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Online uppercase text converter
Quickly convert any text to uppercase while preserving accents and special characters.
Uppercase converter
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Text guide
What does this tool do?
It quickly converts lowercase and mixed-case text to uppercase without interpreting the content or changing its meaning.
Why convert text to uppercase?
It can help with headings, highlighted text, data normalization, documents, programming and text processing.
Are numbers or symbols changed?
Numbers, punctuation, spaces and symbols remain unchanged. Only letters with an uppercase form are converted.
Special character compatibility
The conversion uses Unicode and correctly handles accents, ñ, ç, ü, ß and other language characters.
Frequently asked questions
Questions about uppercase text
How do I convert text to uppercase?
Type or paste your text and select Convert to uppercase. The result also updates as you type.
Are accents preserved?
Yes. Accents and other Unicode characters are converted according to their language rules.
Are numbers and symbols changed?
No. Numbers, punctuation and symbols have no uppercase form and remain unchanged.
Can I convert long texts?
Yes, with a reasonable limit to keep browser performance smooth.
Is the entered text stored?
No. Conversion happens locally and content is not sent or saved.
Does it work with Unicode characters?
Yes. Accented characters, international alphabets and emojis are supported and preserved.