Text Tools

Count words, characters, and lines in pasted text.

Convert text between 9 case formats — UPPERCASE, lowercase, Title Case, Sentence case, camelCase, PascalCase, snake_case, CONSTANT_CASE, kebab-case.

Create a clean URL slug from a title or phrase.

Remove exact duplicate lines while preserving the first occurrence and original order.

Sort text lines alphabetically with common options.

Trim extra whitespace from text lines.

Replace every match in pasted text with a case-sensitive toggle and instant match count.

Compare two text blocks and see additions, deletions, and changes — switchable between line, word, and character granularity.

Generate placeholder words, sentences, or paragraphs.

Write Markdown and see the rendered HTML update live, then export or print to PDF.

Generate a Markdown table of contents — GitHub / GitLab / plain slugs, configurable depth, auto-dedup.

Save a running history of snippets with search, pinning, and one-click copy — stored locally only.

Convert Chinese text between Simplified and Traditional scripts and render Pinyin with tone marks, numbers, or plain.