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Sentence Counter

Count sentences, words, and average sentence length.

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Sentences
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Words
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Avg Words
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Characters

What Is a Sentence Counter?

The Sentence Counter counts sentences, words, characters, and average sentence length in your text. It is a great companion for improving readability, since very long sentences make text harder to follow. This free online text tool is useful for sentence counter, sentence count checker, average sentence length. Common use cases include readability checks, essays, articles, SEO content, and writing analysis. It works directly in the browser, making it convenient for quick writing, editing, content, development, and data-preparation tasks without requiring a separate application.

How to Use This Sentence Counter

  1. 1
    Paste your textEnter the content you want to analyze into the text area.
  2. 2
    Review live statisticsThe tool updates the relevant counts automatically as you edit the text.
  3. 3
    Check the metric you needUse words, characters, letters, sentences, paragraphs, or lines depending on your goal.
  4. 4
    Compare against a limitUse the count to shorten, expand, or restructure your content when a platform or assignment has a requirement.
  5. 5
    Copy or edit the originalKeep the input available while making changes and checking the updated statistics.

Frequently Asked Questions

Sentences are counted wherever periods, exclamation marks, or question marks end a clause.
Around 15–20 words per sentence is generally considered comfortable to read.
Very occasionally, such as with 'Dr.' or 'e.g.', but the total is still a reliable estimate.

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