Convert Letters: Text Case Converter
Paste your text, pick a case, and copy the result. Everything runs in your browser, so your text is never uploaded.
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What each button does
Click a button and your text changes right away. Made a mistake? Press Undo to step back.
| Button | What it does | Example |
|---|---|---|
| UPPER CASE | Makes every letter a capital. | hello world → HELLO WORLD |
| lower case | Makes every letter small. | Hello World → hello world |
| Sentence case | Capitalizes the first letter of each sentence and line. | hi. how are you? → Hi. How are you? |
| Title Case | Capitalizes each word, except short words like "of" and "the" in the middle. | war of the worlds → War of the Worlds |
| tOGGLE cASE | Swaps every letter to its opposite case. | Hello → hELLO |
| aLtErNaTiNg | Alternates small and capital letters, starting with small. | hello → hElLo |
| Remove extra spaces | Trims each line and turns repeated spaces into one. | a b → a b |
| Remove line breaks | Joins all lines into a single paragraph. | 3 lines → 1 line |
| Remove all punctuation marks | Deletes every punctuation mark, such as . , ! ? ; : ' " - ( ). Letters, numbers and line breaks stay. | Hello, world! It's 5 o'clock. → Hello world Its 5 oclock |
Handy to know
- Press
Ctrl+Enter(or⌘+Enteron Mac) inside the box to copy. - Case changes keep your line breaks and spacing as they are.
- Removing punctuation also closes any gap it leaves, so you won't get double spaces.