Free Online Tool
Case Converter
Convert text between uppercase, lowercase, title case, and more.
How to Use Case Converter
- Type or paste your text into the input box.
- Choose a case style — UPPERCASE, lowercase, Title Case, or Sentence case.
- The converted text updates instantly in the output box.
- Use Copy to grab the result. Nothing is uploaded — conversion happens in your browser.
UPPERCASE and lowercase change every letter; Title Case capitalizes the first letter of each word; Sentence case capitalizes only the first letter of each sentence. Numbers and punctuation are left unchanged.
Examples
UPPERCASE — input:
Hello World
Output:
HELLO WORLD
lowercase — input:
Hello World
Output:
hello world
Title Case — input:
the quick brown fox
Output:
The Quick Brown Fox
Features
Privacy Focused
All processing happens in your browser. No data is sent to servers.
Free Forever
No registration, no limits, completely free to use.