Case Converter Tool – Free Online Text Case Changer

Transform your text between multiple case formats instantly with this free online case converter. Convert to UPPERCASE, lowercase, Title Case, Sentence case, camelCase, PascalCase, snake_case, kebab-case and more. Perfect for developers, writers, and content creators who need to quickly reformat text.

Select Case Format

How to Use the Case Converter

Available formats:

  • UPPER CASEAll characters uppercase
  • lower caseAll characters lowercase
  • Title CaseFirst letter of each word capitalized
  • Sentence caseFirst letter of each sentence capitalized
  • camelCaseWords joined, first lowercase, subsequent uppercase
  • PascalCaseWords joined, all first letters uppercase
  • snake_caseWords joined with underscores, all lowercase
  • kebab-caseWords joined with hyphens, all lowercase
  • aLtErNaTiNgAlternating lowercase and uppercase characters
  • iNVERSE cASESwaps the case of every character

How to use:

  1. Paste or type your text into the Input area.
  2. Select the desired case format from the buttons above.
  3. The converted text appears instantly in the Output area.
  4. Use Copy to copy the result or Clear to reset.