Case Swap – Change Text Case Online

This tool swaps the case of every letter in your text: uppercase becomes lowercase and lowercase becomes uppercase. It is useful for fixing badly formatted text, experimenting with styles, or quickly cleaning up copy-pasted content.

How to Use

1. Paste or type your text into the input field.
2. Click the button to swap letter case.
3. Copy the updated text with one click.

When it Helps

• Fixing accidental CAPS LOCK text.
• Making mixed-case or stylized text versions.
• Cleaning up inconsistent casing in documents.

FAQ

Does the tool change numbers or symbols?

No, only alphabetic characters are affected. Numbers and symbols stay the same.

Can I use it for long texts?

Yes, you can paste large blocks of text. The swap happens instantly in your browser.

Do I need an account?

No registration is required. Open the page, paste your text and use it right away.