Text Case Converter — Title, UPPER, Free | How to use and interpret results
Change English text to uppercase, lowercase, token-title or sentence-style casing. It is a quick formatting experiment rather than an editor that understands proper names and house style.
- Runs in your browser
- Nothing is uploaded
- No signup; device limits apply
Numbers stay on your device. Nothing is sent to a server.
How to use this tool
Choose the source text and mode. Title mode follows whitespace-separated tokens, while sentence mode follows punctuation such as periods, exclamation marks and question marks.
Results and examples
hello world becomes HELLO WORLD in uppercase or Hello World in title mode. Recheck acronyms such as NASA because the desired spelling may not survive a generic conversion.
Worked example
hello world becomes HELLO WORLD in uppercase or Hello World in title mode. Recheck acronyms such as NASA because the desired spelling may not survive a generic conversion.
Limitations
- Editorial rules for articles, prepositions and proper names are not applied.
- Language-specific case transformations are not always reversible.
Fields
| Field | Guidance and constraints |
|---|---|
| Text | Check the unit and format displayed beside this field. |
| Case | lower case / UPPER CASE / Title Case / Sentence case |
Data handling
Processing stays in the current browser tab; the site does not upload tool input for the calculation itself.
Sources
Frequently asked questions
How does hello world change across modes?
hello world becomes HELLO WORLD in uppercase or Hello World in title mode. Recheck acronyms such as NASA because the desired spelling may not survive a generic conversion.
Will this complete a publication's headline style?
Editorial rules for articles, prepositions and proper names are not applied. Language-specific case transformations are not always reversible.
Related tools
You do not need to start over. Continue with the tool that fits your next step.
