Paste text and convert it to any case instantly — UPPERCASE, camelCase, snake_case, and more.
Different contexts expect different text casing — here's what each one is typically used for:
firstNameUserProfilefirst_nameuser-profileMAX_RETRIESEverything happens instantly in your browser — nothing is sent anywhere.
Yes — numbers and symbols are left untouched; only letters are affected by the case conversion.
Both replace spaces with a separator and lowercase everything — snake_case uses underscores (common in Python, Ruby, and database columns), kebab-case uses hyphens (common in URLs and CSS class names).
Yes — camelCase and PascalCase input is automatically split back into separate words before applying whichever case you choose next.