Text case converter
Change letter case or convert names to camelCase, PascalCase, snake_case and other common identifier styles, including Unicode text.
Count characters, words, lines, paragraphs and UTF-8 bytes as you type, with support for combined characters and emoji.
Updates as you type or change an option
Count characters, words, lines, paragraphs and UTF-8 bytes as you type, with support for combined characters and emoji.
Paste text or open a UTF-8 file. Character counts use visible grapheme clusters, so combining accents and joined emoji are counted as complete characters rather than separate code units.
Word segmentation follows the current language. Blank lines separate paragraphs, and line counts include a trailing empty line. UTF-8 bytes measure encoded size rather than text length. Input limit: 2 MiB.
Change letter case or convert names to camelCase, PascalCase, snake_case and other common identifier styles, including Unicode text.
Remove duplicate or blank lines, trim whitespace, sort naturally and add a prefix or suffix to every line, with instant preview.
Compare two texts line by line, see added and removed content with line numbers, and download the differences.
Replace literal text with a live result, match count, case sensitivity and whole-word matching, then copy or download it.
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