Text Tools
Invert Case (Swap Upper/Lowercase)
Type or paste text to swap every uppercase letter to lowercase and vice versa.
How to use this tool
- 1Type or paste your text.
- 2See the case-inverted result instantly.
Frequently asked questions
Is this the same as random capitalization?+
No — this deterministically swaps each letter's existing case, unlike "sarcasm case" which alternates randomly.