Uppercase converter
Convert lowercase, sentence case, or mixed-case text into uppercase instantly in your browser.
When to use uppercase
Uppercase conversion is useful for short labels, headings, codes, spreadsheet cleanup, and text that must follow a fixed style.
How to convert text to uppercase
- Open the Text Cleaner.
- Paste your text into the input box.
- Click UPPERCASE.
- Copy the converted result.
Tip
For long paragraphs, sentence case is usually more readable. Use uppercase mainly for short pieces of text.