Case Converter
Convert UTF-8 text to uppercase, lowercase or title case.
Make this result useful
Use it now, or keep a copy for later. We never save your tool input automatically.
How to use this tool
Paste text, select a case mode, and process it.
Important to know
Convert UTF-8 text to uppercase, lowercase or title case.
Title casing is mechanical and may not match language-specific editorial style or proper-name capitalization.
Formula and methodology
Use Unicode-aware case mapping, preserving the text outside letter-case changes.
Example
hello world becomes HELLO WORLD in uppercase mode.
Frequently asked questions
Does title case know proper nouns?
No. Review names, acronyms and style conventions afterward.