Frequency Analyzer

Analyze the frequency of words, letters, and characters in your text with detailed statistics and visualizations.

Word Frequency Analysis

Enter some text to see word frequency analysis

How to Use the Frequency Analyzer

Getting Started

  1. Paste or type your text in the input area
  2. Choose your analysis options (case sensitivity, word filters)
  3. Switch between Word, Letter, and Character frequency tabs
  4. View detailed frequency statistics and visual histograms
  5. Export results as CSV or copy formatted data

Analysis Options

  • Case Sensitive: Treat "Word" and "word" as different
  • Exclude Common Words: Filter out frequent stop words
  • Minimum Word Length: Ignore very short words
  • Sort Order: Most or least frequent first

Understanding Frequency Analysis

Word Frequency

Reveals the most commonly used words in your text. Useful for identifying themes, keyword density, and content focus. Great for SEO analysis and content optimization.

Letter Frequency

Compares your text's letter distribution to standard English patterns. Valuable for linguistic analysis, language detection, and cryptographic applications.

Character Frequency

Analyzes all characters including punctuation, spaces, and special symbols. Helpful for formatting analysis and understanding text structure patterns.

Common Use Cases

Content & SEO Analysis

Analyze keyword density, identify overused terms, discover content themes, and optimize for search engines. Perfect for bloggers, marketers, and content creators.

Academic Research

Study linguistic patterns, compare writing styles, analyze literature, and conduct text mining research. Valuable for linguistics, literature, and digital humanities.

Language Learning

Understand letter patterns in different languages, analyze text complexity, and study vocabulary distribution. Helpful for language teachers and learners.

Cryptography & Security

Perform frequency analysis on encrypted text, study cipher patterns, and analyze text for cryptographic applications. Essential for security researchers.

Frequently Asked Questions

What types of frequency analysis does this tool provide?

Our frequency analyzer provides three types of analysis: Word Frequency (analyzing how often words appear), Letter Frequency (comparing letter distribution to expected English frequencies), and Character Frequency (including all characters like punctuation and spaces). Each analysis includes visual histograms and detailed statistics.

How is letter frequency analysis useful?

Letter frequency analysis is valuable for linguistics, cryptography, and language learning. It shows how your text compares to typical English letter distribution patterns. For example, 'E' typically appears in 12.7% of English text. Significant deviations might indicate the text is in another language, uses technical terminology, or has been encrypted.

What are common words and why can I exclude them?

Common words (also called 'stop words') are frequently used words like 'the', 'and', 'is', 'to', etc. These words often don't carry much meaning on their own. Excluding them helps highlight the more meaningful, content-specific words in your text, which is especially useful for content analysis, SEO keyword research, and understanding text themes.

Can I analyze text in languages other than English?

Yes, the tool works with any text, but the expected letter frequencies are based on English. For other languages, you can still get accurate word and character frequency counts, but the letter frequency comparison will be less meaningful. The tool is particularly useful for comparing texts within the same language.

How do I interpret the frequency percentages?

Frequency percentages show what portion of the total that item represents. For example, if a word has 5% frequency, it means it accounts for 5 out of every 100 words in your text. Higher percentages indicate more common elements. The visual bars help you quickly compare relative frequencies between different items.

What file formats can I export the results to?

You can export frequency analysis results as CSV files, which can be opened in Excel, Google Sheets, or any spreadsheet application. The CSV includes all the statistical data: item names, counts, percentages, and rankings. You can also copy the formatted results as plain text for easy sharing or further analysis.

Why might my letter frequencies differ from expected English frequencies?

Letter frequencies can vary based on text type and content. Technical documents might have more numbers and technical terms, poetry might favor certain sounds, and proper nouns can skew the distribution. Large deviations might indicate: specialized vocabulary, non-English text, names and proper nouns, or intentionally stylized writing.

How can I use this tool for SEO and content analysis?

For SEO, use word frequency analysis to: identify your most used keywords, find overused terms that might indicate keyword stuffing, discover related terms you could incorporate, and ensure balanced keyword distribution. The tool helps you understand your content's focus and optimize keyword density naturally.

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