Text Case Converter
Paste your text, pick a case style, and get an instantly converted result you can copy with one click.
How to use the text case converter
- Type or paste your text into the input box.
- Click any case button — UPPERCASE, lowercase, Title Case, Sentence case, aLtErNaTiNg CaSe, or Inverse Case.
- The converted text appears instantly in the result box below.
- Click "Copy result" to copy it to your clipboard, ready to paste anywhere.
Why use a case converter?
Retyping text just to fix its capitalization wastes time and often introduces new typos. Writers reformat headlines into Title Case for style guides, developers need consistent lowercase for slugs and identifiers, and social media users like the playful look of aLtErNaTiNg CaSe. This tool handles every common case style instantly, without you needing to manually recapitalize a single letter. Since everything runs in your browser, your text is never uploaded or logged — it's a fast, private way to reformat text for emails, headlines, code, captions, or documents.
What text transformations does this tool support?
You can convert text to UPPERCASE, lowercase, Title Case, Sentence case, aLtErNaTiNg CaSe, and Inverse Case (which flips the case of every letter).
Does converting case change my original text?
No. Your original input stays untouched in the top box — the converted result appears separately below so you can compare and copy it.
Is this case converter free and private?
Yes. It's completely free with no sign-up, and all conversion happens locally in your browser — nothing is uploaded or stored.