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Text & Writing · Free online tool

Text Case Converter

Convert text to uppercase, lowercase, title case or sentence case.

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Ready to use Processes locally in your browser
Converted text
No upload is required for these text tools.

How to use Text Case Converter

Choose your desired case mode. Title and sentence case are lightweight transformations and may require editorial review for names.

  1. Type or paste your input into the editor.
  2. Adjust available options, then choose Convert Case.
  3. Review the result and copy or download it if useful.

Who is this tool for?

Students, developers, designers and anyone who works with text & writing can use this tool to quickly test concepts without installing a full development environment.

Privacy and safety

Processing for this tool happens inside your browser, and CodingPremise does not receive the text you enter through a server-side processing endpoint. Your browser may still contact our hosting service to load this page. Avoid pasting passwords, private API credentials, or other sensitive information into websites you do not control.