Text Case Converter

Instantly convert text to any case format — uppercase, camelCase, snake_case, slug, and 10 more. Paste your text, pick a format, done.

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Output

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All Conversions

UPPERCASE

(empty)

Convert all characters to uppercase

lowercase

(empty)

Convert all characters to lowercase

Title Case

(empty)

Capitalize the first letter of each word

Sentence case

(empty)

Capitalize the first letter of each sentence

camelCase

(empty)

Join words with no separator, first word lowercase

PascalCase

(empty)

Join words with no separator, each word capitalized

snake_case

(empty)

Join words with underscores, all lowercase

kebab-case

(empty)

Join words with hyphens, all lowercase

CONSTANT_CASE

(empty)

Join words with underscores, all uppercase

dot.case

(empty)

Join words with dots, all lowercase

path/case

(empty)

Join words with forward slashes

aLtErNaTe CaSe

(empty)

Alternate between lowercase and uppercase

InVeRsE cAsE

(empty)

Swap the case of each character

url-slug

(empty)

URL-friendly format with hyphens

100% Client-Side

All conversions run in your browser. Your text is never sent to any server.

Instant Results

Conversions update live as you type — no buttons to click, no page reloads.

14 Case Formats

From everyday title case to developer-focused camelCase and snake_case — all covered.

Free Online Text Case Converter

Convert text to any case format instantly, directly in your browser — no account required, no ads, no data sent anywhere. Whether you are a developer who needs camelCase variable names, a content writer fixing Title Case headings, a database engineer who needs CONSTANT_CASE, or a URL builder who needs clean url-slugs, this tool has you covered.

All 14 conversion formats work instantly as you type. The “All Conversions” grid lets you see every format simultaneously so you can pick the one you need with a single click. Processing is entirely local — your text never leaves your device.