Case Converter — Free Online Tool

Our Case Converter instantly transforms text between multiple case formats including UPPERCASE, lowercase, Title Case, camelCase, PascalCase, snake_case, and kebab-case. Perfect for developers, writers, and content creators who need quick text formatting.

Features

• Multiple Case Formats: Supports 7+ case formats including programming conventions and standard text cases
• Real-time Conversion: Instant conversion as you type with no delays or loading times
• Preserve Special Characters: Maintains numbers, spaces, and punctuation while converting letter cases
• Bulk Text Processing: Handle large amounts of text efficiently without performance issues

Frequently Asked Questions

What case formats are supported?

We support UPPERCASE, lowercase, Title Case, camelCase, PascalCase, snake_case, kebab-case, and Sentence case.

Can I convert programming variable names?

Yes, the tool is perfect for converting between programming naming conventions like camelCase to snake_case.

Does the tool handle special characters?

Yes, numbers, spaces, punctuation, and special characters are preserved during case conversion.

Is there a text length limit?

No, you can convert text of any length without restrictions.

Can I convert multiple lines at once?

Yes, the tool processes multiline text while maintaining line breaks and formatting.

Does it work with non-English text?

Yes, the tool works with all Unicode characters and international alphabets.

Can I undo a conversion?

Simply paste your original text back or use your browser's undo function (Ctrl+Z).

Is the conversion case-sensitive?

The tool intelligently handles mixed-case input to produce the correct output format.

What happened to smalldev.tools?

smalldev.tools is no longer available. Prism by SWEDevTools offers the same developer tools and more, with offline support, pipeline chaining, and completely free usage — no signup required.