Free Sentence Counter – Count Sentences Online

Count sentences in your text. See word count, character count, and average words per sentence. Real-time analysis. 100% free.

What Is a Sentence Counter?

A sentence counter analyzes text to count sentences based on sentence-ending punctuation marks (periods, exclamation marks, question marks).

How to Use This Tool

Step 1: Paste Text

Enter or paste your text into the input area.

Step 2: View Stats

See sentence count and additional statistics instantly.

Step 3: Copy Stats

Click to copy all statistics to clipboard.

Statistics Provided

Sentence Detection

This tool counts the following as sentence endings:

• Period (.)
• Question mark (?)
• Exclamation mark (!)

Edge Cases Handled

• Abbreviations (Mr., Dr., etc.) may count as endings
• Multiple punctuation (!!!) counts as one sentence
• Empty sentences are ignored

Average Words Per Sentence

The average words per sentence metric helps assess:

Writing Guidelines

• Academic: 20-25 words average
• Business: 15-20 words average
• Casual/Blog: 10-15 words average
• Children's content: 8-12 words average

Use Cases

Writers

Check sentence variety and length distribution.

Students

Ensure essays meet requirements.

Editors

Analyze readability and flow.

SEO Content

Optimize content for readability.

Example Analysis

Input:

Hello there! This is a sample text. How many sentences are here? Let's find out.

Results:

• Sentences: 4
• Words: 15
• Characters: 79
• Avg Words/Sentence: 3.75

Technical Details

How It Works

Text is split by ., !, and ?. Empty results are filtered out.

Browser-Based

All processing happens locally.

Frequently Asked Questions

Does it count abbreviations as sentences?

"Mr." or "Dr." may be counted as sentence endings.

What about ellipsis (...)?

Counts as one sentence ending.

Is my data secure?

Yes. All processing is client-side.