Case Converter - Chrome Extension

Convert text between 14+ case formats instantly. Transform text to UPPERCASE, lowercase, camelCase, snake_case, and more with one click. Perfect for developers and writers.

Transform Text Case in One Click

📥 Install from Chrome Web Store

Instantly switch between 14+ text case formats with a single click. Whether you’re coding, writing, or posting online, Case Converter makes text formatting quick, easy, and consistent.

Case Converter Chrome Extension

Writing & General Use

  • Sentence case – Capitalizes only the first word of each sentence
  • UPPER CASE – Converts all letters to uppercase for emphasis
  • lower case – Converts all letters to lowercase for simplicity
  • Capitalized Case – Capitalizes the first letter of every word (Title Case)
  • aLtErNaTiNg cAsE – Alternates between uppercase and lowercase letters
  • tOGGLE cASE – Reverses the case of each letter

Programming & Development

  • camelCase – Joins words with lowercase first word and capitalized inner words
  • PascalCase – Like camelCase, but the first word is also capitalized
  • snake_case – Joins words with underscores in all lowercase
  • kebab-case – Joins words with hyphens in all lowercase
  • dot.case – Joins words with dots in all lowercase
  • COBOL-CASE – Joins words with hyphens in all uppercase
  • CONSTANT_CASE – Uses underscores and uppercase letters throughout

Social Media

  • #hashtag #case – Turns words into lowercase hashtags

Key Features

🚀 Lightning Fast Conversion

  • Instant transformation – Convert text between any format with one click
  • Real-time preview – See changes as you type
  • Batch processing – Convert large blocks of text at once
  • No delays – Works instantly without loading times

📋 Powerful Input/Output Options

  • Copy to clipboard – One-click copy for immediate use
  • File upload – Open and convert text files directly
  • Download as .txt – Save converted text for later
  • Clear instantly – Reset your workspace with one click

🎯 Developer-Friendly

  • Variable naming – Quickly convert between camelCase, snake_case, and PascalCase
  • Constant formatting – Transform text to CONSTANT_CASE or COBOL-CASE
  • Code formatting – Perfect for refactoring and naming conventions
  • Multi-format support – All major programming case styles included

🔒 Privacy Focused

  • Local processing – All conversion happens in your browser
  • No data collection – We never see or store your text
  • Offline capable – Works without internet connection
  • Zero tracking – No analytics or third-party scripts

Perfect For

Developers & Programmers

  • Converting variable names between conventions
  • Formatting constants and function names
  • Refactoring code with consistent naming
  • Creating API endpoints and database fields

Writers & Content Creators

  • Formatting titles and headings
  • Converting all-caps text to readable case
  • Creating consistent headline styles
  • Fixing accidentally toggled caps lock text

Social Media Managers

  • Generating hashtags from phrases
  • Formatting post content
  • Creating consistent brand voice
  • Converting text for different platforms

Students & Researchers

  • Formatting citations and references
  • Converting notes between styles
  • Creating consistent document formatting
  • Fixing copy-paste formatting issues

Common Use Cases

Code Refactoring

my awesome variable  →  myAwesomeVariable (camelCase)
my awesome variable  →  MyAwesomeVariable (PascalCase)
my awesome variable  →  my_awesome_variable (snake_case)
my awesome variable  →  MY_AWESOME_VARIABLE (CONSTANT_CASE)

Content Formatting

SHOUTING TEXT        →  Shouting Text (Capitalized)
random CaPiTaLs      →  random capitals (lowercase)
untitled document    →  Untitled Document (Title Case)

Social Media

trending topic now   →  #trending #topic #now (hashtag case)
brand announcement   →  BRAND ANNOUNCEMENT (UPPERCASE)

Why Choose Case Converter?

⚡ 14+ Formats – The most comprehensive case converter available

🎯 One-Click Conversion – No complex menus or settings

💼 Professional Grade – Built for developers and content professionals

🔓 Always Free – Full functionality with no premium tiers

🛡️ Privacy First – Your text never leaves your browser

How It Works

  1. Enter or paste text – Type directly or upload a file
  2. Choose your format – Select from 14+ case options
  3. Instant conversion – See results immediately
  4. Copy or download – Use your formatted text anywhere

Pro Tips

For Developers:

  • Use kebab-case for CSS class names and file names
  • Use snake_case for Python variables and functions
  • Use camelCase for JavaScript variables
  • Use PascalCase for React components and class names
  • Use CONSTANT_CASE for environment variables

For Writers:

  • Use Sentence case for natural, readable content
  • Use Capitalized Case for titles and headings
  • Use lowercase for email addresses and usernames
  • Use UPPERCASE sparingly for emphasis

🚀 Install now and never manually retype text case again!

📥 Get it on Chrome Web Store

Quick Start Guide

  1. Click the extension icon in your Chrome toolbar
  2. Enter your text – Type, paste, or upload a file
  3. Select case format – Choose from 14+ options
  4. Copy or download – Get your formatted text instantly

No registration required. No learning curve. Just instant, accurate case conversion.