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Text Case Converter — Upper, Lower, Title & More

Convert text to upper, lower, title, sentence or camel case

Options

Text to Convert

Ctrl/⌘+S or Ctrl/⌘+Enter to run

Features

  • Upper / lower / title case
  • Sentence & camel case
  • Copy result
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This tool runs on your device — your files and inputs never go anywhere.

How to Use Case Converter

Convert text to upper, lower, title, sentence or camel case No signup, and nothing gets uploaded for most use.

  1. 1

    Paste your text, URL, or value into the input field.

  2. 2

    Select the options you want to apply.

  3. 3

    Run the tool to see results instantly.

  4. 4

    Copy or download the output.

Why you might like it

  • Nothing to upload — the work happens on your device.
  • Free with no signup, no watermarks, and no daily limits.
  • Works in any modern browser on any device — nothing to install.
  • Usually done in a few seconds, so it doesn't get in your way.
Try Case Converter

Frequently Asked Questions

Which cases can I convert between?▾

UPPERCASE, lowercase, Title Case, Sentence case, camelCase, snake_case and kebab-case, among others - each conversion applies instantly to pasted text.

Will formatting like line breaks be preserved?▾

Yes. Only letter casing changes; spacing, punctuation and paragraph structure stay exactly as provided.

Can I convert a whole book chapter at once?▾

Yes. There is no practical size limit - conversions run client-side quickly even for long documents.

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