Uppercase Converter
This uppercase converter turns any text into capital letters as you type. Paste a sentence, a headline, or a list and every lowercase letter becomes uppercase immediately while numbers, punctuation, and emoji stay unchanged; accented characters such as é or ü are converted correctly too. The live counters show characters, words, and lines so you can check length limits for forms, social posts, or SMS. Typical uses include headings, acronyms, coupon codes, and shouting in memes. Because the conversion runs entirely in JavaScript on your device, nothing is uploaded, logged, or stored. Copy the result with one click, swap it back, or clear the field to start again.
Converted Text
Overview
This uppercase converter turns any text into capital letters as you type. Paste a sentence, a headline, or a list and every lowercase letter becomes uppercase immediately while numbers, punctuation, and emoji stay unchanged; accented characters such as é or ü are converted correctly too. The live counters show characters, words, and lines so you can check length limits for forms, social posts, or SMS. Typical uses include headings, acronyms, coupon codes, and shouting in memes. Because the conversion runs entirely in JavaScript on your device, nothing is uploaded, logged, or stored. Copy the result with one click, swap it back, or clear the field to start again.Formula
UPPERCASE: a → A, b → B, ...Frequently asked questions
Does it change numbers or symbols? +
No. Only letters are converted; digits, spaces, punctuation, emoji, and new lines are preserved exactly as you typed them.
Are accented letters supported? +
Yes. Characters like é, ü, ñ, and ç are uppercased correctly according to Unicode, so non-English text keeps its accents.
Is my text sent anywhere? +
No. The conversion happens locally in your browser with JavaScript; nothing is uploaded, logged, or saved.
What text case conversions are available? +
This tool supports UPPERCASE, lowercase, Title Case, Sentence case, camelCase, PascalCase, snake_case, kebab-case, and more.
Can I convert text with special characters and accents? +
Yes. The tool preserves accented characters, special symbols, and non-Latin scripts during all case conversions.
Can I convert large amounts of text at once? +
There is no character limit. Paste any amount of text and the tool converts it instantly in your browser.
Does it handle programming naming conventions? +
Yes. The tool supports camelCase, PascalCase, snake_case, kebab-case, and SCREAMING_SNAKE_CASE for programming variable names.