Case Converter

Convert text to uppercase, lowercase, title case, sentence case and more with our free online case converter tool. Perfect for writers, developers and SEO professionals.

Characters: 0 | Words: 0 | Line: 0

Cleans multiple spaces, tabs and newlines

Key Features of Case Converter

Upper Case

Converts every letter in your text to capital letters.

Example: THIS IS UPPER CASE
Lower Case

Transforms all characters into small, non-capital letters.

Example: this is lower case
Title Case

Capitalizes the first letter of every major word for headings.

Example: This Is Title Case
Sentence Case

Capitalizes only the first letter of each sentence.

Example: This is sentence case
Alternate Case

Switches between lowercase and uppercase for a "shuffled" look.

Example: tHiS iS aLtErNaTe CaSe
Inverse Case

Flips the current case of every letter (Upper to Lower and vice versa).

Example: tHIS IS iNVERSE cASE
🐫
Camle Case

Join words without spaces and capitalize each new word.

Example: thisIsCamelCase
🐍
Snake Case

Replace spaces with underscores and convert text to lowercase.

Example: this_is_snake_case
How to Use the Case Converter
  • 1 Paste your text into the input box above
  • 2 Select your desired case from the options provided (e.g., UPPERCASE, Lowercase, Title Case).
  • 3 Check Optional settings Remove Extra Spaces - if you want to remove multiple spaces and line and include `<p>` tags - if you want to wrap each paragraph in p tag for web formatting.
  • 4 Click Convert Text button to see the transformation instantly.
  • 5 Copy to Clipboard and use your formatted text anywhere.
Why Use Case Converter?
Save time by converting text instantly
Improve readability and formatting
Fix accidental CAPS LOCK and manual formatting errors
Social Media Formatting
Works directly in your browser
Frequently Asked Questions
What is a Case Converter?

A Case Converter is a free web utility that allows you to instantly change the capitalization of your text. Whether you need to fix a "CAPS LOCK" mistake, format a title for a blog post, or prepare code-friendly strings like camelCase or snake_case, this tool handles it in one click.

Does this tool save my data?

No, we value your privacy. All text processing happens locally in your browser via JavaScript; your data never touches our servers.

Can I convert large blocks of text?

Yes! Our converter easily handles long-form articles, essays, and massive code blocks without slowing down. You can also use our Maximize Screen option to expand the editor into a full-screen view for easy reading and editing.

What is the difference between Title Case and Capitalized Case?

Title Case often ignores small words like "a," "an," and "the" in the middle of a sentence, whereas Capitalized Case typically capitalizes every single word.

Explore More Text Tools