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How to Change Text Case Quickly

To change text case, paste it into a case converter and pick UPPERCASE, lowercase, Title Case or Sentence case. It rewrites the text instantly so you never retype.

Last updated: 2026-07-17

How to convert

  • Paste your text into the Case Converter.
  • Choose the case you want and copy the result.

The cases explained

  • UPPERCASE — every letter capital, for emphasis or headings.
  • lowercase — every letter small, for tags, usernames or a calm tone.
  • Title Case — Capitalises The Main Words, for headlines and titles.
  • Sentence case — Capitalises only the first word and proper nouns, like normal writing.

Where this saves time

Fixing text someone typed with Caps Lock on, standardising a list of headings, formatting titles for a CMS, or cleaning up data pasted from another system — all without deleting and retyping.

Private

The conversion runs in your browser; nothing is uploaded.

Frequently asked questions

What's the difference between Title Case and Sentence case?

Title Case capitalises the significant words in a heading; Sentence case capitalises only the first word and proper nouns, like an ordinary sentence.

Can I undo a conversion?

Your original stays until you replace it — just re-paste the source text, or pick a different case, since the tool transforms from what's in the box.

Tools used in this guide

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