Case Converter
Convert text between different case formats and naming conventions
lower/UPPER
Базовое преобразование в нижний или верхний регистр
Example: lowercase or UPPERCASEФорматирование текстаНормализация данных
Keep numeric characters in the output
Convert each line separately
0 characters
Enter text to see lower/UPPER conversion
Convert to Other Formats
Case Converter Info
Instant Conversion
See results in real-time as you type with automatic format detection.
Client-side Processing
All conversions happen locally in your browser. Your text never leaves your device.
Multiple Formats
Support for all common naming conventions used across programming languages.