Black Gold Case Studio

Convert text to uppercase, lowercase, title case, sentence case, and more inside a premium popup tool.

Black Gold Case Studio is a simple and premium-looking Chrome extension designed to help users convert text between different letter case formats directly from the browser popup. It provides a fast and convenient workspace for changing text to uppercase, lowercase, title case, sentence case, capitalised words, toggle case, inverse case, and cleaned spacing. Users can type or paste text into the input box, choose the desired conversion mode, and instantly view the converted result. The extension also displays useful text details such as character count, word count, line count, and the active conversion mode. Users can copy the output with one click or move the converted result back into the input area for further editing. Black Gold Case Studio is useful for writers, students, content editors, office workers, social media users, and anyone who needs a quick way to format text without opening a separate website or document editor. The extension uses a Black Gold premium interface with a dark background, gold highlights, elegant panels, and clear action buttons. It is built to be lightweight, focused, and easy to use. Black Gold Case Studio does not require unnecessary permissions, does not collect personal information, does not track browsing activity, and does not send text to any external server. All text conversion happens locally inside the Chrome extension popup for a private and fast user experience.