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Text Case Converter

Convert text between lowercase, UPPERCASE, Title Case, Sentence case, camelCase, PascalCase, snake_case and kebab-case.

100% in your browser — files never uploaded.
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How to use the Text Case Converter

  1. 1
    Use the controls
    Each tool runs entirely in your browser — no uploads.
  2. 2
    Read the output
    Updates live, with errors flagged if input is invalid.
  3. 3
    Copy
    Click Copy to put the result on your clipboard.

About this tool

Programming and writing both have many case conventions. camelCase is JavaScript variable style; PascalCase is class names and TypeScript types; snake_case is Python and SQL; kebab-case is CSS and URLs.

All conversions happen in your browser; no input leaves your device.

Frequently asked questions

Free?
Yes.
Unicode?
Yes.
Browser-only?
Yes.
What's title case?
First letter of each word capitalised.
Mobile?
Yes.

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