Case Conversion Tools

Convert any text to UPPERCASE instantly. Works with every language and Unicode character set.

Convert any text to lowercase instantly. Supports all Unicode characters.

Convert text to Title Case — capitalizes the first letter of each major word following standard English rules.

Convert text to sentence case — only the first letter of each sentence is capitalized.

Capitalize the first letter of every word in your text, including prepositions and conjunctions.

Flip the case of every character: uppercase becomes lowercase and lowercase becomes uppercase.

Convert text to aLtErNaTiNg CaSe where letters switch between lower and upper.

Convert text between UPPERCASE, lowercase, Title Case, camelCase, snake_case and five more formats — all in one tool.

Convert text to StudlyCaps — randomly mixed upper and lowercase, also called random case.

Randomly mixes uppercase and lowercase letters for stylized text or mock sarcastic tone.