Case Converter
Convert text between UPPERCASE, lowercase, Title Case, and more.
How to Use the Case Converter
Simply paste or type your text into the input box above. Click any case button to instantly convert your text to that format. The converted text appears in the output box where you can copy it with one click. No installation, no signup — works entirely in your browser.
What Case Types Are Available?
- UPPERCASE: Converts all characters to capital letters. Common for acronyms and emphasis.
- lowercase: Converts all characters to lowercase. Standard for code and minimal text.
- Title Case: Capitalizes the first letter of each word. Used in headlines and titles.
- Sentence case: Capitalizes only the first letter of the first sentence. Standard for writing.
- camelCase: No spaces, first word lowercase, remaining words capitalized. Standard in programming.
- snake_case: Words separated by underscores, all lowercase. Common in databases and Python.
- kebab-case: Words separated by hyphens, all lowercase. Used in URLs and CSS class names.
- CONSTANT_CASE: Words separated by underscores, all uppercase. Used for constants in programming.
Common Use Cases
Writers and editors use this tool to fix capitalization in their documents. Developers use it to convert variable names between naming conventions. SEO specialists use it to standardize text for meta tags and headings. Students use it to format essays and assignments quickly.
Why Use the Case Converter?
Switching between case types manually is time-consuming and error-prone. This free case converter does the work instantly, supporting every popular naming convention. Your text never leaves your browser — it's converted entirely on your device for maximum privacy.
Frequently Asked Questions
Is my text stored anywhere?
No. The case converter works entirely in your browser. Your text is never sent to any server and is not stored anywhere.
Does it work with special characters and numbers?
Yes. The converter handles numbers and most special characters correctly, preserving them while changing case as appropriate.
Can I use this for code variable names?
Absolutely. Developers frequently use this tool to convert between camelCase, snake_case, and CONSTANT_CASE for variable and constant names.
Is there a character limit?
No. You can convert text of any length instantly.
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