Letter & Character Frequency

Analyze the frequency of each letter and character in your text

Enter text to analyze

Start typing or paste text above to see a full analysis of your text - character frequency, word stats, reading time, and more.

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What is Letter & Character Frequency?

Free online letter & character frequency to analyze the frequency of every letter and character in your text.

See a breakdown of how often each character appears, sorted by frequency, with percentages and a visual bar chart. Useful for cryptography analysis, linguistics research, writing analysis, and understanding character distribution in any text. Supports case-sensitive and case-insensitive modes. No signup required.

How to Use Letter & Character Frequency

1Paste or type your text into the input area
2View the character frequency table sorted by most common
3Toggle case sensitivity and character type filters
4See the visual bar chart showing character distribution

Frequently Asked Questions

Letter frequency analysis counts how often each letter appears in a text. In English, the most common letter is 'E' (about 13%), followed by 'T', 'A', 'O', 'I', 'N', and 'S'. This analysis is used in cryptography, linguistics, and understanding writing patterns.

Yes. The tool counts all characters including letters, numbers, punctuation marks, spaces, and special characters. You can toggle between showing all characters or only letters.

Yes. By default, the analysis is case-insensitive (A and a are counted together). You can switch to case-sensitive mode to count uppercase and lowercase letters separately.

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