Private
Text conversion runs locally in your browser.
Text Case Converter
Convert text to uppercase, lowercase, title case, sentence case, capitalized case, or URL-friendly slug case instantly.
Use cases
Convert text for titles, posts, URLs, and notes
This text converter is useful for headings, social captions, spreadsheet cleanup, filenames, and quick editing work.
Fast cleanup
Switch between common text cases with one click.
Slug maker
Create simple URL slugs from headings and phrases.
Text case converter FAQ
Does my text leave the browser?
No. The conversion is handled by browser JavaScript on your device.
What is slug case?
Slug case turns text into lowercase words separated by hyphens, often used in URLs and filenames.