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Is this text right for your learners?

Paste an English passage to see an estimated CEFR level, difficult vocabulary, and learner-level suitability. Analysis runs in your browser.

CEFR classifications are estimates, not official certification.

The interactive checker could not load. Run npm run build, then open dist/index.html (not the index.html in this folder). If you uploaded the app, upload the files inside dist and refresh the page.