Toolweb

Change text case

Convert uppercase, lowercase, title, camel, snake and kebab case.

Processed only in this browser
Input and settings
Processing options

Input and results are processed in this browser, without saving them to a server, URL or persistent browser storage. Clipboard content and downloaded files may remain on your device.

How to use this tool

  1. Enter prose or a word list.
  2. Choose a title, sentence or identifier style.
  3. Review and copy the result, or move it into the input for another transformation.

Make title capitalization consistent

Input and settings
hello WORLD
Result
Hello World

This is the Title Case result.

Processing rules and reading the result

Uppercase/lowercase use JavaScript Unicode case conversion. Title mode capitalizes words; sentence mode capitalizes sentence starts. Identifier styles join letter/digit groups.

Limits and checks before use

Up to 500,000 characters. English articles, proper names and brand spelling are not interpreted, and reserved words are not checked. Hangul has no English-style letter case.

Common questions

Does snake_case preserve punctuation?

Identifier modes replace punctuation/whitespace boundaries with the chosen separator. Keep the original before using the result.

Standards and references

Reviewed and updated · Toolweb

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