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Text Case Converter

Convert text to uppercase, lowercase, title case, sentence case, alternating case, inverse case, camelCase, PascalCase, snake_case, kebab-case, and more. Free online text case changer with instant preview and statistics.

Text Case Converter
Aa

Text Case Converter

Transform your text instantly - UPPERCASE, lowercase, camelCase & more

Quick Examples:
Characters: 0
No Spaces: 0
Words: 0
Select Conversion Type
Aa→AA UPPERCASE
Aa→aa lowercase
Aa→Aa Bb Title Case
Aa→Aa. Bb. Sentence case
Aa→aA aLtErNaTiNg CaSe
Aa→aA iNVERSE cASE
Aa→aaBb camelCase
Aa→AaBb PascalCase
Aa→aa_bb snake_case
Aa→aa-bb kebab-case
Aa→AA_BB CONSTANT_CASE
Aa→aa.bb dot.case

Embed Text Case Converter Widget

About Text Case Converter

Welcome to our Text Case Converter, a powerful online tool that transforms your text into any case format you need. Whether you're converting text to UPPERCASE, lowercase, Title Case, or programming-specific formats like camelCase and snake_case, this tool makes it instant and effortless. With 12 different case conversion options and real-time statistics, it's the most comprehensive text case changer available.

Available Case Conversions

Case Type Example Output Common Use
UPPERCASE HELLO WORLD Headlines, emphasis, acronyms
lowercase hello world URLs, email addresses, standardization
Title Case Hello World Book titles, headlines, names
Sentence case Hello world. New sentence. Regular text, paragraphs
aLtErNaTiNg CaSe hElLo WoRlD Memes, sarcastic text
iNVERSE cASE hELLO wORLD Stylistic effects
camelCase helloWorld JavaScript, Java variables
PascalCase HelloWorld Class names, C# conventions
snake_case hello_world Python, Ruby, databases
kebab-case hello-world URLs, CSS classes
CONSTANT_CASE HELLO_WORLD Constants in programming
dot.case hello.world Package names, configs

How to Use This Tool

  1. Enter your text: Type or paste your text into the input area. You can use the example buttons for quick testing.
  2. Choose a conversion type: Click on one of the 12 case conversion buttons to select your desired format.
  3. Convert: Click the "Convert Text" button to transform your text.
  4. Copy the result: Click "Copy to Clipboard" to copy your converted text instantly.
  5. Compare options: View all conversion options in the preview grid to compare different formats.

Programming Case Conventions

camelCase
Used in JavaScript, Java, and TypeScript for variable names and function names. The first word is lowercase, subsequent words are capitalized with no spaces.
PascalCase
Common in C#, Java class names, and React components. Every word starts with a capital letter with no separators between words.
snake_case
The standard in Python, Ruby, and database column names. Words are separated by underscores and all lowercase.
kebab-case
Perfect for URLs, CSS class names, and HTML attributes. Words are separated by hyphens and all lowercase.

Features

Frequently Asked Questions

How do I convert text to uppercase?

To convert text to uppercase, simply paste your text in the input field and click the "UPPERCASE" button. All letters will be converted to capital letters instantly. For example, "hello world" becomes "HELLO WORLD".

What is the difference between Title Case and Sentence Case?

Title Case capitalizes the first letter of every word (e.g., "The Quick Brown Fox"), while Sentence Case only capitalizes the first letter of each sentence (e.g., "The quick brown fox. Jumps over."). Title Case is commonly used for headlines and titles, while Sentence Case is used for regular text.

What is camelCase and when should I use it?

camelCase is a naming convention where the first word is lowercase and subsequent words start with capital letters, with no spaces (e.g., "myVariableName"). It's commonly used in JavaScript, Java, and other programming languages for variable and function names.

What is snake_case used for?

snake_case uses underscores to separate words, with all letters lowercase (e.g., "my_variable_name"). It's commonly used in Python, Ruby, and database column names. The uppercase version (CONSTANT_CASE or SCREAMING_SNAKE_CASE) is used for constants.

What is kebab-case and where is it used?

kebab-case uses hyphens to separate words, with all letters lowercase (e.g., "my-url-slug"). It's commonly used in URLs, CSS class names, and file names because hyphens are URL-safe and readable.

Reference this content, page, or tool as:

"Text Case Converter" at https://MiniWebtool.com/lowercase-uppercase-letters/ from MiniWebtool, https://MiniWebtool.com/

by miniwebtool team. Updated: Jan 29, 2026

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