About the Text Case Converter
Instantly convert text between uppercase, lowercase, Title Case, camelCase, snake_case, kebab-case, and sentence case. This free online text case converter is a staple for writers, developers, and anyone cleaning up copy — fast and fully private.
Why this tool is useful
- Fix ALL CAPS emails or shouts into normal text.
- Format identifiers for code (camelCase, snake_case, kebab-case).
- Title-case headings and titles consistently.
How it works (client-side)
- Paste your text into the box.
- Click any case button to transform it.
- Copy the result — all conversions run locally.
Frequently asked questions
Which cases are supported?
UPPER, lower, Title, Sentence, camelCase, PascalCase, snake_case, kebab-case, and aLtErNaTiNg.
Does it handle accented characters?
Yes — conversions are unicode-aware via JavaScript's toLocaleLowerCase/toLocaleUpperCase.
Is my text uploaded?
No. Everything happens in your browser.