Text Case Converter
Convert text between UPPERCASE, lowercase, Title Case, camelCase, and snake_case in one click. Smart tokenization handles any mixed-format input.
Perfect for developers converting variable names, writers adjusting headings, or anyone who needs to quickly change text case formatting.
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How to Convert Text Case
Enter Your Text
Type or paste any text into the input field. Works with sentences, paragraphs, code, or any content.
Click a Case Button
Choose UPPERCASE, lowercase, Title Case, camelCase, or snake_case — conversion happens instantly.
Copy or Download
Copy the converted text to clipboard or download it as a .txt file.
5 Case Formats
UPPERCASE, lowercase, Title Case, camelCase, and snake_case — all the formats developers and writers need.
Smart Tokenization
Handles mixed-case input correctly. Converts 'myVariableName' or 'my_variable_name' accurately.
Instant Conversion
Click any case button and see the converted result immediately in the read-only output box.
Frequently Asked Questions
What case formats does the converter support?
The tool supports UPPERCASE, lowercase, Title Case, camelCase, and snake_case — five formats developers and writers use daily.
How does camelCase and snake_case conversion work?
Smart tokenization splits text on spaces, punctuation, and existing case boundaries. Mixed inputs like My Text Here become myTextHere or my_text_here correctly.
Can I convert code variable names?
Yes. camelCase and snake_case modes are ideal for variable names, function names, and identifiers across coding style guides.
Is there a text length limit?
There is no strict limit. The tool handles single words through full documents.
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Word count, character limits, reading time, placeholder text, and secure passwords.