Text Case Converter
Convert text between uppercase, lowercase, title case, sentence case, alternating case and other common capitalization formats.
Text case converter
Change text between uppercase, lowercase, title case, sentence case and other common formats.
Choose a conversion
Text case options
Uppercase converts every letter to capitals, while lowercase converts every letter to small letters.
Title Case capitalizes the first letter of each word. Sentence case capitalizes the beginning of sentences while making the remaining letters lowercase.
Alternating case switches between lowercase and uppercase letters. Inverse case changes uppercase letters to lowercase and lowercase letters to uppercase.
How to use it
Type or paste your text, then choose the case format you want. The converted text appears instantly and can be copied with one click.
Privacy
Your text is processed locally in your browser and is not submitted to Muft.
Tool behavior last checked Aug 23, 2026.