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Text utility
Case Converter
Convert Unicode text between writing styles and developer identifiers, including locale-aware title and sentence case, camelCase, PascalCase, snake_case, kebab-case and CONSTANT_CASE.
Live output
Quick copy
Common case results
Conversion statistics
Characters0
Words detected0
Lines0
Output characters0
Popular case examples
Case format reference
| Case | Example | Common use |
|---|---|---|
| Title Case | Convert Text Fast | Headlines, article titles and headings |
| Sentence case | Convert text fast. | Paragraphs, descriptions and readable copy |
| camelCase | convertTextFast | JavaScript variables and properties |
| PascalCase | ConvertTextFast | Class names, components and types |
| snake_case | convert_text_fast | Python, databases and fields |
| kebab-case | convert-text-fast | URLs, CSS classes and file names |
| CONSTANT_CASE | CONVERT_TEXT_FAST | Environment variables and constants |
Case conversion notes
Local conversionYour text is transformed in the browser and is never uploaded.
Language-aware title caseCommon short words stay lowercase in supported languages unless they begin or end the title.
Identifier modesAcronyms, camelCase boundaries and punctuation are detected before words are joined.
Unicode and locale supportAccented letters, non-Latin scripts, emoji graphemes and locale-specific letter casing are preserved where the browser supports them.
Case converter FAQ
What is the difference between camelCase and PascalCase?
camelCase begins with a lowercase word, while PascalCase capitalizes the first word too.
Can I create URL slugs and file names?
Yes. Use kebab-case for readable URL slugs or snake_case and kebab-case for file-friendly names.
Does it support accented and non-Latin text?
Yes. Conversion uses Unicode word detection, browser segmentation and locale-aware letter casing with a Unicode fallback.
Does this tool change my original text?
No. The input remains editable and the converted result appears separately in the output area.
Handy Tool Lab
How this tool is maintained
Handy Tool Lab builds and tests each tool around repeatable examples. Formula-based tools use published references when a suitable source exists; browser utilities are checked with representative inputs and output cases.