Case Converter

Convert text between UPPER, lower, Title, Sentence, camel, snake, kebab and other cases. 🔒 Runs in your browser

Output

How to use the Case Converter

  1. Paste your text in the Input box, drop a file on it, or click "Example" to try it.
  2. Adjust the options (convert to) to fit your needs.
  3. The output updates instantly as you type.
  4. Click Copy or Download. Use "Use as input" to chain another operation.

About this tool

Convert text between UPPER, lower, Title, Sentence, camel, snake, kebab and other cases. It is part of the free Case Converters collection on Online Tools Harbor. Everything happens locally in your browser, so it is fast and private.

Frequently asked questions

Is the Case Converter free?

Yes. The Case Converter is completely free to use, with no sign-up and no limits on normal use.

Is my data safe?

Yes. This tool runs entirely in your web browser using JavaScript. Your text is never uploaded to our servers.

Is there a size limit?

There is no fixed limit: it depends on your device. Several megabytes of text are processed in a fraction of a second on most computers.

Does it work on mobile?

Yes, it works in any modern browser on phones, tablets and computers. No app to install.

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Uppercase ConverterConvert text to UPPERCASE (all capital letters).Lowercase ConverterConvert text to lowercase letters.Title Case ConverterCapitalize the first letter of each important word, like a headline.Sentence Case ConverterCapitalize only the first letter of each sentence.camelCase ConverterConvert words or phrases to camelCase for variable names.PascalCase ConverterConvert text to PascalCase for class and component names.snake_case ConverterConvert text to snake_case for Python, databases and APIs.kebab-case ConverterConvert text to kebab-case for URLs and CSS classes.CONSTANT_CASE ConverterConvert text to SCREAMING_SNAKE_CASE for constants and env vars.