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HomeUtilityCase Converter

Text Case Converter

Convert text between UPPER, lower, camel, snake, and more. Free, private, runs in your browser.

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What Is a Case Converter?

A case converter transforms text between different capitalization styles — uppercase, lowercase, title case, sentence case, camelCase, snake_case, and more. It automates a tedious formatting task that writers, developers, and content creators encounter daily.

Why Use a Case Converter?

Consistent capitalization matters for readability, branding, and code style. Converting headings to title case, reformatting variable names between camelCase and snake_case, or fixing accidentally typed CAPS LOCK text are common needs. Doing these transformations manually is slow and error-prone, especially with large blocks of text.

How Does This Tool Work?

Paste your text and select the target case format. Convertful applies the transformation instantly using JavaScript string operations running entirely in your browser. Supported formats include UPPERCASE, lowercase, Title Case, Sentence case, camelCase, PascalCase, snake_case, and kebab-case.

Is It Safe?

Yes. All text processing happens locally in your browser. No data is sent to any server, making it safe for proprietary content and unpublished work.

FAQ

What case formats are supported?

UPPER CASE, lower case, Title Case, Sentence case, camelCase, PascalCase, snake_case, kebab-case, and CONSTANT_CASE.

Can I convert code variable names?

Yes. Paste a variable name in any format and convert it to camelCase, snake_case, PascalCase, or kebab-case instantly.