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Case converter
Type or paste text to instantly see all case variants.
Results below update automatically.
All variants
UPPERCASE
lowercase
Title Case
Sentence case
Inverse case
Alternating case
What it is
The case converter transforms text into multiple case variants: UPPERCASE, lowercase, Title Case, Sentence case, inverse and alternating case.
How it works
Paste or type your text in the field above — all variants update instantly in your browser. Use the Copy button to grab the version you need.
Limitations & notes
Casing behavior may depend on the browser locale. For acronyms, proper names and mixed languages, review the output manually. Whitespace and non‑letter characters are preserved.