Sentence Counter: Free Online Content Structure Analyzer
Analyze your text structure instantly. Count sentences, words, characters, and paragraphs in real-time.
The Ultimate Real-time Sentence Counter and Text Analyzer
Our Sentence Counter is a professional, free online content structure analyzer designed for writers, students, and editors. This tool provides an accurate, real-time sentence count, alongside vital metrics for word count, character count, and paragraph count. Knowing the exact number of sentences is crucial for ensuring readability, flow, and structural integrity in academic essays, marketing copy, and long-form articles.
The text analysis includes an estimated reading time to help you gauge the length and required attention span for your content. Use this tool before submitting any document to verify structural requirements. For fixing issues like extra spacing, check out our companion Text Cleaner Tool, or for deep analysis, use the specialized Text Statistics Analyzer.
Quick Guide: Real-time Sentence Count and Analysis
- Input: Paste your document into the text box or upload a .txt file.
- Analyze: The entire dashboard updates in real-time as you type or paste, providing instant feedback on all your text metrics.
- Metrics: Check the Sentence Count (based on terminal punctuation) and the reading time to confirm content structure and flow.
- Export: Click "Copy Text" to grab your analyzed content for use elsewhere.
Frequently Asked Questions
We count a sentence based on the presence of terminal punctuation marks: periods (.), exclamation points (!), and question marks (?), provided they are followed by a space or the end of the line. This standard algorithm is highly accurate for calculating the structural units of your prose.
Yes, the Characters count includes all characters, including spaces and punctuation. This is the standard, accurate metric for most technical character limits, such as those imposed by social media platforms or SMS messaging services.
The estimated reading time is calculated based on the total word count and an average reading speed of 200 words per minute. This is the industry-standard rate for general adult reading comprehension and provides a highly reliable estimate for planning your content's required attention span.