Case Converter

Change the letter case of any text with one click.

How to use the Case Converter

  1. Paste your text into the box.
  2. Click the case you want.
  3. Copy the converted text.

Available formats

  • UPPERCASE – ALL LETTERS CAPITALISED
  • lowercase – all letters small
  • Title Case – Every Word Capitalised
  • Sentence case – First letter of each sentence capitalised
  • camelCase, snake_case, kebab-case – common naming styles in programming

Frequently asked questions

Does it work with accented letters?

Yes. Conversion uses your browser’s Unicode-aware case rules.

Guides & articles

✍️ Text Title Case vs Sentence Case: When to Use Each Should headings be in Title Case or Sentence case? Learn the rules for each, which style guides prefer which, and how to apply them consistently. 31 October 2026 · 2 min read

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