Format JSON Online logo
Professional Text Case Converter

Transform Text Case Instantly

Easily convert text between formats like uppercase, camelCase, and snake_case with our free Text Case Converter. Perfect for developers, writers, and anyone needing to standardize text formatting. Supports 8+ case formats including UPPERCASE, lowercase, Title Case, camelCase, PascalCase, snake_case, kebab-case, and alternating case. Process text instantly in your browser with no installation required. Ideal for code formatting, file naming, database schemas, and documentation preparation.

Loading...

Your adventure is about to begin

How to Use Text Case Converter

1

Input Your Text

Enter or paste the text you want to convert:

  • • Code variables and functions
  • • File names and paths
  • • Database column names
  • • Any text content

Supports all major text formats and special characters

2

Choose Case Format

Select from 8+ case formats:

  • • UPPERCASE and lowercase
  • • camelCase and PascalCase
  • • snake_case and kebab-case
  • • Title Case and aLtErNaTiNg

One-click selection for instant conversion

3

Copy or Download

Use your converted text:

  • • Copy to clipboard instantly
  • • Download as text file
  • • Upload files for batch conversion
  • • Clear for new conversions

All processing happens in your browser for privacy

Pro Tips:

  • • Use UPPERCASE for environment variables and constants
  • • Use camelCase for JavaScript/Java variables
  • • Use snake_case for Python variables and database columns
  • • Use kebab-case for CSS classes and HTML attributes
  • • Use PascalCase for class names and React components
  • • Upload files for batch text case conversion

Key Features

⚡ Instant

Real-time conversion

🔤 8+ Formats

Comprehensive options

📥 Upload

File support

📤 Export

Copy & download

🔒 Secure

Client-side only

📱 Responsive

Mobile friendly

🆓 Free

No registration

📋 Clean

Special characters

Complete Text Case Conversion Solution

Why Use Text Case Converter?

  • Standardize variable names across programming languages
  • Convert file names to match project conventions
  • Prepare database column names for different systems
  • Create consistent CSS class names and IDs
  • Format headings and titles for documents
  • Transform API response keys for frontend usage
  • Batch process large text files efficiently
  • No coding or technical skills required

Common Use Cases:

  • JavaScript to Python variable name conversion
  • Database schema naming standardization
  • CSS class name formatting for frameworks
  • API response key transformation
  • Code refactoring and modernization
  • Documentation and technical writing
  • File and folder name standardization
  • Legacy code migration projects

Understanding Text Case Formats

Different programming languages, frameworks, and style guides have specific conventions for text casing. Our text case converter supports all major formats to help you maintain consistency across your projects. Whether you're working with JavaScript (camelCase), Python (snake_case), CSS (kebab-case), or SQL (UPPERCASE), our tool instantly converts your text to match the required format while properly handling special characters and punctuation.

Advanced Features for Developers

Beyond basic case conversion, our text case converter includes file upload capabilities for batch processing, intelligent special character handling, and support for all Unicode characters. The tool works entirely in your browser with no server communication, ensuring your code and text data remain completely private. With one-click copy and download options, you can quickly integrate converted text into your workflow.

Ready to Get Started?

Choose from our suite of JSON tools to start processing your data right away.

URL Converter

Encode and decode URLs safely for web development and data handling.

TOON Formatter & Validator

Format, validate, and work with Token-Oriented Object Notation (TOON) data. Our free online tool helps you format, validate, and convert TOON data with syntax highlighting and error detection.

Regex Tester

Test and debug regular expressions with real-time matching, capture group analysis, and flag support.

JSON Escape/Unescape

Escape and unescape JSON strings for safe encoding in APIs and databases.

JSON Formatter

Beautify and format JSON with syntax highlighting and customizable indentation.

JSON Validator

Validate JSON syntax with AI-powered error detection and automatic fixing.

Frequently Asked Questions
What Is a Text Case Converter and How Does It Work?

A text case converter transforms text into formats like uppercase, lowercase, camelCase, snake_case, or kebab-case, ideal for coding, writing, or formatting. Our free text case converter tool simplifies this process: paste your text, select a case format, and click convert to get instant results. Perfect for developers formatting code or writers standardizing text, this online text converter processes data in your browser for privacy and speed. Use it to streamline text formatting without software installation or sign-up.

Which Case Formats Does the Text Case Converter Tool Support?

Our free text case converter tool supports multiple case formats, including uppercase, lowercase, camelCase, PascalCase, snake_case, kebab-case, and more. These options cater to developers formatting code, writers standardizing documents, or anyone needing specific text styles. Paste your text, choose your desired case, and convert instantly. This online text converter ensures fast, secure processing in your browser, with no software installation required. Use it to meet programming or styling needs efficiently, ensuring consistent text formatting for any project.

How to Use a Text Case Converter Tool Online for Free?

Use our free text case converter tool to transform text effortlessly. Paste your text into the input field, select a case format (e.g., camelCase, uppercase, or snake_case), and click convert for instant results. Ideal for developers formatting code or writers preparing documents, this online text converter processes data securely in your browser. No sign-up or software installation is needed. Convert text to your preferred case quickly, ensuring consistency for coding, documentation, or styling projects with ease.

Is the Text Case Converter Tool Free to Use Online?

Yes, our text case converter tool is completely free, with no sign-up or usage limits. Paste your text, choose a case format like uppercase, camelCase, or snake_case, and convert instantly. Designed for developers, writers, or anyone needing text formatting, this online text converter processes data in your browser for privacy and speed. Use our free text case converter to standardize code or documents effortlessly, without requiring software installation, making it accessible for all users.

Can I Convert Large Amounts of Text with a Text Case Converter?

Yes, our free text case converter tool efficiently handles large text inputs, including entire documents or code snippets. Paste your text, select a case format (e.g., lowercase, PascalCase, or kebab-case), and convert instantly. Perfect for developers formatting scripts or writers standardizing text, this online text converter processes data securely in your browser without software installation. Convert large text volumes quickly, ensuring consistent formatting for coding, documentation, or data preprocessing tasks with no performance issues.

Why Use Different Text Case Formats in Programming?

Different programming languages and frameworks have specific naming conventions. For example, JavaScript commonly uses camelCase for variables, Python uses snake_case, CSS uses kebab-case for class names, and constants are often UPPERCASE. Our text case converter helps developers quickly switch between these formats, ensuring code consistency and adherence to language standards without manual reformatting.

How Does the Text Case Converter Handle Special Characters?

Our text case converter intelligently handles special characters and punctuation by removing or replacing them appropriately for each case format. For snake_case and kebab-case, special characters are replaced with underscores or hyphens respectively. For camelCase and PascalCase, special characters are removed and the following letter is capitalized. This ensures clean, valid identifiers for programming and technical writing.