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Inverse Case Converter

Free online inverse case converter and text analyzer tool. Swap uppercase to lowercase and lowercase to uppercase instantly while counting words, characters, lines, and sentences.

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Word Count

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Free Online Inverse Case Converter

This free online inverse case converter helps you instantly swap uppercase letters to lowercase and lowercase letters to uppercase. It supports Unicode text, emojis, multilingual input, and includes word count, character count, line count, and sentence analysis features.

How Inverse Case Conversion Works

Inverse case conversion (also called swap case or toggle case) flips the casing of each letter in the text. Uppercase letters become lowercase and lowercase letters become uppercase while preserving numbers, punctuation, emojis, and Unicode characters.

Example

The text “Hello World” becomes:

Frequently Asked Questions

What is inverse case?

Inverse case is a text formatting style where uppercase letters are converted to lowercase and lowercase letters are converted to uppercase. It is also known as swap case.

Does this tool support Unicode text?

Yes, this tool supports Unicode text, emojis, multilingual input, and combined characters.

Does inverse case affect numbers or symbols?

No, inverse case only changes alphabetic characters and does not modify numbers, punctuation, or symbols.

Does this tool count words and characters?

Yes, the tool also includes word count, character count, line count features.