Text Case Converter
Convert text between uppercase, lowercase, title case, sentence case, camelCase and more. Instant, free, no signup.
Click any card to copy that format to your clipboard.
UPPERCASE
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lowercase
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Title Case
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Sentence case
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camelCase
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PascalCase
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snake_case
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kebab-case
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CONSTANT_CASE
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aLtErNaTiNg
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InVeRsE cAsE
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How to convert text case online for free
- Paste or type your text into the input box above (no signup needed)
- All 11 case formats — UPPERCASE, lowercase, Title Case, Sentence case, camelCase, PascalCase, snake_case, kebab-case, CONSTANT_CASE, aLtErNaTiNg, and inverse — appear instantly
- Click the copy button on any card to copy that format to your clipboard
Why use our Text Case Converter?
Developers switch between camelCase, snake_case, and kebab-case constantly — renaming variables, converting API field names, and formatting config keys. Writers need Title Case for headlines and Sentence case for body copy. Our tool outputs all 11 formats simultaneously, so you can pick what you need without re-pasting your text.
The converter handles mixed-case input cleanly — whether you paste SHOUTING ALL CAPS, a camelCaseVariable, or plain prose, every format produces a consistent result without double-converting or mangling existing structure.
Common developer use cases: converting a database column name (user_first_name) to a JavaScript variable (userFirstName), preparing a React component name (MyComponent) from plain text, or normalizing inconsistent field names from an API response that mixes snake_case and camelCase.
Content editors and SEO writers use Title Case for article headlines and Sentence case for meta descriptions — both are rendered here in one step. Copy the format you need directly to your clipboard.
Frequently Asked Questions
A text case converter transforms text between different capitalisation styles — UPPERCASE, lowercase, Title Case, camelCase, snake_case, and more. It saves time when reformatting headings, cleaning up copied content, or converting variable names between programming conventions.
Paste or type your uppercase text into the input box above. The "lowercase" card updates instantly with the converted result. Click the copy button on that card to copy it to your clipboard.
Both join words without spaces. camelCase starts with a lowercase letter (e.g. "myVariableName"), while PascalCase (also called UpperCamelCase) starts with an uppercase letter (e.g. "MyVariableName"). camelCase is common in JavaScript variables; PascalCase is used for class names and React components.
snake_case uses underscores between words and is common in Python variables, database column names, and file names (e.g. "user_first_name"). CONSTANT_CASE is the same pattern in all caps, typically used for constants and environment variables.
No. Title Case capitalises the first letter of every word (e.g. "The Quick Brown Fox"). Sentence case only capitalises the first word of each sentence (e.g. "The quick brown fox"). Sentence case is closer to normal prose writing; Title Case is used for headings.
kebab-case uses hyphens between lowercase words (e.g. "my-component-name"). The name comes from the words being "skewered" on hyphens like a kebab. It is the standard for HTML attributes, CSS class names, URL slugs, and file names in many web projects.
Yes — the converter runs in any mobile browser with no installation. Paste your text on iPhone or Android, tap the case format you need, and copy the result.
Yes. All case formats — UPPERCASE, lowercase, Title Case, camelCase, PascalCase, snake_case, and kebab-case — are completely free with no account and no limit on text length.