Count Unicode Characters

Unicode code points are the actual characters in the Unicode standard (like A, emoji, or Chinese characters). UTF-16 code units are how these characters are stored in memory – most characters use one code unit, but some (like most emojis) require two. This tool shows both counts to help you understand encoding differences.

Absolutely. All Unicode character counting and analysis happens entirely in your browser using client-side JavaScript. Your text never leaves your device, is never uploaded to any server, and is never stored. This ensures complete privacy and security for sensitive text.

Yes, this Unicode character counter is completely free with no registration required, no hidden fees, and no usage limits. Analyze as much text as you need.

Once the page is loaded, the tool works entirely offline. All character counting and analysis happens locally in your browser without requiring an internet connection.

Emojis and other complex Unicode characters can be composed of multiple code points or require multiple UTF-16 code units. This tool breaks down these different counting methods so you can see exactly how characters are represented in various encoding schemes.

Grapheme clusters are what humans perceive as single characters, even when they’re composed of multiple Unicode code points. For example, an emoji with a skin tone modifier is one grapheme cluster but multiple code points. This tool helps identify these complex characters.

Yes! The tool fully supports all Unicode languages including Latin, Cyrillic, Greek, Arabic, Hebrew, Chinese, Japanese, Korean, Thai, emoji, and thousands of other scripts and symbols from the complete Unicode character set.

Character frequency analysis shows how many times each unique character appears in your text. This is useful for cryptanalysis, data compression analysis, character set optimization, and understanding text patterns in internationalization projects.

There’s no strict limit, but very large texts (over 100,000 characters) may take a moment to process. The tool is optimized for typical use cases like analyzing paragraphs, documents, or user input validation.

UTF-8 byte count is crucial for database storage, API limits, network transmission, and bandwidth calculations. Many systems impose limits based on byte size rather than character count, making this metric essential for developers working with international text.