Convert case. Instantly.
A premium browser utility to convert text casing between standard and developer formats.
Case Converter
1. Input Text
Words: 0 | Chars: 0
Conversion Type
2. Converted Result
Words: 0 | Chars: 0 | Lines: 0
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Case Converter Descriptions
Converting text cases manually is tedious. Our Case Converter allows you to instantly swap styles to improve formatting, adjust code syntax, or prepare social media copy.
Use standard modes like Sentence case for quick spelling drafts or developer-specific modes like camelCase, kebab-case, or snake_case for variable and filename styling.
Case Specifications
- Title Case: Capitalizes the first letter of each word (ignoring short prepositions/articles when strict, but capitalizing basic sets).
- camelCase / kebab-case / snake_case: Strip non-alphanumeric values, then format using underscores, hyphens, or caps indicators.
- Alternating / Random Case: Cycles capitalization states (e.g. aLtErNaTe or RaNdOm) for internet styling and humor patterns.
- Inverse Case: Reverses character case: lowercase letters become capitals and capitals become lowercase.
Frequently asked questions.
What casing formats does the Case Converter support?
The tool supports UPPERCASE, lowercase, Title Case, Sentence case, camelCase, kebab-case, snake_case, alternating case, inverse case, and random case.
What is the difference between camelCase, snake_case, and kebab-case?
camelCase capitalizes the first letter of each word except the first and removes spaces (e.g. 'myTextString'). snake_case joins words using underscores (e.g. 'my_text_string'). kebab-case joins words using hyphens (e.g. 'my-text-string'). These are widely used in programming.
How does the Title Case converter format sentences?
It converts the string to lowercase first, then capitalizes the first character of every word, making it ideal for book titles, headers, and blog titles.
How does the Sentence Case converter identify new sentences?
It scans the text, converting all characters to lowercase, and capitalizes the first letter of sentences by matching the beginning of lines and characters following periods, question marks, or exclamation marks.
What is the purpose of Alternating Case and Random Case?
Alternating case cycles capitalization state every second letter (e.g. 'aLtErNaTe'). Random case assigns random states. Both are widely used in online memes and chat messages.
What is Inverse Case (Swap Case)?
Inverse case reverses the current state of every single character: capital letters become lowercase, and lowercase letters become uppercase.
Does the converter support Unicode and non-English alphabets?
Yes, standard conversions (like uppercase and lowercase) work for all standard Unicode scripts (such as Cyrillic, Greek, or accented European letters).
Is there a size limit to the text I can convert?
Our client-side engine converts large text sizes instantly. For extremely large inputs over 1MB, parsing depends on your device speed, but there are no set limit caps.
Is my text secure and private when converting cases?
Yes. All case conversions are performed completely locally inside your web browser. No data is ever sent to a server, ensuring total security.
Can I edit the converted text inside the output box before copying?
Yes, our result output box is fully editable, meaning you can make manual adjustments before copying or sharing the output.
How do I copy the converted text to my clipboard?
Click 'Copy Result' beneath the output box to copy it directly, or click 'Select All' to highlight the entire block for manual copying.