Text Case Converter

Convert entered text to uppercase, lowercase, or capitalized format in a simple popup tool.

Text Case Converter is a lightweight Chrome extension that helps users quickly change the letter case of entered text directly inside a popup interface. Users can type or paste text and instantly convert it to uppercase, lowercase, or capitalized format with a single click. The extension is designed for simple text formatting tasks such as editing, writing, note preparation, titles, and content cleanup. All core functionality runs locally inside the browser popup and does not require complicated permissions, access to webpage content, or external services for its main task. The extension is built as a focused utility tool with a modern interface and a straightforward user experience.