Sentiment Analysis Tool

Analyze text sentiment instantly with our free online tool. Detect positive, negative, and neutral emotions in any text or document.

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About This Tool

This free online sentiment analysis tool helps you understand the emotional tone of any text. Simply paste your text or upload a document (TXT, PDF, DOCX) to get instant sentiment analysis results. The tool uses a comprehensive lexicon-based algorithm to analyze words and calculate sentiment scores, providing detailed breakdowns of positive, negative, and neutral sentiment percentages. Perfect for analyzing customer feedback, social media posts, reviews, or any text content. No registration or API keys required - completely free to use.

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How to Use

Paste your text into the text area or upload a document (TXT, PDF, DOCX)
Click the 'Analyze Sentiment' button to process your text
View the detailed sentiment analysis results including overall sentiment, score breakdown, and key emotional words
Use the 'Clear' button to reset and analyze new text

Frequently Asked Questions

Find Quick Answers

How accurate is this sentiment analysis tool?

The tool uses a comprehensive lexicon-based approach with over 6,800 sentiment-labeled words, providing good accuracy for general text analysis. For highly specialized or nuanced text, results may vary.

What file formats are supported for upload?

You can upload TXT, PDF, and DOCX files. The tool will extract text from these documents for sentiment analysis.

Is my text data stored or shared?

No, all analysis happens locally in your browser. Your text is never sent to any server or stored anywhere.

Can I analyze multiple documents at once?

Currently, the tool analyzes one text or document at a time. You can analyze multiple pieces of text sequentially.

What languages does this tool support?

The current version supports English text analysis. Support for additional languages may be added in future updates.

Need to run multiple calculations?

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