ToolTextPro Logo

ToolText Pro

Free Online Text Tools for Everyone

Case Converter

Transform your text to any format instantly. From standard Capitalization to developer-friendly camelCase and snake_case.

Input Text

0 Chars0 Words0 Sentences0 Lines~0 min read

Output Result

Result Updated!

Why use a Case Converter?

Whether you accidentally typed an entire paragraph while CAPS LOCK was on, or you need to normalize data for a database, a Case Converter saves you from manually retying everything. Our tool supports everything from the standard Sentence case used in documents to complex Title Case rules for headlines.

Developer Friendly Formats

Developers often need to convert natural language into variable names. We support all major naming conventions:

camelCase

Used in JavaScript, Java.

myVariableName

snake_case

Used in Python, SQL.

my_variable_name

kebab-case

Used in CSS, URLs.

my-variable-name

Title Case Guide

Writing a headline? We support multiple style guides:

  • AP Style: Common in journalism.
  • APA Style: Used in academic papers.
  • Chicago Style: Standard for book publishing.
  • MLA Style: Common in humanities.
  • NY Times: Distinctive style of The New York Times.

Frequently Asked Questions

FAQ
A Case Converter Tool is a utility that instantly transforms text between various capitalization styles. Whether you accidentally left Caps Lock on, need to format code variables (like camelCase or snake_case), or want to format a headline in proper Title Case, this tool handles it automatically.
Simply paste your headline or sentence into the input box, select 'Title Case' from the options, and choose your preferred style guide (such as AP, APA, MLA, or Chicago). The tool automatically applies the specific capitalization rules for that style, handling small words like 'and', 'the', or 'in' correctly.
camelCase (used often in JavaScript and Java) begins with a lowercase letter and capitalizes the first letter of each subsequent word without spaces (e.g., myVariableName). snake_case (common in Python and database files) keeps all letters lowercase and separates words with underscores (e.g., my_variable_name).
No, all conversions happen instantly in your browser (client-side). Your text is never sent to our servers or stored in any database, ensuring your privacy and security.
Yes! Use the UPPERCASE button to convert all text to capital letters (great for emphasis) or the lowercase button to uncapitalize everything (useful for standardizing data inputs).
Paste your ALL CAPS text into the converter and click the 'Sentence case' or 'lowercase' button. Sentence case will properly capitalize only the first letter of each sentence, while lowercase converts everything to small letters. This saves you from manually retyping entire paragraphs when Caps Lock was left on by mistake.
JavaScript developers typically use camelCase for variable and function names (e.g., getUserData, isLoggedIn) and PascalCase for class names and React components (e.g., UserProfile, HeaderComponent). For constants, use SCREAMING_SNAKE_CASE (e.g., MAX_RETRY_ATTEMPTS, API_KEY). Our converter helps you quickly switch between these formats when refactoring code or migrating between projects.
Yes! Paste any amount of text into the input box—whether it's a single word, paragraph, or entire document (up to 100,000 characters). The converter processes all text at once while preserving your original line breaks and paragraph structure. This is perfect for converting lists of variable names, cleaning up copied content, or formatting multiple headlines simultaneously.
Capitalized Case capitalizes the first letter of every single word, including articles like 'a,' 'the,' and prepositions like 'of,' 'in,' and 'on' (e.g., 'The Lord Of The Rings'). Title Case follows proper style guide rules and only capitalizes major words while keeping short articles, conjunctions, and prepositions lowercase (e.g., 'The Lord of the Rings'). Use Capitalized Case for names or creative emphasis, and Title Case for professional headlines and academic titles.
It depends on your field of study and institution requirements. APA style is standard for social sciences (psychology, education, business), MLA is used in humanities (literature, arts, philosophy), and Chicago style is common in history and publishing. Check your assignment guidelines or ask your instructor. If you're unsure, APA is the most widely used academic format.