Home › Text tools › Text Case Converter

Text Case Converter

Change any text to UPPERCASE, lowercase, Title Case, Sentence case or aLtErNaTiNg case instantly. Paste it in, pick a style, and copy the result — all privately, in your browser.

Convert to

Input

Output

What Is a Text Case Converter?

A text case converter is a tool that automatically rewrites your text between different capitalisation styles. Instead of retyping or hunting through a document, you paste the text, choose a case, and get the transformed version immediately.

Common styles include UPPERCASE, where every letter is capital; lowercase, where none are; Title Case, which capitalises the first letter of each word; Sentence case, which only capitalises the first letter of each sentence; and aLtErNaTiNg case, which alternates between upper and lower.

It is the quickest way to normalise a headline, tidy a caption, fix an all-caps email subject line, or re-format text for a style guide. Writers, editors, marketers and students use it constantly, because consistent capitalisation makes content look more professional and can even improve readability and accessibility. Convert text to title case, uppercase or lowercase in seconds, and the whole thing stays on your device.

How to Use the Text Case Converter

Paste your text into the Input box.
Choose the case you want from the Convert to dropdown.
The converted text appears instantly in the Output box.
Click Copy to place it on your clipboard, or Clear to start over.

Example

Input: hello world from your tool

UPPERCASE → HELLO WORLD FROM YOUR TOOL
lowercase → hello world from your tool
Title Case → Hello World From Your Tool
Sentence case → Hello world from your tool
aLtErNaTiNg → hElLo wOrLd FrOm YoUr ToOl

Who is this text case converter for?

This free text case converter is built for anyone who needs to make a conversion quickly, but a few groups reach for it most often.

Students and young adults: Fixing a caps-lock slip is easier with a text case converter that reformats a sentence in one tap.
Designers and developers: Developers formatting titles, slugs and snippets use a text case converter to normalise casing.
Professionals: Writers and editors clean up copy with a text case converter before it goes to print or the CMS.
Curious users: Paste any sentence into the text case converter to try uppercase, lowercase, title and sentence case.

Text case conversion table

Each row is the exact output the tool produces for the same input phrase.

Case	"hello world"
Sentence case	Hello world
Title case	Hello World
UPPERCASE	HELLO WORLD
lowercase	hello world
Alternating case	hElLo wOrLd

Common Use Cases

Fixing accidentally CAPS-LOCKED headlines or titles.
Formatting headings and titles to match a style guide.
Normalising meta titles and captions before publishing.
Restyling quotes, subject lines or social posts in seconds.

Pro Tips

Title Case is best for headings; Sentence case reads better for full paragraphs.
Run a lowercase pass first to normalise wildly inconsistent input before applying Title Case.
Beware all-caps for long paragraphs — it is harder to read and harder for screen readers.
Check the result after converting; automatic capitalisation can miss proper nouns.

FAQ

How do I convert text to Title Case?

Paste your text and choose Title Case; the first letter of each word is capitalised automatically while the rest is lowercased.

Does it upload my text?

No. Conversion runs locally in your browser; nothing is uploaded or stored.

What cases are supported?

UPPERCASE, lowercase, Title Case, Sentence case and aLtErNaTiNg case.

What is Sentence case?

Only the first letter of each sentence is capitalised; everything else stays lowercase.

What is the difference between Title Case and Sentence case?

Title Case capitalises every word, while Sentence case capitalises only the first word of each sentence.

Is it private?

Yes — it runs entirely in your browser, so your text never leaves your device.

Why use this tool?

To quickly fix headlines, titles, captions and meta text without retyping them by hand.

Does it handle words with apostrophes or hyphens?

Yes. It works on standard text; uncommon capitalisation inside hyphenated or apostrophe words may not be treated perfectly, so review the result.