What is the difference between snake_case and CONSTANT_CASE?

snake_case is all lowercase with underscores between words; CONSTANT_CASE is the same but uppercase, typically used for environment variables and constants.

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Case Converter

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Case Converter

Convert text to UPPERCASE, lowercase, Title Case, camelCase, snake_case, kebab-case and more.

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About Case Converter

Switch any text between 11 case styles instantly: UPPERCASE, lowercase, Title Case, Sentence case, camelCase, PascalCase, snake_case, kebab-case, CONSTANT_CASE, aLtErNaTiNg, and InVeRsE. Useful for code identifiers, headings, slugs, and styling text for any context.

How to use

Pick the case style you want.
Paste or type your text.
Copy the converted output with one click.

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Frequently asked questions

Got questions? We’ve got answers. Here are some of the most common inquiries about Case Converter.

Home
Text Tools
Case Converter

Text Tools

Case Converter

Convert text to UPPERCASE, lowercase, Title Case, camelCase, snake_case, kebab-case and more.

Choose a case

Your text

Result

Text Tools

Word Counter

Count words, characters, sentences, paragraphs, and reading time in real time. Free and ad-light.

Text Tools

Text Reverser

Reverse text by characters, words, lines, or sentences. Live, free, and works with emoji.

Text Tools

Lorem Ipsum Generator

Generate placeholder text — paragraphs, sentences, or words — with one click. Free and instant.

About Case Converter

How to use

Pick the case style you want.
Paste or type your text.
Copy the converted output with one click.

FAQ

Frequently asked questions

Got questions? We’ve got answers. Here are some of the most common inquiries about Case Converter.

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About Case Converter

How to use

Frequently asked questions