Change Text Case Online
Need to convert text to uppercase, lowercase, sentence case, or title case? This tool lets you change text case instantly without manual editing.
Paste your text, pick a case style, and copy the formatted output.
Input Text
Formatted Text
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Try It in 30 Seconds
Paste the text you want to reformat.
Choose a case style from the Text Case dropdown.
Click Format Text and copy the result.
Examples
Example 1
Input
This is a sample sentence.
Output
THIS IS A SAMPLE SENTENCE.
Example 2
Input
this is a heading
Output
This Is A Heading
Example 3
Input
already UPPER and lower
Output
ALREADY UPPER AND LOWER
How It Works
Paste your text into the input box.
Select uppercase, lowercase, sentence case, or title case.
Copy the formatted text into your document or editor.
Common Sources
Frequently Asked Questions
What case options are available?
You can convert to uppercase, lowercase, sentence case, or capitalize each word (title case).
Does this fix mixed-case text?
Yes. The converter applies the selected case consistently across your text.
Does it change punctuation or line breaks?
No. Only capitalization changes unless you enable other formatting options.
Can I create URL slugs here?
Yes. Use the Convert to URL Slug option in the formatting controls.
Does it work on multi-line text?
Yes. It applies the selected case across all lines.