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Text Case Converter Online

Switch any text between eight casing styles instantly: UPPERCASE, lowercase, Title Case, Sentence case, camelCase, PascalCase, snake_case and kebab-case.

Names in code follow strict conventions — userProfile in JavaScript, user_profile in Python, user-profile in CSS classes. Retyping text to match a naming style is slow and error-prone; a text case converter does it in one click.

The eight cases explained

How to convert text case

Paste or type your text into the input area, then click the style you need. The converted result appears immediately below and can be copied with one button. Whether you are normalising a dataset, renaming variables or cleaning up a headline, the right case is one click away.

Why naming conventions matter

Consistent casing makes code predictable: you can guess that getUserData is a function and USER_DATA a constant. A converter keeps your codebase, database schema and commit-friendly file names uniform without manual retyping.

Try it now — free & private

Open the tool in the main app or read the full guide. Your data never leaves your browser.