Case Converter Online — UPPER, lower, Title, camelCase & More
Convert text between different cases: upper, lower, title, camel, snake, and more.
Privacy first: This tool runs entirely in your browser. Your data never leaves your device.
Convert any text between uppercase, lowercase, title case, sentence case, camelCase, PascalCase, snake_case, and kebab-case in one click. Ideal for developers normalizing variable names and writers fixing capitalization. All conversions happen instantly in your browser.
How to Use Case Converter
- Paste or type your text: Enter your text in the input field.
- Choose a case format: Click the desired case button such as UPPER CASE, lower case, Title Case, camelCase, or snake_case.
- Copy the result: Click "Copy" to copy the converted text to your clipboard.
Features
- Supports UPPER CASE, lower case, Title Case, Sentence case
- Developer formats: camelCase, PascalCase, snake_case, kebab-case
- One-click copy to clipboard
- Handles multi-line text and long paragraphs
- Runs entirely in your browser — no data sent to servers
- Free with no account required
Common Use Cases
Developers use the case converter to quickly reformat variable names when switching between coding conventions. Writers use it to fix inconsistent capitalization in headings or to convert ALL CAPS text copied from older documents.
Frequently Asked Questions
- What is the difference between camelCase and PascalCase?
- In camelCase the first word is lowercase and subsequent words are capitalized (e.g., myVariableName). In PascalCase every word starts with a capital letter (e.g., MyVariableName).
- Does it handle punctuation correctly in Title Case?
- Yes. Short prepositions, conjunctions, and articles (e.g., "and", "of", "the") are kept lowercase in Title Case, following standard capitalization rules.
- Can I convert multiple paragraphs at once?
- Yes. The tool processes your entire input, including line breaks and multiple paragraphs.
- Is there a character limit?
- There is no enforced character limit. The tool handles typical document and code file lengths without issue.