Word & Character Counter

Count characters, CJK characters, words, lines, paragraphs, sentences and bytes in real time, and estimate the reading time.

More tools

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Case & Naming Converter

Switch between UPPER, lower, Title, Sentence, camelCase, PascalCase, snake_case, kebab-case, CONSTANT_CASE and dot.case in one click, for identifiers and text cleanup.

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Line Tools (Dedupe / Sort)

Process text line by line: remove duplicates, sort ascending / descending / numerically, reverse, shuffle, drop blank lines, trim, number lines, add prefixes and suffixes.

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Markdown Preview & HTML Converter

Live Markdown preview with GFM tables, task lists and code blocks, plus one-click copy or download of the generated HTML. The preview is sanitized.

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JSON Formatter

Format, minify, validate and escape JSON. Big numbers keep their precision, nested JSON strings can be expanded, and errors point to the exact line and column.