Case Conversion

Case Converter Tools

Convert text between uppercase, lowercase, sentence case, title case, capitalized words, toggle case, inverse case, and random case.

Case Reference

Text case meanings and examples

Use this comparison to choose the correct converter. Each row shows what the case means, a practical example, and the most common use.

Text case	Example	Best used for
Uppercase	`QUARTERLY REPORT`	Short labels, codes, acronyms, and limited emphasis.
Lowercase	`quarterly report`	Normalizing all-caps or mixed-case text before editing.
Sentence case	`Quarterly report. Send it today.`	Paragraphs, emails, descriptions, notes, and replies.
Title case	`A Walk in the City`	Article titles, headings, product names, and video titles.
Capitalize each word	`A Walk In The City`	Names, short labels, and phrases where every word should start with a capital.
Toggle case	`tEXTwORKS`	Swapping the case of every existing letter.

Title case vs. capitalize each word

Title case usually leaves many short function words lowercase, as in A Walk in the City. Capitalize Each Word changes every word start, producing A Walk In The City.

Tools in this collection

Classic

Title Case

Format article titles, headlines, and product names with title case.

Classic

Sentence Case

Capitalize sentences, fix sentence starts, and normalize lowercase, uppercase, or mixed-case text.

Classic

Upper Case

Convert every letter to uppercase instantly in your browser.

Classic

Lower Case

Convert uppercase or mixed-case text to lowercase instantly for body copy, notes, labels, and pasted text.

Classic

Capitalize Each Word

Capitalize the first letter of every word.

Classic

Toggle Case

Swap uppercase and lowercase letters.

Classic

Inverse Case

Invert the current capitalization pattern.

Classic

Random Case

Create mixed random capitalization for playful text.

Choose the Right Text Case

Use title case for headings, sentence case for paragraphs, uppercase for short labels, and lowercase to normalize pasted text. Capitalize Each Word is different from title case because it also capitalizes short words such as in, the, and of.

Fast Browser-Based Conversion

TextWorks case converter tools run in the browser, so you can paste text, convert it, copy the result, and continue writing without signup.

Useful for Writers and Marketers

Case conversion helps clean blog titles, product titles, ad copy, support replies, spreadsheet values, filenames, labels, and social media drafts.