Free text tool
Case Converter
Convert text between uppercase, lowercase, title case, sentence case, camelCase, PascalCase, snake_case, kebab-case, and CONSTANT_CASE. Everything runs locally in your browser.
Privacy note: your text stays in your browser. Useful for titles, filenames, code identifiers, product names, social captions, and spreadsheet cleanup.
Fast online case converter
Paste text once and switch formats instantly. Use title case for headings, sentence case for clean paragraphs, snake_case or kebab-case for filenames and URLs, and camelCase or PascalCase for code-style names.
Common case formats
- Title Case: good for article titles, product names, and headings.
- Sentence case: good for plain readable copy.
- snake_case / kebab-case: good for filenames, slugs, tags, variables, and exports.
- camelCase / PascalCase: good for code identifiers and labels.
Is my text uploaded?
No. The conversion happens locally on this page. TinyToolbox does not need to store or upload your pasted text.