Case Converter — Change Text Case Online Free
Case Converter
Instantly convert text to UPPERCASE, lowercase, Title Case, Sentence case, camelCase, snake_case, and more.
About This Case Converter
This free online case converter lets you change the letter case of any text instantly. Whether you need to convert a paragraph to UPPERCASE, fix text typed in all caps, or generate camelCase names for code, this tool handles it with one click.
All Case Formats Supported
Basic Text Cases
- UPPERCASE —
HELLO WORLD - lowercase —
hello world - Title Case —
Hello World - Sentence case —
Hello world. This is a sentence. - Capitalize Each Word —
Hello World Example - tOGGLE cASE —
hELLO wORLD
Programming & Developer Cases
- camelCase —
helloWorldExample - PascalCase —
HelloWorldExample - snake_case —
hello_world_example - kebab-case —
hello-world-example - CONSTANT_CASE —
HELLO_WORLD_EXAMPLE - dot.case —
hello.world.example
Fun & Creative Cases
- aLtErNaTiNg CaSe —
hElLo WoRlD - Inverse Case — flips upper to lower and vice versa
- Reverse Text — reads the text backwards
Frequently Asked Questions
What is a case converter?
A case converter is an online tool that instantly changes the letter case of your text — from UPPERCASE to lowercase, Title Case, Sentence case, and many other formats.
What is Title Case?
Title Case capitalizes the first letter of every major word while keeping short connecting words like a, an, the, of, in, and to in lowercase.
What is camelCase?
camelCase is a naming convention where the first word is lowercase and every following word starts with a capital letter, with no spaces. For example, hello world example becomes helloWorldExample.
How is this different from Microsoft Word's Change Case?
MS Word offers only five case options. This online tool offers 15+ cases including programming formats like camelCase, snake_case, kebab-case, and CONSTANT_CASE that Word cannot do.
Is this case converter free?
Yes. Completely free. No signup, no registration, no download.
Can I use this case converter on my phone?
Yes. The tool works on mobile phones, tablets, and desktop computers.