How does it detect sentences?

The tool uses punctuation analysis to detect sentence boundaries. It recognizes periods, question marks, and exclamation marks as sentence endings.

Does it handle abbreviations correctly?

The tool uses heuristics to distinguish between sentence-ending periods and abbreviation periods, though edge cases may occur.

What's a good average sentence length?

For general readability, aim for 15-20 words per sentence. Academic writing may use longer sentences, while web content benefits from shorter ones.

Sentence Counter

Count the number of sentences in your text.

By Mike Starr·Last reviewed: August 2026

0Sentences

0Words

0Avg Words/Sent

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About Sentence Counter

The Sentence Counter accurately counts sentences in your text by analyzing punctuation patterns. It recognizes sentence-ending punctuation including periods, exclamation marks, and question marks while handling abbreviations and decimal numbers intelligently.

How to Use This Tool

1Paste or type your text into the input area.
2Sentence count updates automatically in real-time.
3View average words per sentence for readability.
4Use the stats to improve your writing clarity.

Benefits of This Tool

Accurate sentence detection with smart punctuation handling

Shows average sentence length for readability analysis

Helps improve writing clarity and flow

Essential for academic and professional writing

Frequently Asked Questions

Glossary

Sentence Length

The number of words in a single sentence, used as a readability indicator.

Readability Score

A numeric measure of how easy or difficult a text is to read.

Transition Words

Words or phrases that link ideas and guide readers through a piece of writing.

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