What case styles are supported?

UPPERCASE, lowercase, Title Case (each word capitalised), Sentence case (first word capitalised), camelCase, and snake_case.

Does it handle special characters?

Yes, non-alphabetic characters are preserved in all conversion modes.

No. All conversions happen in your browser.

Convert text between UPPERCASE, lowercase, Title Case, Sentence case, camelCase, and snake_case instantly in your browser.

1
Paste your text
Enter the text you want to convert.
2
Choose a case style
Click UPPER, lower, Title, Sentence, camelCase, or snake_case.
3
Copy the result
The converted text appears instantly. Copy it with one click.

Six conversion modes in one tool
Works instantly in your browser with no server call
Handles large blocks of text efficiently
Great for cleaning up copied text, formatting variable names, and preparing headings

What case styles are supported?: UPPERCASE, lowercase, Title Case (each word capitalised), Sentence case (first word capitalised), camelCase, and snake_case.
Does it handle special characters?: Yes, non-alphabetic characters are preserved in all conversion modes.
Is my text sent anywhere?: No. All conversions happen in your browser.

Count words, characters, sentences, and estimate reading time instantly in your browser. No sign-up required.

Generate clean URL slugs from any text instantly in your browser. Removes special characters and replaces spaces with hyphens.

Remove duplicate lines from any text instantly in your browser. Supports case-sensitive and case-insensitive modes.

Format, validate, and minify JSON instantly in your browser. Your data never leaves your device.

Decode JWT tokens and inspect header and payload instantly in your browser. Your tokens never leave your device.

Count words, characters, sentences, and estimate reading time instantly in your browser. No sign-up required.