preparing teaching materials, tests and evaluating student work.textinspector.com · 30 Sept 2026
Language support: Text Inspector fully supports English texts; it may provide limited statistics or lexical diversity information for other languages.textinspector.com · 30 Sept 2026
Text size limit: The FAQ says the Organisation subscription's 13,000-word limit is currently the largest available because of server restraints.textinspector.com · 30 Sept 2026
Data retention: The FAQ says analysis data is cleared from the website after six hours and each analysis has a private URL that is deleted from the servers after that time.textinspector.com · 30 Sept 2026
Privacy and storage: The privacy policy says personal data is stored in the EEA for as long as the user has an account, and that users can delete their account at any time.textinspector.com · 30 Sept 2026
Support: The maker directs users with questions or issues to its help team by email at [email protected].textinspector.com · 30 Sept 2026
Company: The pricing page identifies Weblingua Ltd as the company behind Text Inspector and gives its England and Wales registration number as 11275226.textinspector.com · 30 Sept 2026