Case Converter
Convert case of text i.e to lower, upper and camel etc.
Input
Output
Example: Before and After
Before (input)
hello world
After (output)
Hello World
About This Tool
The Case Converter is a versatile text transformation tool that converts your text between different letter case formats. Whether you need to format text for programming, documentation, or stylistic purposes, this tool supports 15+ case formats including UPPER CASE, lower case, Title Case, camelCase, snake_case, and more.
Common Use Cases
- Converting variable names between programming conventions (camelCase, snake_case, PascalCase)
- Formatting headings and titles with proper capitalization
- Standardizing text case for data processing or databases
- Creating consistent naming conventions for files or identifiers
- Converting shouting (ALL CAPS) text to readable formats
How to Use
- Paste or type your text into the input area
- Select the desired case format from the options below the input
- The converted text appears instantly in the output area
- Copy the result to use in your projects
Features
- 15+ case conversion formats available
- Real-time conversion as you type
- Supports UPPER, lower, Title, Sentence, camelCase, PascalCase, snake_case, kebab-case, and more
- Handles multi-line text and preserves structure
Tips
For programming, use camelCase for JavaScript variables, snake_case for Python, PascalCase for class names, and CONSTANT_CASE for constants.
Frequently Asked Questions
Is my input stored or logged?
No. This tool is designed to run in your browser, and we do not store or log your content during processing.
Is conversion instant?
Yes for most inputs. Output updates immediately, and large inputs may take a moment depending on your device.
Can this handle large text?
It can handle large text, but performance depends on your browser and device. For very large files, consider splitting the input.
Does it support mobile?
Yes. The interface is responsive and works on phones and tablets, so you can use it on the go.
Can I use it for commercial projects?
Yes. You are free to use the output in personal or commercial projects without attribution.
Does this affect numbers or punctuation?
Only if the selected options target them. Otherwise, numbers and punctuation are preserved as-is.