Free text tool
Text Case Converter
Paste text and instantly get it converted to UPPERCASE, lowercase, Title Case, Sentence case, camelCase, snake_case, and kebab-case. Runs entirely in your browser.
Convert text case
UPPERCASE
THE QUICK BROWN FOX JUMPS OVER THE LAZY DOG
lowercase
the quick brown fox jumps over the lazy dog
Title Case
The Quick Brown Fox Jumps Over The Lazy Dog
Sentence case
The quick brown fox jumps over the lazy dog
camelCase
theQuickBrownFoxJumpsOverTheLazyDog
snake_case
the_quick_brown_fox_jumps_over_the_lazy_dog
kebab-case
the-quick-brown-fox-jumps-over-the-lazy-dog
100% local — your text never leaves your device.
Frequently asked questions
Is this useful for coding?
Yes — camelCase, snake_case, and kebab-case are common naming conventions across programming languages and file names.
Doing this by hand every week? That's exactly what I remove.
If this conversion is one small step in a bigger workflow — say, files arriving by email, getting converted, renamed and filed by a person every time — I build software that does the whole thing automatically. My clients get back up to 18 hours a week this way.
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