Character Frequency Counter
Count how often each character appears in your text. See letter frequency, digit frequency, and more with percentages.
Type or paste text above to see character frequency...
About This Free Online Character Frequency Counter
Our free online character frequency counter analyzes your text and shows how often each character appears. See the complete distribution of letters, digits, punctuation, spaces, and every other character in your text. Each character is shown with its raw count and percentage of the total. Results update in real time and are sorted by frequency (most common first). Perfect for cryptogram solvers, language analysis, data cleaning, and understanding text composition.
Features of Our Character Frequency Counter
- Complete character frequency distribution table
- Count and percentage for every character
- Sorted by frequency — most common characters first
- Total character count and unique character count
- Distinguishes between uppercase and lowercase letters
- Real-time analysis as you type or paste
- 100% private — browser-only processing
How to Use the Character Frequency Counter
The Character Frequency Counter works right in your browser — no signup, no installation. Follow these steps:
- Type or paste your text into the input area — any length is supported.
- View the frequency table below showing each character, its count, and its percentage.
- Characters are sorted from most to least frequent for quick analysis.
- Click Copy to copy the frequency data to your clipboard.
Frequently Asked Questions About Character Frequency Counter
What is character frequency analysis used for?
Character frequency analysis is commonly used in cryptography (solving ciphers), language analysis, data cleaning, content auditing, and understanding text composition. It is also useful for writers who want to check letter distribution or for linguists studying language patterns.
Does it distinguish between uppercase and lowercase?
Yes. "A" and "a" are counted as separate characters, since they have different Unicode code points. If you want case-insensitive analysis, convert your text to lowercase first using our Case Converter tool.
What characters are included in the analysis?
Every character in your text is counted — letters, digits, punctuation marks, spaces, tabs, line breaks, and any Unicode characters including emoji and special symbols.
Why Choose the Character Frequency Counter?
Accurate counting is only useful if it is instant and trustworthy. The Character Frequency Counter updates as you type and runs entirely in your browser, so even long documents are measured in real time and your text is never uploaded, logged, or shared.