Free Sentence Counter
Count sentences and average sentence length.
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Sentences
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Words
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Avg words / sentence
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Avg sentence chars
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How to use the Sentence Counter
- 1Paste your text.
- 2See the number of sentences and average words per sentence.
- 3Adjust your writing for better readability.
Features
- Sentence detection via ., !, ?
- Average sentence length
- Longest sentence highlight
- Instant results
Frequently Asked Questions
How are sentences detected?
Text is split at sentence-ending punctuation (. ! ?) followed by a space or end of text. Abbreviations can occasionally cause extra splits.
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About the Sentence Counter
Count sentences and see the average words per sentence — handy for improving readability. The Sentence Counter runs entirely in your browser — your data is processed locally and never uploaded to a server. Explore more Text tools or browse all free online tools.