Case Converter
Convert text between UPPERCASE, lowercase, Title Case, and more.
What Is a Case Converter?
A case converter transforms the letter casing of your text between different styles. Common conversions include UPPERCASE, lowercase, Title Case, Sentence case, camelCase, and more. This saves time compared to retyping text manually and helps ensure consistency in documents, code, headings, and titles.
How Do I Change Text Case Online?
Paste your text into the input area and click the button for the case style you want. The tool instantly converts your text and displays the result. Copy the converted text with one click. Supported styles include uppercase, lowercase, title case, sentence case, alternating case, and more. Everything runs in your browser with no data sent to any server.
When Would I Need to Convert Text Case?
Common scenarios include converting a block of uppercase text to readable sentence case, formatting headings as title case, preparing data for import into systems that require specific casing, converting variable names between coding conventions, and cleaning up text pasted from PDFs or legacy systems that lost their original formatting.
Does This Tool Handle Special Characters and Unicode?
Yes. The case converter correctly handles accented characters, Unicode letters from non-Latin scripts, and special symbols. Standard ASCII characters are converted as expected, and characters without case variants (numbers, punctuation) pass through unchanged.
What Is camelCase and When Is It Used?
camelCase capitalizes each word except the first, with no spaces or punctuation: myVariableName, getUserData, isActive. It is the dominant naming convention in JavaScript, Java, and TypeScript for variables and function names. PascalCase (also called UpperCamelCase) capitalizes every word including the first: MyClassName, UserProfile. This tool converts between these coding conventions instantly.
Can I Convert Text Case in Bulk?
Yes. Paste as much text as you need into the input area — there is no character limit. The tool processes the entire input instantly, preserving paragraph breaks and formatting while changing only the letter casing. This makes it efficient for converting entire documents, large code blocks, or multi-page content in a single operation. The converted output is ready to copy and paste into your target application.