🔡 Case Converter
Convert text to UPPERCASE, lowercase, Title Case, Sentence case, and more. Free online case converter.
How to Use the Free Case Converter
Our free case converter lets you instantly transform text between different letter cases. Simply paste your text and click the desired case style — uppercase, lowercase, Title Case, Sentence case, camelCase, or toggle case.
This online text case converter is perfect for writers, developers, and content creators who need to quickly reformat text. All processing happens locally in your browser for complete privacy.
Popular Use Cases
- Formatting titles and headings for SEO.
- Converting code variable names to camelCase.
- Fixing accidentally typed text with caps lock on.
- Preparing content for social media posts.
More text tools: Word Counter, Character Counter, and Text Reverser.
Frequently Asked Questions
Is this case converter free to use?
Yes, completely free. There are no hidden charges, no account sign-ups, and no usage limits. You can convert as much text as you like, as often as you need.
What does a case converter do?
A case converter changes the capitalization of your text. You can switch between UPPERCASE, lowercase, Title Case, Sentence case, and alternating case with a single click, instead of retyping or manually fixing each letter.
Can I convert case in Python or Java instead of using this tool?
Yes. In Python you can use string methods like .upper(), .lower(), and .title(), and in Java you can use toUpperCase() and toLowerCase(). That works well if you're already writing code, but this tool is much faster for quick one-off text since you don't need to write or run any code.
Does this tool store or save my text?
No. Your text is processed entirely in your browser. It's never sent to a server, logged, or stored anywhere. Once you close the page, your text is gone.
What case formats are supported?
This tool supports five formats: UPPERCASE, lowercase, Title Case, Sentence case, and alternating case (aLtErNaTe CaSe). Just pick the one you need and click Convert.